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2004-11-07 Ben Maurer <bmaurer@ximian.com>
[mono-project.git] / mono / interpreter / interp.c
blob6598f5539d6bb6652141e5a8f3c52c35d63ced2d
1 /*
2 * PLEASE NOTE: This is a research prototype.
3 *
4 *
5 * interp.c: Interpreter for CIL byte codes
6 *
7 * Authors:
8 * Paolo Molaro (lupus@ximian.com)
9 * Miguel de Icaza (miguel@ximian.com)
10 * Dietmar Maurer (dietmar@ximian.com)
11 *
12 * (C) 2001, 2002 Ximian, Inc.
13 */
14 #ifndef __USE_ISOC99
15 #define __USE_ISOC99
16 #endif
17 #include "config.h"
18 #include <stdio.h>
19 #include <string.h>
20 #include <stdlib.h>
21 #include <glib.h>
22 #include <setjmp.h>
23 #include <signal.h>
24 #include <math.h>
25 #include <locale.h>
26
27 #include <mono/os/gc_wrapper.h>
28
29 #ifdef HAVE_ALLOCA_H
30 # include <alloca.h>
31 #else
32 # ifdef __CYGWIN__
33 # define alloca __builtin_alloca
34 # endif
35 #endif
36
37 /* trim excessive headers */
38 #include <mono/metadata/image.h>
39 #include <mono/metadata/assembly.h>
40 #include <mono/metadata/cil-coff.h>
41 #include <mono/metadata/mono-endian.h>
42 #include <mono/metadata/tabledefs.h>
43 #include <mono/metadata/tokentype.h>
44 #include <mono/metadata/loader.h>
45 #include <mono/metadata/threads.h>
46 #include <mono/metadata/threadpool.h>
47 #include <mono/metadata/profiler-private.h>
48 #include <mono/metadata/appdomain.h>
49 #include <mono/metadata/reflection.h>
50 #include <mono/metadata/exception.h>
51 #include <mono/metadata/verify.h>
52 #include <mono/metadata/opcodes.h>
53 #include <mono/metadata/debug-helpers.h>
54 #include <mono/metadata/mono-config.h>
55 #include <mono/metadata/marshal.h>
56 #include <mono/metadata/environment.h>
57 #include <mono/metadata/mono-debug.h>
58 #include <mono/os/util.h>
59
60 #include "interp.h"
61 #include "mintops.h"
62 #include "embed.h"
63 #include "hacks.h"
64
65 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
66 a = i,
67
68 enum {
69 #include "mono/cil/opcode.def"
70 CEE_LASTOP
71 };
72 #undef OPDEF
73
74 /* Mingw 2.1 doesnt need this any more, but leave it in for now for older versions */
75 #ifdef _WIN32
76 #define isnan _isnan
77 #define finite _finite
78 #endif
79 #ifndef HAVE_FINITE
80 #ifdef HAVE_ISFINITE
81 #define finite isfinite
82 #endif
83 #endif
84
85 static gint *abort_requested;
86
87 /* If true, then we output the opcodes as we interpret them */
88 static int global_tracing = 0;
89 static int global_no_pointers = 0;
90
91 int mono_interp_traceopt = 0;
92
93 static int debug_indent_level = 0;
94
95 #define INIT_FRAME(frame,parent_frame,obj_this,method_args,method_retval,mono_method) \
96 do { \
97 (frame)->parent = (parent_frame); \
98 (frame)->obj = (obj_this); \
99 (frame)->stack_args = (method_args); \
100 (frame)->retval = (method_retval); \
101 (frame)->runtime_method = mono_interp_get_runtime_method (mono_method); \
102 (frame)->ex = NULL; \
103 (frame)->ip = NULL; \
104 (frame)->invoke_trap = 0; \
105 } while (0)
106
107 void ves_exec_method (MonoInvocation *frame);
108
109 static char* dump_stack (stackval *stack, stackval *sp);
110 static char* dump_frame (MonoInvocation *inv);
111 static MonoArray *get_trace_ips (MonoDomain *domain, MonoInvocation *top);
112 static void ves_exec_method_with_context (MonoInvocation *frame, ThreadContext *context);
113
114 typedef void (*ICallMethod) (MonoInvocation *frame);
115
116 static guint32 die_on_exception = 0;
117 static guint32 thread_context_id = 0;
118
119 #define DEBUG_INTERP 1
120 #define COUNT_OPS 0
121 #if DEBUG_INTERP
122
123 static int break_on_method = 0;
124 static int nested_trace = 0;
125 static GList *db_methods = NULL;
126
127 static void
128 output_indent (void)
129 {
130 int h;
131
132 for (h = 0; h < debug_indent_level; h++)
133 g_print (" ");
134 }
135
136 static void
137 db_match_method (gpointer data, gpointer user_data)
138 {
139 MonoMethod *m = (MonoMethod*)user_data;
140 MonoMethodDesc *desc = data;
141
142 if (mono_method_desc_full_match (desc, m))
143 break_on_method = 1;
144 }
145
146 #define DEBUG_ENTER() \
147 if (db_methods) { \
148 g_list_foreach (db_methods, db_match_method, (gpointer)frame->runtime_method->method); \
149 if (break_on_method) tracing=nested_trace ? (global_tracing = 2, 3) : 2; \
150 break_on_method = 0; \
151 } \
152 if (tracing) { \
153 MonoMethod *method = frame->runtime_method->method ;\
154 char *mn, *args = dump_args (frame); \
155 debug_indent_level++; \
156 output_indent (); \
157 mn = mono_method_full_name (method, FALSE); \
158 g_print ("(%u) Entering %s (", GetCurrentThreadId(), mn); \
159 g_free (mn); \
160 g_print ("%s)\n", args); \
161 g_free (args); \
162 } \
163 if (mono_profiler_events & MONO_PROFILE_ENTER_LEAVE) \
164 mono_profiler_method_enter (frame->runtime_method->method);
165
166 #define DEBUG_LEAVE() \
167 if (tracing) { \
168 char *mn, *args; \
169 args = dump_retval (frame); \
170 output_indent (); \
171 mn = mono_method_full_name (frame->runtime_method->method, FALSE); \
172 g_print ("(%u) Leaving %s", GetCurrentThreadId(), mn); \
173 g_free (mn); \
174 g_print (" => %s\n", args); \
175 g_free (args); \
176 debug_indent_level--; \
177 if (tracing == 3) global_tracing = 0; \
178 } \
179 if (mono_profiler_events & MONO_PROFILE_ENTER_LEAVE) \
180 mono_profiler_method_leave (frame->runtime_method->method);
181
182 #else
183
184 #define DEBUG_ENTER()
185 #define DEBUG_LEAVE()
186
187 #endif
188
189 static void
190 interp_ex_handler (MonoException *ex) {
191 ThreadContext *context = TlsGetValue (thread_context_id);
192 char *stack_trace;
193 if (context == NULL)
194 return;
195 stack_trace = dump_frame (context->current_frame);
196 ex->stack_trace = mono_string_new (mono_domain_get(), stack_trace);
197 g_free (stack_trace);
198 if (context->current_env == NULL || strcmp(ex->object.vtable->klass->name, "ExecutionEngineException") == 0) {
199 char *strace = mono_string_to_utf8 (ex->stack_trace);
200 fprintf(stderr, "Nothing can catch this exception: ");
201 fprintf(stderr, "%s", ex->object.vtable->klass->name);
202 if (ex->message != NULL) {
203 char *m = mono_string_to_utf8 (ex->message);
204 fprintf(stderr, ": %s", m);
205 g_free(m);
206 }
207 fprintf(stderr, "\n");
208 fprintf(stderr, "%s\n", strace);
209 g_free (strace);
210 if (ex->inner_ex != NULL) {
211 ex = (MonoException *)ex->inner_ex;
212 fprintf(stderr, "Inner exception: %s", ex->object.vtable->klass->name);
213 if (ex->message != NULL) {
214 char *m = mono_string_to_utf8 (ex->message);
215 fprintf(stderr, ": %s", m);
216 g_free(m);
217 }
218 strace = mono_string_to_utf8 (ex->stack_trace);
219 fprintf(stderr, "\n");
220 fprintf(stderr, "%s\n", strace);
221 g_free (strace);
222 }
223 /* wait for other threads to also collapse */
224 Sleep(1000);
225 exit(1);
226 }
227 context->env_frame->ex = ex;
228 context->search_for_handler = 1;
229 longjmp (*context->current_env, 1);
230 }
231
232 static void
233 ves_real_abort (int line, MonoMethod *mh,
234 const unsigned short *ip, stackval *stack, stackval *sp)
235 {
236 fprintf (stderr, "Execution aborted in method: %s::%s\n", mh->klass->name, mh->name);
237 fprintf (stderr, "Line=%d IP=0x%04x, Aborted execution\n", line,
238 ip-(const unsigned short *)mono_method_get_header (mh)->code);
239 g_print ("0x%04x %02x\n",
240 ip-(const unsigned short *)mono_method_get_header (mh)->code, *ip);
241 if (sp > stack)
242 printf ("\t[%d] 0x%08x %0.5f\n", sp-stack, sp[-1].data.i, sp[-1].data.f);
243 }
244
245 #define ves_abort() \
246 do {\
247 ves_real_abort(__LINE__, frame->runtime_method->method, ip, frame->stack, sp); \
248 THROW_EX (mono_get_exception_execution_engine (NULL), ip); \
249 } while (0);
250
251 static gpointer
252 interp_create_remoting_trampoline (MonoMethod *method)
253 {
254 return mono_interp_get_runtime_method (mono_marshal_get_remoting_invoke (method));
255 }
256
257 static CRITICAL_SECTION runtime_method_lookup_section;
258
259 RuntimeMethod*
260 mono_interp_get_runtime_method (MonoMethod *method)
261 {
262 MonoDomain *domain = mono_domain_get ();
263 RuntimeMethod *rtm;
264
265 EnterCriticalSection (&runtime_method_lookup_section);
266 if ((rtm = g_hash_table_lookup (domain->jit_code_hash, method))) {
267 LeaveCriticalSection (&runtime_method_lookup_section);
268 return rtm;
269 }
270 rtm = mono_mempool_alloc (domain->mp, sizeof (RuntimeMethod));
271 memset (rtm, 0, sizeof (*rtm));
272 rtm->method = method;
273 rtm->param_count = method->signature->param_count;
274 rtm->hasthis = method->signature->hasthis;
275 rtm->valuetype = method->klass->valuetype;
276 g_hash_table_insert (domain->jit_code_hash, method, rtm);
277 LeaveCriticalSection (&runtime_method_lookup_section);
278
279 return rtm;
280 }
281
282 static gpointer
283 interp_create_trampoline (MonoMethod *method)
284 {
285 if (method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
286 method = mono_marshal_get_synchronized_wrapper (method);
287 return mono_interp_get_runtime_method (method);
288 }
289
290 static inline RuntimeMethod*
291 get_virtual_method (RuntimeMethod *runtime_method, MonoObject *obj)
292 {
293 MonoMethod *m = runtime_method->method;
294
295 if ((m->flags & METHOD_ATTRIBUTE_FINAL) || !(m->flags & METHOD_ATTRIBUTE_VIRTUAL)) {
296 if (obj->vtable->klass == mono_defaults.transparent_proxy_class)
297 return mono_interp_get_runtime_method (mono_marshal_get_remoting_invoke (m));
298 else if (m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
299 return mono_interp_get_runtime_method (mono_marshal_get_synchronized_wrapper (m));
300 else
301 return runtime_method;
302 }
303
304 if (m->klass->flags & TYPE_ATTRIBUTE_INTERFACE) {
305 return ((RuntimeMethod **)obj->vtable->interface_offsets [m->klass->interface_id]) [m->slot];
306 } else {
307 return ((RuntimeMethod **)obj->vtable->vtable) [m->slot];
308 }
309 }
310
311 void inline
312 stackval_from_data (MonoType *type, stackval *result, char *data, gboolean pinvoke)
313 {
314 if (type->byref) {
315 switch (type->type) {
316 case MONO_TYPE_OBJECT:
317 case MONO_TYPE_CLASS:
318 case MONO_TYPE_STRING:
319 case MONO_TYPE_ARRAY:
320 case MONO_TYPE_SZARRAY:
321 break;
322 default:
323 break;
324 }
325 result->data.p = *(gpointer*)data;
326 return;
327 }
328 switch (type->type) {
329 case MONO_TYPE_VOID:
330 return;
331 case MONO_TYPE_I1:
332 result->data.i = *(gint8*)data;
333 return;
334 case MONO_TYPE_U1:
335 case MONO_TYPE_BOOLEAN:
336 result->data.i = *(guint8*)data;
337 return;
338 case MONO_TYPE_I2:
339 result->data.i = *(gint16*)data;
340 return;
341 case MONO_TYPE_U2:
342 case MONO_TYPE_CHAR:
343 result->data.i = *(guint16*)data;
344 return;
345 case MONO_TYPE_I4:
346 result->data.i = *(gint32*)data;
347 return;
348 case MONO_TYPE_U:
349 case MONO_TYPE_I:
350 result->data.nati = *(mono_i*)data;
351 return;
352 case MONO_TYPE_PTR:
353 result->data.p = *(gpointer*)data;
354 return;
355 case MONO_TYPE_U4:
356 result->data.i = *(guint32*)data;
357 return;
358 case MONO_TYPE_R4:
359 result->data.f = *(float*)data;
360 return;
361 case MONO_TYPE_I8:
362 case MONO_TYPE_U8:
363 result->data.l = *(gint64*)data;
364 return;
365 case MONO_TYPE_R8:
366 result->data.f = *(double*)data;
367 return;
368 case MONO_TYPE_STRING:
369 case MONO_TYPE_SZARRAY:
370 case MONO_TYPE_CLASS:
371 case MONO_TYPE_OBJECT:
372 case MONO_TYPE_ARRAY:
373 result->data.p = *(gpointer*)data;
374 return;
375 case MONO_TYPE_VALUETYPE:
376 if (type->data.klass->enumtype) {
377 stackval_from_data (type->data.klass->enum_basetype, result, data, pinvoke);
378 return;
379 } else {
380 int size;
381
382 if (pinvoke)
383 size = mono_class_native_size (type->data.klass, NULL);
384 else
385 size = mono_class_value_size (type->data.klass, NULL);
386 memcpy (result->data.vt, data, size);
387 }
388 return;
389 default:
390 g_warning ("got type 0x%02x", type->type);
391 g_assert_not_reached ();
392 }
393 }
394
395 void inline
396 stackval_to_data (MonoType *type, stackval *val, char *data, gboolean pinvoke)
397 {
398 if (type->byref) {
399 gpointer *p = (gpointer*)data;
400 *p = val->data.p;
401 return;
402 }
403 /* printf ("TODAT0 %p\n", data); */
404 switch (type->type) {
405 case MONO_TYPE_I1:
406 case MONO_TYPE_U1: {
407 guint8 *p = (guint8*)data;
408 *p = val->data.i;
409 return;
410 }
411 case MONO_TYPE_BOOLEAN: {
412 guint8 *p = (guint8*)data;
413 *p = (val->data.i != 0);
414 return;
415 }
416 case MONO_TYPE_I2:
417 case MONO_TYPE_U2:
418 case MONO_TYPE_CHAR: {
419 guint16 *p = (guint16*)data;
420 *p = val->data.i;
421 return;
422 }
423 case MONO_TYPE_I: {
424 mono_i *p = (mono_i*)data;
425 /* In theory the value used by stloc should match the local var type
426 but in practice it sometimes doesn't (a int32 gets dup'd and stloc'd into
427 a native int - both by csc and mcs). Not sure what to do about sign extension
428 as it is outside the spec... doing the obvious */
429 *p = (mono_i)val->data.nati;
430 return;
431 }
432 case MONO_TYPE_U: {
433 mono_u *p = (mono_u*)data;
434 /* see above. */
435 *p = (mono_u)val->data.nati;
436 return;
437 }
438 case MONO_TYPE_I4:
439 case MONO_TYPE_U4: {
440 gint32 *p = (gint32*)data;
441 *p = val->data.i;
442 return;
443 }
444 case MONO_TYPE_I8:
445 case MONO_TYPE_U8: {
446 gint64 *p = (gint64*)data;
447 *p = val->data.l;
448 return;
449 }
450 case MONO_TYPE_R4: {
451 float *p = (float*)data;
452 *p = val->data.f;
453 return;
454 }
455 case MONO_TYPE_R8: {
456 double *p = (double*)data;
457 *p = val->data.f;
458 return;
459 }
460 case MONO_TYPE_STRING:
461 case MONO_TYPE_SZARRAY:
462 case MONO_TYPE_CLASS:
463 case MONO_TYPE_OBJECT:
464 case MONO_TYPE_ARRAY:
465 case MONO_TYPE_PTR: {
466 gpointer *p = (gpointer*)data;
467 *p = val->data.p;
468 return;
469 }
470 case MONO_TYPE_VALUETYPE:
471 if (type->data.klass->enumtype) {
472 stackval_to_data (type->data.klass->enum_basetype, val, data, pinvoke);
473 return;
474 } else {
475 int size;
476
477 if (pinvoke)
478 size = mono_class_native_size (type->data.klass, NULL);
479 else
480 size = mono_class_value_size (type->data.klass, NULL);
481
482 memcpy (data, val->data.p, size);
483 }
484 return;
485 default:
486 g_warning ("got type %x", type->type);
487 g_assert_not_reached ();
488 }
489 }
490
491 static void
492 fill_in_trace (MonoException *exception, MonoInvocation *frame)
493 {
494 char *stack_trace = dump_frame (frame);
495 MonoDomain *domain = mono_domain_get();
496 (exception)->stack_trace = mono_string_new (domain, stack_trace);
497 (exception)->trace_ips = get_trace_ips (domain, frame);
498 g_free (stack_trace);
499 }
500
501 #define FILL_IN_TRACE(exception, frame) fill_in_trace(exception, frame)
502
503 #define THROW_EX(exception,ex_ip) \
504 do {\
505 frame->ip = (ex_ip); \
506 frame->ex = (MonoException*)(exception); \
507 FILL_IN_TRACE(frame->ex, frame); \
508 goto handle_exception; \
509 } while (0)
510
511 static MonoObject*
512 ves_array_create (MonoDomain *domain, MonoClass *klass, MonoMethodSignature *sig, stackval *values)
513 {
514 guint32 *lengths;
515 guint32 *lower_bounds;
516 int i;
517
518 lengths = alloca (sizeof (guint32) * klass->rank * 2);
519 for (i = 0; i < sig->param_count; ++i) {
520 lengths [i] = values->data.i;
521 values ++;
522 }
523 if (klass->rank == sig->param_count) {
524 /* Only lengths provided. */
525 lower_bounds = NULL;
526 } else {
527 /* lower bounds are first. */
528 lower_bounds = lengths;
529 lengths += klass->rank;
530 }
531 return (MonoObject*)mono_array_new_full (domain, klass, lengths, lower_bounds);
532 }
533
534 static void
535 ves_array_set (MonoInvocation *frame)
536 {
537 stackval *sp = frame->stack_args;
538 MonoObject *o;
539 MonoArray *ao;
540 MonoClass *ac;
541 gint32 i, t, pos, esize;
542 gpointer ea;
543 MonoType *mt;
544
545 o = frame->obj;
546 ao = (MonoArray *)o;
547 ac = o->vtable->klass;
548
549 g_assert (ac->rank >= 1);
550
551 pos = sp [0].data.i;
552 if (ao->bounds != NULL) {
553 pos -= ao->bounds [0].lower_bound;
554 for (i = 1; i < ac->rank; i++) {
555 if ((t = sp [i].data.i - ao->bounds [i].lower_bound) >=
556 ao->bounds [i].length) {
557 frame->ex = mono_get_exception_index_out_of_range ();
558 FILL_IN_TRACE(frame->ex, frame);
559 return;
560 }
561 pos = pos*ao->bounds [i].length + sp [i].data.i -
562 ao->bounds [i].lower_bound;
563 }
564 } else if (pos >= ao->max_length) {
565 frame->ex = mono_get_exception_index_out_of_range ();
566 FILL_IN_TRACE(frame->ex, frame);
567 return;
568 }
569
570 #if 0 /* FIX */
571 if (sp [ac->rank].data.p && !mono_object_isinst (sp [ac->rank].data.p, mono_object_class (o)->element_class)) {
572 frame->ex = mono_get_exception_array_type_mismatch ();
573 FILL_IN_TRACE (frame->ex, frame);
574 return;
575 }
576 #endif
577
578 esize = mono_array_element_size (ac);
579 ea = mono_array_addr_with_size (ao, esize, pos);
580
581 mt = frame->runtime_method->method->signature->params [ac->rank];
582 stackval_to_data (mt, &sp [ac->rank], ea, FALSE);
583 }
584
585 static void
586 ves_array_get (MonoInvocation *frame)
587 {
588 stackval *sp = frame->stack_args;
589 MonoObject *o;
590 MonoArray *ao;
591 MonoClass *ac;
592 gint32 i, t, pos, esize;
593 gpointer ea;
594 MonoType *mt;
595
596 o = frame->obj;
597 ao = (MonoArray *)o;
598 ac = o->vtable->klass;
599
600 g_assert (ac->rank >= 1);
601
602 pos = sp [0].data.i;
603 if (ao->bounds != NULL) {
604 pos -= ao->bounds [0].lower_bound;
605 for (i = 1; i < ac->rank; i++) {
606 if ((t = sp [i].data.i - ao->bounds [i].lower_bound) >=
607 ao->bounds [i].length) {
608 frame->ex = mono_get_exception_index_out_of_range ();
609 FILL_IN_TRACE(frame->ex, frame);
610 return;
611 }
612
613 pos = pos*ao->bounds [i].length + sp [i].data.i -
614 ao->bounds [i].lower_bound;
615 }
616 } else if (pos >= ao->max_length) {
617 frame->ex = mono_get_exception_index_out_of_range ();
618 FILL_IN_TRACE(frame->ex, frame);
619 return;
620 }
621
622 esize = mono_array_element_size (ac);
623 ea = mono_array_addr_with_size (ao, esize, pos);
624
625 mt = frame->runtime_method->method->signature->ret;
626 stackval_from_data (mt, frame->retval, ea, FALSE);
627 }
628
629 static void
630 ves_array_element_address (MonoInvocation *frame)
631 {
632 stackval *sp = frame->stack_args;
633 MonoObject *o;
634 MonoArray *ao;
635 MonoClass *ac;
636 gint32 i, t, pos, esize;
637 gpointer ea;
638
639 o = frame->obj;
640 ao = (MonoArray *)o;
641 ac = o->vtable->klass;
642
643 g_assert (ac->rank >= 1);
644
645 pos = sp [0].data.i;
646 if (ao->bounds != NULL) {
647 pos -= ao->bounds [0].lower_bound;
648 for (i = 1; i < ac->rank; i++) {
649 if ((t = sp [i].data.i - ao->bounds [i].lower_bound) >=
650 ao->bounds [i].length) {
651 frame->ex = mono_get_exception_index_out_of_range ();
652 FILL_IN_TRACE(frame->ex, frame);
653 return;
654 }
655 pos = pos*ao->bounds [i].length + sp [i].data.i -
656 ao->bounds [i].lower_bound;
657 }
658 } else if (pos >= ao->max_length) {
659 frame->ex = mono_get_exception_index_out_of_range ();
660 FILL_IN_TRACE(frame->ex, frame);
661 return;
662 }
663
664 esize = mono_array_element_size (ac);
665 ea = mono_array_addr_with_size (ao, esize, pos);
666
667 frame->retval->data.p = ea;
668 }
669
670 static void
671 interp_walk_stack (MonoStackWalk func, gboolean do_il_offset, gpointer user_data)
672 {
673 ThreadContext *context = TlsGetValue (thread_context_id);
674 MonoInvocation *frame;
675 int il_offset;
676 MonoMethodHeader *hd;
677
678 if (!context) return;
679
680 frame = context->current_frame;
681
682 while (frame) {
683 gboolean managed = FALSE;
684 MonoMethod *method = frame->runtime_method->method;
685 if (!method || (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
686 (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME)))
687 il_offset = -1;
688 else {
689 hd = mono_method_get_header (method);
690 il_offset = frame->ip - (const unsigned short *)hd->code;
691 if (!method->wrapper_type)
692 managed = TRUE;
693 }
694 if (func (method, -1, il_offset, managed, user_data))
695 return;
696 frame = frame->parent;
697 }
698 }
699
700 static void
701 ves_pinvoke_method (MonoInvocation *frame, MonoMethodSignature *sig, MonoFunc addr, gboolean string_ctor, ThreadContext *context)
702 {
703 jmp_buf env;
704 MonoPIFunc func;
705 MonoInvocation *old_frame = context->current_frame;
706 MonoInvocation *old_env_frame = context->env_frame;
707 jmp_buf *old_env = context->current_env;
708
709 if (setjmp (env)) {
710 context->current_frame = old_frame;
711 context->env_frame = old_env_frame;
712 context->current_env = old_env;
713 context->managed_code = 1;
714 return;
715 }
716
717 frame->ex = NULL;
718 context->env_frame = frame;
719 context->current_env = &env;
720
721 if (frame->runtime_method) {
722 func = frame->runtime_method->func;
723 } else {
724 func = mono_arch_create_trampoline (sig, string_ctor);
725 }
726
727 context->current_frame = frame;
728 context->managed_code = 0;
729
730 func (addr, &frame->retval->data.p, frame->obj, frame->stack_args);
731
732 context->managed_code = 1;
733 /* domain can only be changed by native code */
734 context->domain = mono_domain_get ();
735
736 if (*abort_requested)
737 mono_thread_interruption_checkpoint ();
738
739 if (string_ctor) {
740 stackval_from_data (&mono_defaults.string_class->byval_arg,
741 frame->retval, (char*)&frame->retval->data.p, sig->pinvoke);
742 } else if (!MONO_TYPE_ISSTRUCT (sig->ret))
743 stackval_from_data (sig->ret, frame->retval, (char*)&frame->retval->data.p, sig->pinvoke);
744
745 context->current_frame = old_frame;
746 context->env_frame = old_env_frame;
747 context->current_env = old_env;
748 }
749
750 static void
751 interp_delegate_ctor (MonoDomain *domain, MonoObject *this, MonoObject *target, RuntimeMethod *runtime_method)
752 {
753 MonoDelegate *delegate = (MonoDelegate *)this;
754
755 delegate->method_info = mono_method_get_object (domain, runtime_method->method, NULL);
756 delegate->target = target;
757
758 if (target && target->vtable->klass == mono_defaults.transparent_proxy_class) {
759 MonoMethod *method = mono_marshal_get_remoting_invoke (runtime_method->method);
760 delegate->method_ptr = mono_interp_get_runtime_method (method);
761 } else {
762 delegate->method_ptr = runtime_method;
763 }
764 }
765
766 MonoDelegate*
767 mono_interp_ftnptr_to_delegate (MonoClass *klass, gpointer ftn)
768 {
769 MonoDelegate *d;
770 MonoJitInfo *ji;
771 MonoDomain *domain = mono_domain_get ();
772
773 d = (MonoDelegate*)mono_object_new (domain, klass);
774
775 ji = mono_jit_info_table_find (domain, ftn);
776 if (ji == NULL)
777 mono_raise_exception (mono_get_exception_argument ("", "Function pointer was not created by a Delegate."));
778
779 /* FIXME: discard the wrapper and call the original method */
780 interp_delegate_ctor (domain, (MonoObject*)d, NULL, mono_interp_get_runtime_method (ji->method));
781
782 return d;
783 }
784
785 /*
786 * From the spec:
787 * runtime specifies that the implementation of the method is automatically
788 * provided by the runtime and is primarily used for the methods of delegates.
789 */
790 static void
791 ves_runtime_method (MonoInvocation *frame, ThreadContext *context)
792 {
793 MonoMethod *method = frame->runtime_method->method;
794 const char *name = method->name;
795 MonoObject *obj = (MonoObject*)frame->obj;
796
797 mono_class_init (method->klass);
798
799 if (obj && mono_object_isinst (obj, mono_defaults.multicastdelegate_class)) {
800 if (*name == '.' && (strcmp (name, ".ctor") == 0)) {
801 interp_delegate_ctor (context->domain, obj, frame->stack_args[0].data.p, frame->stack_args[1].data.p);
802 return;
803 }
804 }
805
806 if (obj && mono_object_isinst (obj, mono_defaults.array_class)) {
807 if (*name == 'S' && (strcmp (name, "Set") == 0)) {
808 ves_array_set (frame);
809 return;
810 }
811 if (*name == 'G' && (strcmp (name, "Get") == 0)) {
812 ves_array_get (frame);
813 return;
814 }
815 if (*name == 'A' && (strcmp (name, "Address") == 0)) {
816 ves_array_element_address (frame);
817 return;
818 }
819 }
820
821 g_error ("Don't know how to exec runtime method %s.%s::%s",
822 method->klass->name_space, method->klass->name,
823 method->name);
824 }
825
826 static char*
827 dump_stack (stackval *stack, stackval *sp)
828 {
829 stackval *s = stack;
830 GString *str = g_string_new ("");
831
832 if (sp == stack)
833 return g_string_free (str, FALSE);
834
835 while (s < sp) {
836 g_string_sprintfa (str, "[%lld/0x%0llx] ", s->data.l, s->data.l);
837 ++s;
838 }
839 return g_string_free (str, FALSE);
840 }
841
842 static void
843 dump_stackval (GString *str, stackval *s, MonoType *type)
844 {
845 switch (type->type) {
846 case MONO_TYPE_I1:
847 case MONO_TYPE_U1:
848 case MONO_TYPE_I2:
849 case MONO_TYPE_U2:
850 case MONO_TYPE_I4:
851 case MONO_TYPE_U4:
852 case MONO_TYPE_CHAR:
853 case MONO_TYPE_BOOLEAN:
854 g_string_sprintfa (str, "[%d] ", s->data.i);
855 break;
856 case MONO_TYPE_STRING:
857 case MONO_TYPE_SZARRAY:
858 case MONO_TYPE_CLASS:
859 case MONO_TYPE_OBJECT:
860 case MONO_TYPE_ARRAY:
861 case MONO_TYPE_PTR:
862 case MONO_TYPE_I:
863 case MONO_TYPE_U:
864 g_string_sprintfa (str, "[%p] ", s->data.p);
865 break;
866 case MONO_TYPE_VALUETYPE:
867 if (type->data.klass->enumtype)
868 g_string_sprintfa (str, "[%d] ", s->data.i);
869 else
870 g_string_sprintfa (str, "[vt:%p] ", s->data.p);
871 break;
872 case MONO_TYPE_R4:
873 case MONO_TYPE_R8:
874 g_string_sprintfa (str, "[%g] ", s->data.f);
875 break;
876 case MONO_TYPE_I8:
877 case MONO_TYPE_U8:
878 default:
879 g_string_sprintfa (str, "[%lld/0x%0llx] ", s->data.l, s->data.l);
880 break;
881 }
882 }
883
884 static char*
885 dump_args (MonoInvocation *inv)
886 {
887 GString *str = g_string_new ("");
888 int i;
889 MonoMethodSignature *signature = inv->runtime_method->method->signature;
890
891 if (signature->param_count == 0)
892 return g_string_free (str, FALSE);
893
894 if (signature->hasthis)
895 g_string_sprintfa (str, "%p ", inv->obj);
896
897 for (i = 0; i < signature->param_count; ++i)
898 dump_stackval (str, inv->stack_args + i, signature->params [i]);
899
900 return g_string_free (str, FALSE);
901 }
902
903 static char*
904 dump_retval (MonoInvocation *inv)
905 {
906 GString *str = g_string_new ("");
907 MonoType *ret = inv->runtime_method->method->signature->ret;
908
909 if (ret->type != MONO_TYPE_VOID)
910 dump_stackval (str, inv->retval, ret);
911
912 return g_string_free (str, FALSE);
913 }
914
915 static char*
916 dump_frame (MonoInvocation *inv)
917 {
918 GString *str = g_string_new ("");
919 int i;
920 char *args;
921 for (i = 0; inv; inv = inv->parent) {
922 if (inv->runtime_method != NULL) {
923 MonoMethod *method = inv->runtime_method->method;
924 MonoClass *k;
925
926 int codep = 0;
927 const char * opname = "";
928 char *name;
929 gchar *source = NULL;
930
931 k = method->klass;
932
933 if ((method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) == 0 &&
934 (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) == 0) {
935 MonoMethodHeader *hd = mono_method_get_header (method);
936
937 if (hd != NULL) {
938 if (inv->ip) {
939 opname = mono_interp_opname [*inv->ip];
940 codep = inv->ip - inv->runtime_method->code;
941 } else
942 opname = "";
943
944 source = mono_debug_source_location_from_il_offset (method, codep, NULL);
945 }
946 }
947 args = dump_args (inv);
948 name = mono_method_full_name (method, TRUE);
949 if (source)
950 g_string_sprintfa (str, "#%d: 0x%05x %-10s in %s (%s) at %s\n", i, codep, opname,
951 name, args, source);
952 else
953 g_string_sprintfa (str, "#%d: 0x%05x %-10s in %s (%s)\n", i, codep, opname,
954 name, args);
955 g_free (name);
956 g_free (args);
957 g_free (source);
958 ++i;
959 }
960 }
961 return g_string_free (str, FALSE);
962 }
963
964 static MonoArray *
965 get_trace_ips (MonoDomain *domain, MonoInvocation *top)
966 {
967 int i;
968 MonoArray *res;
969 MonoInvocation *inv;
970
971 for (i = 0, inv = top; inv; inv = inv->parent)
972 if (inv->runtime_method != NULL)
973 ++i;
974
975 res = mono_array_new (domain, mono_defaults.int_class, 2 * i);
976
977 for (i = 0, inv = top; inv; inv = inv->parent)
978 if (inv->runtime_method != NULL) {
979 mono_array_set (res, gpointer, i, inv->runtime_method);
980 ++i;
981 mono_array_set (res, gpointer, i, (gpointer)inv->ip);
982 ++i;
983 }
984
985 return res;
986 }
987
988
989 #define MYGUINT64_MAX 18446744073709551615ULL
990 #define MYGINT64_MAX 9223372036854775807LL
991 #define MYGINT64_MIN (-MYGINT64_MAX -1LL)
992
993 #define MYGUINT32_MAX 4294967295U
994 #define MYGINT32_MAX 2147483647
995 #define MYGINT32_MIN (-MYGINT32_MAX -1)
996
997 #define CHECK_ADD_OVERFLOW(a,b) \
998 (gint32)(b) >= 0 ? (gint32)(MYGINT32_MAX) - (gint32)(b) < (gint32)(a) ? -1 : 0 \
999 : (gint32)(MYGINT32_MIN) - (gint32)(b) > (gint32)(a) ? +1 : 0
1000
1001 #define CHECK_SUB_OVERFLOW(a,b) \
1002 (gint32)(b) < 0 ? (gint32)(MYGINT32_MAX) + (gint32)(b) < (gint32)(a) ? -1 : 0 \
1003 : (gint32)(MYGINT32_MIN) + (gint32)(b) > (gint32)(a) ? +1 : 0
1004
1005 #define CHECK_ADD_OVERFLOW_UN(a,b) \
1006 (guint32)(MYGUINT32_MAX) - (guint32)(b) < (guint32)(a) ? -1 : 0
1007
1008 #define CHECK_SUB_OVERFLOW_UN(a,b) \
1009 (guint32)(a) < (guint32)(b) ? -1 : 0
1010
1011 #define CHECK_ADD_OVERFLOW64(a,b) \
1012 (gint64)(b) >= 0 ? (gint64)(MYGINT64_MAX) - (gint64)(b) < (gint64)(a) ? -1 : 0 \
1013 : (gint64)(MYGINT64_MIN) - (gint64)(b) > (gint64)(a) ? +1 : 0
1014
1015 #define CHECK_SUB_OVERFLOW64(a,b) \
1016 (gint64)(b) < 0 ? (gint64)(MYGINT64_MAX) + (gint64)(b) < (gint64)(a) ? -1 : 0 \
1017 : (gint64)(MYGINT64_MIN) + (gint64)(b) > (gint64)(a) ? +1 : 0
1018
1019 #define CHECK_ADD_OVERFLOW64_UN(a,b) \
1020 (guint64)(MYGUINT64_MAX) - (guint64)(b) < (guint64)(a) ? -1 : 0
1021
1022 #define CHECK_SUB_OVERFLOW64_UN(a,b) \
1023 (guint64)(a) < (guint64)(b) ? -1 : 0
1024
1025 #if SIZEOF_VOID_P == 4
1026 #define CHECK_ADD_OVERFLOW_NAT(a,b) CHECK_ADD_OVERFLOW(a,b)
1027 #define CHECK_ADD_OVERFLOW_NAT_UN(a,b) CHECK_ADD_OVERFLOW_UN(a,b)
1028 #else
1029 #define CHECK_ADD_OVERFLOW_NAT(a,b) CHECK_ADD_OVERFLOW64(a,b)
1030 #define CHECK_ADD_OVERFLOW_NAT_UN(a,b) CHECK_ADD_OVERFLOW64_UN(a,b)
1031 #endif
1032
1033 /* Resolves to TRUE if the operands would overflow */
1034 #define CHECK_MUL_OVERFLOW(a,b) \
1035 ((gint32)(a) == 0) || ((gint32)(b) == 0) ? 0 : \
1036 (((gint32)(a) > 0) && ((gint32)(b) == -1)) ? FALSE : \
1037 (((gint32)(a) < 0) && ((gint32)(b) == -1)) ? (a == - MYGINT32_MAX) : \
1038 (((gint32)(a) > 0) && ((gint32)(b) > 0)) ? (gint32)(a) > ((MYGINT32_MAX) / (gint32)(b)) : \
1039 (((gint32)(a) > 0) && ((gint32)(b) < 0)) ? (gint32)(a) > ((MYGINT32_MIN) / (gint32)(b)) : \
1040 (((gint32)(a) < 0) && ((gint32)(b) > 0)) ? (gint32)(a) < ((MYGINT32_MIN) / (gint32)(b)) : \
1041 (gint32)(a) < ((MYGINT32_MAX) / (gint32)(b))
1042
1043 #define CHECK_MUL_OVERFLOW_UN(a,b) \
1044 ((guint32)(a) == 0) || ((guint32)(b) == 0) ? 0 : \
1045 (guint32)(b) > ((MYGUINT32_MAX) / (guint32)(a))
1046
1047 #define CHECK_MUL_OVERFLOW64(a,b) \
1048 ((gint64)(a) == 0) || ((gint64)(b) == 0) ? 0 : \
1049 (((gint64)(a) > 0) && ((gint64)(b) == -1)) ? FALSE : \
1050 (((gint64)(a) < 0) && ((gint64)(b) == -1)) ? (a == - MYGINT64_MAX) : \
1051 (((gint64)(a) > 0) && ((gint64)(b) > 0)) ? (gint64)(a) > ((MYGINT64_MAX) / (gint64)(b)) : \
1052 (((gint64)(a) > 0) && ((gint64)(b) < 0)) ? (gint64)(a) > ((MYGINT64_MIN) / (gint64)(b)) : \
1053 (((gint64)(a) < 0) && ((gint64)(b) > 0)) ? (gint64)(a) < ((MYGINT64_MIN) / (gint64)(b)) : \
1054 (gint64)(a) < ((MYGINT64_MAX) / (gint64)(b))
1055
1056 #define CHECK_MUL_OVERFLOW64_UN(a,b) \
1057 ((guint64)(a) == 0) || ((guint64)(b) == 0) ? 0 : \
1058 (guint64)(b) > ((MYGUINT64_MAX) / (guint64)(a))
1059
1060 #if SIZEOF_VOID_P == 4
1061 #define CHECK_MUL_OVERFLOW_NAT(a,b) CHECK_MUL_OVERFLOW(a,b)
1062 #define CHECK_MUL_OVERFLOW_NAT_UN(a,b) CHECK_MUL_OVERFLOW_UN(a,b)
1063 #else
1064 #define CHECK_MUL_OVERFLOW_NAT(a,b) CHECK_MUL_OVERFLOW64(a,b)
1065 #define CHECK_MUL_OVERFLOW_NAT_UN(a,b) CHECK_MUL_OVERFLOW64_UN(a,b)
1066 #endif
1067
1068 static MonoObject*
1069 interp_mono_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc)
1070 {
1071 MonoInvocation frame;
1072 ThreadContext * volatile context = TlsGetValue (thread_context_id);
1073 MonoObject *retval = NULL;
1074 MonoMethodSignature *sig = method->signature;
1075 MonoClass *klass = mono_class_from_mono_type (sig->ret);
1076 int i, type, isobject = 0;
1077 void *ret = NULL;
1078 stackval result;
1079 stackval *args = alloca (sizeof (stackval) * sig->param_count);
1080 ThreadContext context_struct;
1081 MonoInvocation *old_frame = NULL;
1082 jmp_buf env;
1083
1084 frame.ex = NULL;
1085
1086 if (setjmp(env)) {
1087 if (context != &context_struct) {
1088 context->domain = mono_domain_get ();
1089 context->current_frame = old_frame;
1090 context->managed_code = 0;
1091 } else
1092 TlsSetValue (thread_context_id, NULL);
1093 if (exc != NULL)
1094 *exc = (MonoObject *)frame.ex;
1095 return retval;
1096 }
1097
1098 if (context == NULL) {
1099 context = &context_struct;
1100 context_struct.base_frame = &frame;
1101 context_struct.current_frame = NULL;
1102 context_struct.env_frame = &frame;
1103 context_struct.current_env = &env;
1104 context_struct.search_for_handler = 0;
1105 context_struct.managed_code = 0;
1106 TlsSetValue (thread_context_id, context);
1107 }
1108 else
1109 old_frame = context->current_frame;
1110
1111 context->domain = mono_domain_get ();
1112
1113 switch (sig->ret->type) {
1114 case MONO_TYPE_VOID:
1115 break;
1116 case MONO_TYPE_STRING:
1117 case MONO_TYPE_OBJECT:
1118 case MONO_TYPE_CLASS:
1119 case MONO_TYPE_ARRAY:
1120 case MONO_TYPE_SZARRAY:
1121 isobject = 1;
1122 break;
1123 case MONO_TYPE_VALUETYPE:
1124 retval = mono_object_new (context->domain, klass);
1125 ret = ((char*)retval) + sizeof (MonoObject);
1126 if (!sig->ret->data.klass->enumtype)
1127 result.data.vt = ret;
1128 break;
1129 default:
1130 retval = mono_object_new (context->domain, klass);
1131 ret = ((char*)retval) + sizeof (MonoObject);
1132 break;
1133 }
1134
1135 for (i = 0; i < sig->param_count; ++i) {
1136 if (sig->params [i]->byref) {
1137 args [i].data.p = params [i];
1138 continue;
1139 }
1140 type = sig->params [i]->type;
1141 handle_enum:
1142 switch (type) {
1143 case MONO_TYPE_U1:
1144 case MONO_TYPE_I1:
1145 case MONO_TYPE_BOOLEAN:
1146 args [i].data.i = *(MonoBoolean*)params [i];
1147 break;
1148 case MONO_TYPE_U2:
1149 case MONO_TYPE_I2:
1150 case MONO_TYPE_CHAR:
1151 args [i].data.i = *(gint16*)params [i];
1152 break;
1153 #if SIZEOF_VOID_P == 4
1154 case MONO_TYPE_U: /* use VAL_POINTER? */
1155 case MONO_TYPE_I:
1156 #endif
1157 case MONO_TYPE_U4:
1158 case MONO_TYPE_I4:
1159 args [i].data.i = *(gint32*)params [i];
1160 break;
1161 #if SIZEOF_VOID_P == 8
1162 case MONO_TYPE_U:
1163 case MONO_TYPE_I:
1164 #endif
1165 case MONO_TYPE_U8:
1166 case MONO_TYPE_I8:
1167 args [i].data.l = *(gint64*)params [i];
1168 break;
1169 case MONO_TYPE_VALUETYPE:
1170 if (sig->params [i]->data.klass->enumtype) {
1171 type = sig->params [i]->data.klass->enum_basetype->type;
1172 goto handle_enum;
1173 } else {
1174 args [i].data.p = params [i];
1175 }
1176 break;
1177 case MONO_TYPE_STRING:
1178 case MONO_TYPE_CLASS:
1179 case MONO_TYPE_ARRAY:
1180 case MONO_TYPE_SZARRAY:
1181 case MONO_TYPE_OBJECT:
1182 args [i].data.p = params [i];
1183 break;
1184 default:
1185 g_error ("type 0x%x not handled in runtime invoke", sig->params [i]->type);
1186 }
1187 }
1188
1189 if (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
1190 method = mono_marshal_get_native_wrapper (method);
1191 INIT_FRAME(&frame,context->current_frame,obj,args,&result,method);
1192 if (exc)
1193 frame.invoke_trap = 1;
1194 context->managed_code = 1;
1195 ves_exec_method_with_context (&frame, context);
1196 context->managed_code = 0;
1197 if (context == &context_struct)
1198 TlsSetValue (thread_context_id, NULL);
1199 else
1200 context->current_frame = old_frame;
1201 if (frame.ex != NULL) {
1202 if (exc != NULL) {
1203 *exc = (MonoObject*) frame.ex;
1204 return NULL;
1205 }
1206 if (context->current_env != NULL) {
1207 context->env_frame->ex = frame.ex;
1208 longjmp(*context->current_env, 1);
1209 }
1210 else
1211 printf("dropped exception...\n");
1212 }
1213 if (sig->ret->type == MONO_TYPE_VOID && !method->string_ctor)
1214 return NULL;
1215 if (isobject || method->string_ctor)
1216 return result.data.p;
1217 stackval_to_data (sig->ret, &result, ret, sig->pinvoke);
1218 return retval;
1219 }
1220
1221 static stackval *
1222 do_icall (ThreadContext *context, int op, stackval *sp, gpointer ptr)
1223 {
1224 MonoInvocation *old_frame = context->current_frame;
1225 MonoInvocation *old_env_frame = context->env_frame;
1226 jmp_buf *old_env = context->current_env;
1227 jmp_buf env;
1228
1229 if (setjmp (env)) {
1230 context->current_frame = old_frame;
1231 context->env_frame = old_env_frame;
1232 context->current_env = old_env;
1233 context->managed_code = 1;
1234 return sp;
1235 }
1236
1237 context->env_frame = context->current_frame;
1238 context->current_env = &env;
1239 context->managed_code = 0;
1240
1241 switch (op) {
1242 case MINT_ICALL_P_V: {
1243 void (*func)(gpointer) = ptr;
1244 func (sp [-1].data.p);
1245 sp --;
1246 break;
1247 }
1248 case MINT_ICALL_P_P: {
1249 gpointer (*func)(gpointer) = ptr;
1250 sp [-1].data.p = func (sp [-1].data.p);
1251 break;
1252 }
1253 case MINT_ICALL_PP_V: {
1254 void (*func)(gpointer,gpointer) = ptr;
1255 sp -= 2;
1256 func (sp [0].data.p, sp [1].data.p);
1257 break;
1258 }
1259 case MINT_ICALL_PI_V: {
1260 void (*func)(gpointer,int) = ptr;
1261 sp -= 2;
1262 func (sp [0].data.p, sp [1].data.i);
1263 break;
1264 }
1265 case MINT_ICALL_PP_P: {
1266 gpointer (*func)(gpointer,gpointer) = ptr;
1267 --sp;
1268 sp [-1].data.p = func (sp [-1].data.p, sp [0].data.p);
1269 break;
1270 }
1271 case MINT_ICALL_PI_P: {
1272 gpointer (*func)(gpointer,int) = ptr;
1273 --sp;
1274 sp [-1].data.p = func (sp [-1].data.p, sp [0].data.i);
1275 break;
1276 }
1277 case MINT_ICALL_PPP_V: {
1278 void (*func)(gpointer,gpointer,gpointer) = ptr;
1279 sp -= 3;
1280 func (sp [0].data.p, sp [1].data.p, sp [2].data.p);
1281 break;
1282 }
1283 case MINT_ICALL_PPI_V: {
1284 void (*func)(gpointer,gpointer,int) = ptr;
1285 sp -= 3;
1286 func (sp [0].data.p, sp [1].data.p, sp [2].data.i);
1287 break;
1288 }
1289 default:
1290 g_assert_not_reached ();
1291 }
1292
1293 context->env_frame = old_env_frame;
1294 context->current_env = old_env;
1295
1296 return sp;
1297 }
1298
1299 static CRITICAL_SECTION create_method_pointer_mutex;
1300
1301 static MonoGHashTable *method_pointer_hash = NULL;
1302
1303 static void *
1304 mono_create_method_pointer (MonoMethod *method)
1305 {
1306 gpointer addr;
1307 MonoJitInfo *ji;
1308
1309 EnterCriticalSection (&create_method_pointer_mutex);
1310 if (!method_pointer_hash) {
1311 MONO_GC_REGISTER_ROOT (method_pointer_hash);
1312 method_pointer_hash = mono_g_hash_table_new (NULL, NULL);
1313 }
1314 addr = mono_g_hash_table_lookup (method_pointer_hash, method);
1315 if (addr) {
1316 LeaveCriticalSection (&create_method_pointer_mutex);
1317 return addr;
1318 }
1319
1320 /*
1321 * If it is a static P/Invoke method, we can just return the pointer
1322 * to the method implementation.
1323 */
1324 if (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL && method->addr) {
1325 ji = g_new0 (MonoJitInfo, 1);
1326 ji->method = method;
1327 ji->code_size = 1;
1328 ji->code_start = method->addr;
1329
1330 mono_jit_info_table_add (mono_get_root_domain (), ji);
1331
1332 addr = method->addr;
1333 }
1334 else
1335 addr = mono_arch_create_method_pointer (method);
1336
1337 mono_g_hash_table_insert (method_pointer_hash, method, addr);
1338 LeaveCriticalSection (&create_method_pointer_mutex);
1339
1340 return addr;
1341 }
1342
1343 #if COUNT_OPS
1344 static int opcode_counts[512];
1345
1346 #define COUNT_OP(op) opcode_counts[op]++
1347 #else
1348 #define COUNT_OP(op)
1349 #endif
1350
1351 #if DEBUG_INTERP
1352 #define DUMP_INSTR() \
1353 if (tracing > 1) { \
1354 char *ins; \
1355 if (sp > frame->stack) { \
1356 ins = dump_stack (frame->stack, sp); \
1357 } else { \
1358 ins = g_strdup (""); \
1359 } \
1360 sp->data.l = 0; \
1361 output_indent (); \
1362 g_print ("(%u) ", GetCurrentThreadId()); \
1363 mono_interp_dis_mintop(rtm->code, ip); \
1364 g_print ("\t%d:%s\n", vt_sp - vtalloc, ins); \
1365 g_free (ins); \
1366 }
1367 #else
1368 #define DUMP_INSTR()
1369 #endif
1370
1371 #ifdef __GNUC__
1372 #define USE_COMPUTED_GOTO 1
1373 #endif
1374 #if USE_COMPUTED_GOTO
1375 #define MINT_IN_SWITCH(op) COUNT_OP(op); goto *in_labels[op];
1376 #define MINT_IN_CASE(x) LAB_ ## x:
1377 #if DEBUG_INTERP
1378 #define MINT_IN_BREAK if (tracing > 1) goto main_loop; else { COUNT_OP(*ip); goto *in_labels[*ip]; }
1379 #else
1380 #define MINT_IN_BREAK { COUNT_OP(*ip); goto *in_labels[*ip]; }
1381 #endif
1382 #define MINT_IN_DEFAULT mint_default:
1383 #else
1384 #define MINT_IN_SWITCH(op) switch (op)
1385 #define MINT_IN_CASE(x) case x:
1386 #define MINT_IN_BREAK break
1387 #define MINT_IN_DEFAULT default:
1388 #endif
1389
1390 /*
1391 * Defining this causes register allocation errors in some versions of gcc:
1392 * error: unable to find a register to spill in class `SIREG'
1393 */
1394 /* #define MINT_USE_DEDICATED_IP_REG */
1395
1396 static void
1397 ves_exec_method_with_context (MonoInvocation *frame, ThreadContext *context)
1398 {
1399 MonoInvocation child_frame;
1400 GSList *finally_ips = NULL;
1401 const unsigned short *endfinally_ip = NULL;
1402 #if defined(__GNUC__) && defined (i386) && defined (MINT_USE_DEDICATED_IP_REG)
1403 register const unsigned short *ip asm ("%esi");
1404 #else
1405 register const unsigned short *ip;
1406 #endif
1407 register stackval *sp;
1408 RuntimeMethod *rtm;
1409 #if DEBUG_INTERP
1410 gint tracing = global_tracing;
1411 unsigned char *vtalloc;
1412 #endif
1413 int i32;
1414 unsigned char *vt_sp;
1415 char *locals;
1416 MonoObject *o = NULL;
1417 MonoClass *c;
1418 #if USE_COMPUTED_GOTO
1419 static void *in_labels[] = {
1420 #define OPDEF(a,b,c,d) \
1421 &&LAB_ ## a,
1422 #include "mintops.def"
1423 0 };
1424 #endif
1425
1426 frame->ex = NULL;
1427 frame->ex_handler = NULL;
1428 frame->ip = NULL;
1429 context->current_frame = frame;
1430
1431 DEBUG_ENTER ();
1432
1433 if (!frame->runtime_method->transformed) {
1434 context->managed_code = 0;
1435 frame->ex = mono_interp_transform_method (frame->runtime_method, context);
1436 context->managed_code = 1;
1437 if (frame->ex) {
1438 rtm = NULL;
1439 ip = NULL;
1440 goto exit_frame;
1441 }
1442 }
1443
1444 rtm = frame->runtime_method;
1445 frame->args = alloca (rtm->alloca_size);
1446 sp = frame->stack = (stackval *)((char *)frame->args + rtm->args_size);
1447 #if DEBUG_INTERP
1448 if (tracing > 1)
1449 memset(sp, 0, rtm->stack_size);
1450 #endif
1451 vt_sp = (char *)sp + rtm->stack_size;
1452 #if DEBUG_INTERP
1453 vtalloc = vt_sp;
1454 #endif
1455 locals = vt_sp + rtm->vt_stack_size;
1456
1457 child_frame.parent = frame;
1458
1459 /* ready to go */
1460 ip = rtm->code;
1461
1462 /*
1463 * using while (ip < end) may result in a 15% performance drop,
1464 * but it may be useful for debug
1465 */
1466 while (1) {
1467 main_loop:
1468 /* g_assert (sp >= frame->stack); */
1469 /* g_assert(vt_sp - vtalloc <= rtm->vt_stack_size); */
1470 DUMP_INSTR();
1471 MINT_IN_SWITCH (*ip) {
1472 MINT_IN_CASE(MINT_INITLOCALS)
1473 memset (locals, 0, rtm->locals_size);
1474 ++ip;
1475 MINT_IN_BREAK;
1476 MINT_IN_CASE(MINT_NOP)
1477 ++ip;
1478 MINT_IN_BREAK;
1479 MINT_IN_CASE(MINT_BREAK)
1480 ++ip;
1481 G_BREAKPOINT (); /* this is not portable... */
1482 MINT_IN_BREAK;
1483 MINT_IN_CASE(MINT_LDNULL)
1484 sp->data.p = NULL;
1485 ++ip;
1486 ++sp;
1487 MINT_IN_BREAK;
1488 MINT_IN_CASE(MINT_VTRESULT) {
1489 int ret_size = * (guint16 *)(ip + 1);
1490 char *ret_vt_sp = vt_sp;
1491 vt_sp -= READ32(ip + 2);
1492 if (ret_size > 0) {
1493 memmove (vt_sp, ret_vt_sp, ret_size);
1494 vt_sp += (ret_size + 7) & ~7;
1495 }
1496 ip += 4;
1497 MINT_IN_BREAK;
1498 }
1499 #define LDC(n) do { sp->data.i = (n); ++ip; ++sp; } while (0)
1500 MINT_IN_CASE(MINT_LDC_I4_M1)
1501 LDC(-1);
1502 MINT_IN_BREAK;
1503 MINT_IN_CASE(MINT_LDC_I4_0)
1504 LDC(0);
1505 MINT_IN_BREAK;
1506 MINT_IN_CASE(MINT_LDC_I4_1)
1507 LDC(1);
1508 MINT_IN_BREAK;
1509 MINT_IN_CASE(MINT_LDC_I4_2)
1510 LDC(2);
1511 MINT_IN_BREAK;
1512 MINT_IN_CASE(MINT_LDC_I4_3)
1513 LDC(3);
1514 MINT_IN_BREAK;
1515 MINT_IN_CASE(MINT_LDC_I4_4)
1516 LDC(4);
1517 MINT_IN_BREAK;
1518 MINT_IN_CASE(MINT_LDC_I4_5)
1519 LDC(5);
1520 MINT_IN_BREAK;
1521 MINT_IN_CASE(MINT_LDC_I4_6)
1522 LDC(6);
1523 MINT_IN_BREAK;
1524 MINT_IN_CASE(MINT_LDC_I4_7)
1525 LDC(7);
1526 MINT_IN_BREAK;
1527 MINT_IN_CASE(MINT_LDC_I4_8)
1528 LDC(8);
1529 MINT_IN_BREAK;
1530 MINT_IN_CASE(MINT_LDC_I4_S)
1531 sp->data.i = *(const short *)(ip + 1);
1532 ip += 2;
1533 ++sp;
1534 MINT_IN_BREAK;
1535 MINT_IN_CASE(MINT_LDC_I4)
1536 ++ip;
1537 sp->data.i = READ32 (ip);
1538 ip += 2;
1539 ++sp;
1540 MINT_IN_BREAK;
1541 MINT_IN_CASE(MINT_LDC_I8)
1542 ++ip;
1543 sp->data.l = READ64 (ip);
1544 ip += 4;
1545 ++sp;
1546 MINT_IN_BREAK;
1547 MINT_IN_CASE(MINT_LDC_R4) {
1548 guint32 val;
1549 ++ip;
1550 val = READ32(ip);
1551 sp->data.f = * (float *)&val;
1552 ip += 2;
1553 ++sp;
1554 MINT_IN_BREAK;
1555 }
1556 MINT_IN_CASE(MINT_LDC_R8)
1557 sp->data.l = READ64 (ip + 1); /* note union usage */
1558 ip += 5;
1559 ++sp;
1560 MINT_IN_BREAK;
1561 MINT_IN_CASE(MINT_DUP)
1562 sp [0] = sp[-1];
1563 ++sp;
1564 ++ip;
1565 MINT_IN_BREAK;
1566 MINT_IN_CASE(MINT_DUP_VT)
1567 i32 = READ32 (ip + 1);
1568 sp->data.p = vt_sp;
1569 memcpy(sp->data.p, sp [-1].data.p, i32);
1570 vt_sp += (i32 + 7) & ~7;
1571 ++sp;
1572 ip += 3;
1573 MINT_IN_BREAK;
1574 MINT_IN_CASE(MINT_POP)
1575 ++ip;
1576 --sp;
1577 MINT_IN_BREAK;
1578 MINT_IN_CASE(MINT_JMP) {
1579 RuntimeMethod *new_method = rtm->data_items [* (guint16 *)(ip + 1)];
1580 if (!new_method->transformed) {
1581 frame->ip = ip;
1582 frame->ex = mono_interp_transform_method (new_method, context);
1583 if (frame->ex)
1584 goto exit_frame;
1585 }
1586 ip += 2;
1587 if (new_method->alloca_size > rtm->alloca_size)
1588 g_error ("MINT_JMP to method which needs more stack space (%d > %d)", new_method->alloca_size, rtm->alloca_size);
1589 rtm = frame->runtime_method = new_method;
1590 vt_sp = (char *)sp + rtm->stack_size;
1591 #if DEBUG_INTERP
1592 vtalloc = vt_sp;
1593 #endif
1594 locals = vt_sp + rtm->vt_stack_size;
1595 ip = rtm->new_body_start; /* bypass storing input args from callers frame */
1596 MINT_IN_BREAK;
1597 }
1598 MINT_IN_CASE(MINT_CALLI) {
1599 MonoMethodSignature *csignature;
1600 stackval *endsp = sp;
1601
1602 frame->ip = ip;
1603
1604 csignature = rtm->data_items [* (guint16 *)(ip + 1)];
1605 ip += 2;
1606 --sp;
1607 --endsp;
1608 child_frame.runtime_method = sp->data.p;
1609
1610 sp->data.p = vt_sp;
1611 child_frame.retval = sp;
1612 /* decrement by the actual number of args */
1613 sp -= csignature->param_count;
1614 child_frame.stack_args = sp;
1615 if (csignature->hasthis) {
1616 --sp;
1617 child_frame.obj = sp->data.p;
1618 } else {
1619 child_frame.obj = NULL;
1620 }
1621 if (csignature->hasthis &&
1622 ((MonoObject *)child_frame.obj)->vtable->klass == mono_defaults.transparent_proxy_class) {
1623 child_frame.runtime_method = mono_interp_get_runtime_method (
1624 mono_marshal_get_remoting_invoke (child_frame.runtime_method->method));
1625 } else if (child_frame.runtime_method->method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
1626 child_frame.runtime_method = mono_interp_get_runtime_method (
1627 mono_marshal_get_native_wrapper (child_frame.runtime_method->method));
1628
1629 ves_exec_method_with_context (&child_frame, context);
1630
1631 context->current_frame = frame;
1632
1633 if (child_frame.ex) {
1634 /*
1635 * An exception occurred, need to run finally, fault and catch handlers..
1636 */
1637 frame->ex = child_frame.ex;
1638 goto handle_finally;
1639 }
1640
1641 /* need to handle typedbyref ... */
1642 if (csignature->ret->type != MONO_TYPE_VOID) {
1643 *sp = *endsp;
1644 sp++;
1645 }
1646 MINT_IN_BREAK;
1647 }
1648 MINT_IN_CASE(MINT_CALLI_NAT) {
1649 MonoMethodSignature *csignature;
1650 stackval *endsp = sp;
1651 unsigned char *code = NULL;
1652
1653 frame->ip = ip;
1654
1655 csignature = rtm->data_items [* (guint16 *)(ip + 1)];
1656 ip += 2;
1657 --sp;
1658 --endsp;
1659 code = sp->data.p;
1660 child_frame.runtime_method = NULL;
1661
1662 sp->data.p = vt_sp;
1663 child_frame.retval = sp;
1664 /* decrement by the actual number of args */
1665 sp -= csignature->param_count;
1666 child_frame.stack_args = sp;
1667 if (csignature->hasthis) {
1668 --sp;
1669 child_frame.obj = sp->data.p;
1670 } else {
1671 child_frame.obj = NULL;
1672 }
1673 ves_pinvoke_method (&child_frame, csignature, (MonoFunc) code, FALSE, context);
1674
1675 context->current_frame = frame;
1676
1677 if (child_frame.ex) {
1678 /*
1679 * An exception occurred, need to run finally, fault and catch handlers..
1680 */
1681 frame->ex = child_frame.ex;
1682 if (context->search_for_handler) {
1683 context->search_for_handler = 0;
1684 goto handle_exception;
1685 }
1686 goto handle_finally;
1687 }
1688
1689 /* need to handle typedbyref ... */
1690 if (csignature->ret->type != MONO_TYPE_VOID) {
1691 *sp = *endsp;
1692 sp++;
1693 }
1694 MINT_IN_BREAK;
1695 }
1696 MINT_IN_CASE(MINT_CALL) {
1697 stackval *endsp = sp;
1698
1699 frame->ip = ip;
1700
1701 child_frame.runtime_method = rtm->data_items [* (guint16 *)(ip + 1)];
1702 ip += 2;
1703 sp->data.p = vt_sp;
1704 child_frame.retval = sp;
1705 /* decrement by the actual number of args */
1706 sp -= child_frame.runtime_method->param_count;
1707 child_frame.stack_args = sp;
1708 if (child_frame.runtime_method->hasthis) {
1709 --sp;
1710 child_frame.obj = sp->data.p;
1711 } else {
1712 child_frame.obj = NULL;
1713 }
1714 if (child_frame.runtime_method->hasthis && !child_frame.runtime_method->valuetype &&
1715 ((MonoObject *)child_frame.obj)->vtable->klass == mono_defaults.transparent_proxy_class) {
1716 child_frame.runtime_method = mono_interp_get_runtime_method (
1717 mono_marshal_get_remoting_invoke (child_frame.runtime_method->method));
1718 }
1719 ves_exec_method_with_context (&child_frame, context);
1720
1721 context->current_frame = frame;
1722
1723 if (child_frame.ex) {
1724 /*
1725 * An exception occurred, need to run finally, fault and catch handlers..
1726 */
1727 frame->ex = child_frame.ex;
1728 goto handle_finally;
1729 }
1730
1731 /* need to handle typedbyref ... */
1732 *sp = *endsp;
1733 sp++;
1734 MINT_IN_BREAK;
1735 }
1736 MINT_IN_CASE(MINT_VCALL) {
1737 frame->ip = ip;
1738
1739 child_frame.runtime_method = rtm->data_items [* (guint16 *)(ip + 1)];
1740 ip += 2;
1741
1742 sp->data.p = vt_sp;
1743 child_frame.retval = sp;
1744 /* decrement by the actual number of args */
1745 sp -= child_frame.runtime_method->param_count;
1746 child_frame.stack_args = sp;
1747 if (child_frame.runtime_method->hasthis) {
1748 --sp;
1749 child_frame.obj = sp->data.p;
1750 } else {
1751 child_frame.obj = NULL;
1752 }
1753
1754 if (child_frame.runtime_method->hasthis && !child_frame.runtime_method->valuetype &&
1755 ((MonoObject *)child_frame.obj)->vtable->klass == mono_defaults.transparent_proxy_class) {
1756 child_frame.runtime_method = mono_interp_get_runtime_method (
1757 mono_marshal_get_remoting_invoke (child_frame.runtime_method->method));
1758 }
1759
1760 ves_exec_method_with_context (&child_frame, context);
1761
1762 context->current_frame = frame;
1763
1764 if (child_frame.ex) {
1765 /*
1766 * An exception occurred, need to run finally, fault and catch handlers..
1767 */
1768 frame->ex = child_frame.ex;
1769 goto handle_finally;
1770 }
1771 MINT_IN_BREAK;
1772 }
1773 MINT_IN_CASE(MINT_CALLVIRT) {
1774 stackval *endsp = sp;
1775 MonoObject *this_arg;
1776 guint32 token;
1777
1778 frame->ip = ip;
1779
1780 token = * (unsigned short *)(ip + 1);
1781 ip += 2;
1782 child_frame.runtime_method = rtm->data_items [token];
1783 sp->data.p = vt_sp;
1784 child_frame.retval = sp;
1785
1786 /* decrement by the actual number of args */
1787 sp -= child_frame.runtime_method->param_count;
1788 child_frame.stack_args = sp;
1789 --sp;
1790 child_frame.obj = this_arg = sp->data.p;
1791 if (!this_arg)
1792 THROW_EX (mono_get_exception_null_reference(), ip - 2);
1793 child_frame.runtime_method = get_virtual_method (child_frame.runtime_method, this_arg);
1794
1795 if (this_arg->vtable->klass->valuetype && child_frame.runtime_method->valuetype) {
1796 child_frame.obj = (char *)this_arg + sizeof(MonoObject);
1797 }
1798
1799 ves_exec_method_with_context (&child_frame, context);
1800
1801 context->current_frame = frame;
1802
1803 if (child_frame.ex) {
1804 /*
1805 * An exception occurred, need to run finally, fault and catch handlers..
1806 */
1807 frame->ex = child_frame.ex;
1808 if (context->search_for_handler) {
1809 context->search_for_handler = 0;
1810 goto handle_exception;
1811 }
1812 goto handle_finally;
1813 }
1814
1815 /* need to handle typedbyref ... */
1816 *sp = *endsp;
1817 sp++;
1818 MINT_IN_BREAK;
1819 }
1820 MINT_IN_CASE(MINT_VCALLVIRT) {
1821 MonoObject *this_arg;
1822 guint32 token;
1823
1824 frame->ip = ip;
1825
1826 token = * (unsigned short *)(ip + 1);
1827 ip += 2;
1828 child_frame.runtime_method = rtm->data_items [token];
1829 sp->data.p = vt_sp;
1830 child_frame.retval = sp;
1831
1832 /* decrement by the actual number of args */
1833 sp -= child_frame.runtime_method->param_count;
1834 child_frame.stack_args = sp;
1835 --sp;
1836 child_frame.obj = this_arg = sp->data.p;
1837 if (!this_arg)
1838 THROW_EX (mono_get_exception_null_reference(), ip - 2);
1839 child_frame.runtime_method = get_virtual_method (child_frame.runtime_method, this_arg);
1840
1841 if (this_arg->vtable->klass->valuetype && child_frame.runtime_method->valuetype) {
1842 child_frame.obj = (char *)this_arg + sizeof(MonoObject);
1843 }
1844
1845 ves_exec_method_with_context (&child_frame, context);
1846
1847 context->current_frame = frame;
1848
1849 if (child_frame.ex) {
1850 /*
1851 * An exception occurred, need to run finally, fault and catch handlers..
1852 */
1853 frame->ex = child_frame.ex;
1854 if (context->search_for_handler) {
1855 context->search_for_handler = 0;
1856 goto handle_exception;
1857 }
1858 goto handle_finally;
1859 }
1860 MINT_IN_BREAK;
1861 }
1862 MINT_IN_CASE(MINT_CALLINT)
1863 ves_pinvoke_method (frame, frame->runtime_method->method->signature, frame->runtime_method->method->addr,
1864 frame->runtime_method->method->string_ctor, context);
1865 if (frame->ex) {
1866 rtm = NULL;
1867 goto handle_exception;
1868 }
1869 goto exit_frame;
1870 MINT_IN_CASE(MINT_CALLRUN)
1871 ves_runtime_method (frame, context);
1872 if (frame->ex) {
1873 rtm = NULL;
1874 goto handle_exception;
1875 }
1876 goto exit_frame;
1877 MINT_IN_CASE(MINT_RET)
1878 --sp;
1879 *frame->retval = *sp;
1880 if (sp > frame->stack)
1881 g_warning ("ret: more values on stack: %d", sp-frame->stack);
1882 goto exit_frame;
1883 MINT_IN_CASE(MINT_RET_VOID)
1884 if (sp > frame->stack)
1885 g_warning ("ret.void: more values on stack: %d", sp-frame->stack);
1886 goto exit_frame;
1887 MINT_IN_CASE(MINT_RET_VT)
1888 i32 = READ32(ip + 1);
1889 --sp;
1890 memcpy(frame->retval->data.p, sp->data.p, i32);
1891 if (sp > frame->stack)
1892 g_warning ("ret.vt: more values on stack: %d", sp-frame->stack);
1893 goto exit_frame;
1894 MINT_IN_CASE(MINT_BR_S)
1895 ip += (short) *(ip + 1);
1896 MINT_IN_BREAK;
1897 MINT_IN_CASE(MINT_BR)
1898 ip += (gint32) READ32(ip + 1);
1899 MINT_IN_BREAK;
1900 #define ZEROP_S(datamem, op) \
1901 --sp; \
1902 if (sp->data.datamem op 0) \
1903 ip += * (gint16 *)(ip + 1); \
1904 else \
1905 ip += 2;
1906
1907 #define ZEROP(datamem, op) \
1908 --sp; \
1909 if (sp->data.datamem op 0) \
1910 ip += READ32(ip + 1); \
1911 else \
1912 ip += 3;
1913
1914 MINT_IN_CASE(MINT_BRFALSE_I4_S)
1915 ZEROP_S(i, ==);
1916 MINT_IN_BREAK;
1917 MINT_IN_CASE(MINT_BRFALSE_I8_S)
1918 ZEROP_S(l, ==);
1919 MINT_IN_BREAK;
1920 MINT_IN_CASE(MINT_BRFALSE_R8_S)
1921 ZEROP_S(f, ==);
1922 MINT_IN_BREAK;
1923 MINT_IN_CASE(MINT_BRFALSE_I4)
1924 ZEROP(i, ==);
1925 MINT_IN_BREAK;
1926 MINT_IN_CASE(MINT_BRFALSE_I8)
1927 ZEROP(l, ==);
1928 MINT_IN_BREAK;
1929 MINT_IN_CASE(MINT_BRFALSE_R8)
1930 ZEROP_S(f, ==);
1931 MINT_IN_BREAK;
1932 MINT_IN_CASE(MINT_BRTRUE_I4_S)
1933 ZEROP_S(i, !=);
1934 MINT_IN_BREAK;
1935 MINT_IN_CASE(MINT_BRTRUE_I8_S)
1936 ZEROP_S(l, !=);
1937 MINT_IN_BREAK;
1938 MINT_IN_CASE(MINT_BRTRUE_R8_S)
1939 ZEROP_S(f, !=);
1940 MINT_IN_BREAK;
1941 MINT_IN_CASE(MINT_BRTRUE_I4)
1942 ZEROP(i, !=);
1943 MINT_IN_BREAK;
1944 MINT_IN_CASE(MINT_BRTRUE_I8)
1945 ZEROP(l, !=);
1946 MINT_IN_BREAK;
1947 MINT_IN_CASE(MINT_BRTRUE_R8)
1948 ZEROP(f, !=);
1949 MINT_IN_BREAK;
1950 #define CONDBR_S(cond) \
1951 sp -= 2; \
1952 if (cond) \
1953 ip += * (gint16 *)(ip + 1); \
1954 else \
1955 ip += 2;
1956 #define BRELOP_S(datamem, op) \
1957 CONDBR_S(sp[0].data.datamem op sp[1].data.datamem)
1958
1959 #define CONDBR(cond) \
1960 sp -= 2; \
1961 if (cond) \
1962 ip += READ32(ip + 1); \
1963 else \
1964 ip += 3;
1965
1966 #define BRELOP(datamem, op) \
1967 CONDBR(sp[0].data.datamem op sp[1].data.datamem)
1968
1969 MINT_IN_CASE(MINT_BEQ_I4_S)
1970 BRELOP_S(i, ==)
1971 MINT_IN_BREAK;
1972 MINT_IN_CASE(MINT_BEQ_I8_S)
1973 BRELOP_S(l, ==)
1974 MINT_IN_BREAK;
1975 MINT_IN_CASE(MINT_BEQ_R8_S)
1976 CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f == sp[1].data.f)
1977 MINT_IN_BREAK;
1978 MINT_IN_CASE(MINT_BEQ_I4)
1979 BRELOP(i, ==)
1980 MINT_IN_BREAK;
1981 MINT_IN_CASE(MINT_BEQ_I8)
1982 BRELOP(l, ==)
1983 MINT_IN_BREAK;
1984 MINT_IN_CASE(MINT_BEQ_R8)
1985 CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f == sp[1].data.f)
1986 MINT_IN_BREAK;
1987 MINT_IN_CASE(MINT_BGE_I4_S)
1988 BRELOP_S(i, >=)
1989 MINT_IN_BREAK;
1990 MINT_IN_CASE(MINT_BGE_I8_S)
1991 BRELOP_S(l, >=)
1992 MINT_IN_BREAK;
1993 MINT_IN_CASE(MINT_BGE_R8_S)
1994 CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f >= sp[1].data.f)
1995 MINT_IN_BREAK;
1996 MINT_IN_CASE(MINT_BGE_I4)
1997 BRELOP(i, >=)
1998 MINT_IN_BREAK;
1999 MINT_IN_CASE(MINT_BGE_I8)
2000 BRELOP(l, >=)
2001 MINT_IN_BREAK;
2002 MINT_IN_CASE(MINT_BGE_R8)
2003 CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f >= sp[1].data.f)
2004 MINT_IN_BREAK;
2005 MINT_IN_CASE(MINT_BGT_I4_S)
2006 BRELOP_S(i, >)
2007 MINT_IN_BREAK;
2008 MINT_IN_CASE(MINT_BGT_I8_S)
2009 BRELOP_S(l, >)
2010 MINT_IN_BREAK;
2011 MINT_IN_CASE(MINT_BGT_R8_S)
2012 CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f > sp[1].data.f)
2013 MINT_IN_BREAK;
2014 MINT_IN_CASE(MINT_BGT_I4)
2015 BRELOP(i, >)
2016 MINT_IN_BREAK;
2017 MINT_IN_CASE(MINT_BGT_I8)
2018 BRELOP(l, >)
2019 MINT_IN_BREAK;
2020 MINT_IN_CASE(MINT_BGT_R8)
2021 CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f > sp[1].data.f)
2022 MINT_IN_BREAK;
2023 MINT_IN_CASE(MINT_BLT_I4_S)
2024 BRELOP_S(i, <)
2025 MINT_IN_BREAK;
2026 MINT_IN_CASE(MINT_BLT_I8_S)
2027 BRELOP_S(l, <)
2028 MINT_IN_BREAK;
2029 MINT_IN_CASE(MINT_BLT_R8_S)
2030 CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f < sp[1].data.f)
2031 MINT_IN_BREAK;
2032 MINT_IN_CASE(MINT_BLT_I4)
2033 BRELOP(i, <)
2034 MINT_IN_BREAK;
2035 MINT_IN_CASE(MINT_BLT_I8)
2036 BRELOP(l, <)
2037 MINT_IN_BREAK;
2038 MINT_IN_CASE(MINT_BLT_R8)
2039 CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f < sp[1].data.f)
2040 MINT_IN_BREAK;
2041 MINT_IN_CASE(MINT_BLE_I4_S)
2042 BRELOP_S(i, <=)
2043 MINT_IN_BREAK;
2044 MINT_IN_CASE(MINT_BLE_I8_S)
2045 BRELOP_S(l, <=)
2046 MINT_IN_BREAK;
2047 MINT_IN_CASE(MINT_BLE_R8_S)
2048 CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f <= sp[1].data.f)
2049 MINT_IN_BREAK;
2050 MINT_IN_CASE(MINT_BLE_I4)
2051 BRELOP(i, <=)
2052 MINT_IN_BREAK;
2053 MINT_IN_CASE(MINT_BLE_I8)
2054 BRELOP(l, <=)
2055 MINT_IN_BREAK;
2056 MINT_IN_CASE(MINT_BLE_R8)
2057 CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f <= sp[1].data.f)
2058 MINT_IN_BREAK;
2059 MINT_IN_CASE(MINT_BNE_UN_I4_S)
2060 BRELOP_S(i, !=)
2061 MINT_IN_BREAK;
2062 MINT_IN_CASE(MINT_BNE_UN_I8_S)
2063 BRELOP_S(l, !=)
2064 MINT_IN_BREAK;
2065 MINT_IN_CASE(MINT_BNE_UN_R8_S)
2066 CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f != sp[1].data.f)
2067 MINT_IN_BREAK;
2068 MINT_IN_CASE(MINT_BNE_UN_I4)
2069 BRELOP(i, !=)
2070 MINT_IN_BREAK;
2071 MINT_IN_CASE(MINT_BNE_UN_I8)
2072 BRELOP(l, !=)
2073 MINT_IN_BREAK;
2074 MINT_IN_CASE(MINT_BNE_UN_R8)
2075 CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f != sp[1].data.f)
2076 MINT_IN_BREAK;
2077
2078 #define BRELOP_S_CAST(datamem, op, type) \
2079 sp -= 2; \
2080 if ((type) sp[0].data.datamem op (type) sp[1].data.datamem) \
2081 ip += * (gint16 *)(ip + 1); \
2082 else \
2083 ip += 2;
2084
2085 #define BRELOP_CAST(datamem, op, type) \
2086 sp -= 2; \
2087 if ((type) sp[0].data.datamem op (type) sp[1].data.datamem) \
2088 ip += READ32(ip + 1); \
2089 else \
2090 ip += 3;
2091
2092 MINT_IN_CASE(MINT_BGE_UN_I4_S)
2093 BRELOP_S_CAST(i, >=, guint32);
2094 MINT_IN_BREAK;
2095 MINT_IN_CASE(MINT_BGE_UN_I8_S)
2096 BRELOP_S_CAST(l, >=, guint64);
2097 MINT_IN_BREAK;
2098 MINT_IN_CASE(MINT_BGE_UN_R8_S)
2099 CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f >= sp[1].data.f)
2100 MINT_IN_BREAK;
2101 MINT_IN_CASE(MINT_BGE_UN_I4)
2102 BRELOP_CAST(i, >=, guint32);
2103 MINT_IN_BREAK;
2104 MINT_IN_CASE(MINT_BGE_UN_I8)
2105 BRELOP_CAST(l, >=, guint64);
2106 MINT_IN_BREAK;
2107 MINT_IN_CASE(MINT_BGE_UN_R8)
2108 CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f >= sp[1].data.f)
2109 MINT_IN_BREAK;
2110 MINT_IN_CASE(MINT_BGT_UN_I4_S)
2111 BRELOP_S_CAST(i, >, guint32);
2112 MINT_IN_BREAK;
2113 MINT_IN_CASE(MINT_BGT_UN_I8_S)
2114 BRELOP_S_CAST(l, >, guint64);
2115 MINT_IN_BREAK;
2116 MINT_IN_CASE(MINT_BGT_UN_R8_S)
2117 CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f > sp[1].data.f)
2118 MINT_IN_BREAK;
2119 MINT_IN_CASE(MINT_BGT_UN_I4)
2120 BRELOP_CAST(i, >, guint32);
2121 MINT_IN_BREAK;
2122 MINT_IN_CASE(MINT_BGT_UN_I8)
2123 BRELOP_CAST(l, >, guint64);
2124 MINT_IN_BREAK;
2125 MINT_IN_CASE(MINT_BGT_UN_R8)
2126 CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f > sp[1].data.f)
2127 MINT_IN_BREAK;
2128 MINT_IN_CASE(MINT_BLE_UN_I4_S)
2129 BRELOP_S_CAST(i, <=, guint32);
2130 MINT_IN_BREAK;
2131 MINT_IN_CASE(MINT_BLE_UN_I8_S)
2132 BRELOP_S_CAST(l, <=, guint64);
2133 MINT_IN_BREAK;
2134 MINT_IN_CASE(MINT_BLE_UN_R8_S)
2135 CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f <= sp[1].data.f)
2136 MINT_IN_BREAK;
2137 MINT_IN_CASE(MINT_BLE_UN_I4)
2138 BRELOP_CAST(i, <=, guint32);
2139 MINT_IN_BREAK;
2140 MINT_IN_CASE(MINT_BLE_UN_I8)
2141 BRELOP_CAST(l, <=, guint64);
2142 MINT_IN_BREAK;
2143 MINT_IN_CASE(MINT_BLE_UN_R8)
2144 CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f <= sp[1].data.f)
2145 MINT_IN_BREAK;
2146 MINT_IN_CASE(MINT_BLT_UN_I4_S)
2147 BRELOP_S_CAST(i, <, guint32);
2148 MINT_IN_BREAK;
2149 MINT_IN_CASE(MINT_BLT_UN_I8_S)
2150 BRELOP_S_CAST(l, <, guint64);
2151 MINT_IN_BREAK;
2152 MINT_IN_CASE(MINT_BLT_UN_R8_S)
2153 CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f < sp[1].data.f)
2154 MINT_IN_BREAK;
2155 MINT_IN_CASE(MINT_BLT_UN_I4)
2156 BRELOP_CAST(i, <, guint32);
2157 MINT_IN_BREAK;
2158 MINT_IN_CASE(MINT_BLT_UN_I8)
2159 BRELOP_CAST(l, <, guint64);
2160 MINT_IN_BREAK;
2161 MINT_IN_CASE(MINT_BLT_UN_R8)
2162 CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f < sp[1].data.f)
2163 MINT_IN_BREAK;
2164 MINT_IN_CASE(MINT_SWITCH) {
2165 guint32 n;
2166 const unsigned short *st;
2167 ++ip;
2168 n = READ32 (ip);
2169 ip += 2;
2170 st = ip + 2 * n;
2171 --sp;
2172 if ((guint32)sp->data.i < n) {
2173 gint offset;
2174 ip += 2 * (guint32)sp->data.i;
2175 offset = READ32 (ip);
2176 ip = st + offset;
2177 } else {
2178 ip = st;
2179 }
2180 MINT_IN_BREAK;
2181 }
2182 MINT_IN_CASE(MINT_LDIND_I1)
2183 ++ip;
2184 sp[-1].data.i = *(gint8*)sp[-1].data.p;
2185 MINT_IN_BREAK;
2186 MINT_IN_CASE(MINT_LDIND_U1)
2187 ++ip;
2188 sp[-1].data.i = *(guint8*)sp[-1].data.p;
2189 MINT_IN_BREAK;
2190 MINT_IN_CASE(MINT_LDIND_I2)
2191 ++ip;
2192 sp[-1].data.i = *(gint16*)sp[-1].data.p;
2193 MINT_IN_BREAK;
2194 MINT_IN_CASE(MINT_LDIND_U2)
2195 ++ip;
2196 sp[-1].data.i = *(guint16*)sp[-1].data.p;
2197 MINT_IN_BREAK;
2198 MINT_IN_CASE(MINT_LDIND_I4) /* Fall through */
2199 MINT_IN_CASE(MINT_LDIND_U4)
2200 ++ip;
2201 sp[-1].data.i = *(gint32*)sp[-1].data.p;
2202 MINT_IN_BREAK;
2203 MINT_IN_CASE(MINT_LDIND_I8)
2204 ++ip;
2205 sp[-1].data.l = *(gint64*)sp[-1].data.p;
2206 MINT_IN_BREAK;
2207 MINT_IN_CASE(MINT_LDIND_I)
2208 ++ip;
2209 sp[-1].data.p = *(gpointer*)sp[-1].data.p;
2210 MINT_IN_BREAK;
2211 MINT_IN_CASE(MINT_LDIND_R4)
2212 ++ip;
2213 sp[-1].data.f = *(gfloat*)sp[-1].data.p;
2214 MINT_IN_BREAK;
2215 MINT_IN_CASE(MINT_LDIND_R8)
2216 ++ip;
2217 sp[-1].data.f = *(gdouble*)sp[-1].data.p;
2218 MINT_IN_BREAK;
2219 MINT_IN_CASE(MINT_LDIND_REF)
2220 ++ip;
2221 sp[-1].data.p = *(gpointer*)sp[-1].data.p;
2222 MINT_IN_BREAK;
2223 MINT_IN_CASE(MINT_STIND_REF)
2224 ++ip;
2225 sp -= 2;
2226 * (gpointer *) sp->data.p = sp[1].data.p;
2227 MINT_IN_BREAK;
2228 MINT_IN_CASE(MINT_STIND_I1)
2229 ++ip;
2230 sp -= 2;
2231 * (gint8 *) sp->data.p = (gint8)sp[1].data.i;
2232 MINT_IN_BREAK;
2233 MINT_IN_CASE(MINT_STIND_I2)
2234 ++ip;
2235 sp -= 2;
2236 * (gint16 *) sp->data.p = (gint16)sp[1].data.i;
2237 MINT_IN_BREAK;
2238 MINT_IN_CASE(MINT_STIND_I4)
2239 ++ip;
2240 sp -= 2;
2241 * (gint32 *) sp->data.p = sp[1].data.i;
2242 MINT_IN_BREAK;
2243 MINT_IN_CASE(MINT_STIND_I)
2244 ++ip;
2245 sp -= 2;
2246 * (mono_i *) sp->data.p = (mono_i)sp[1].data.p;
2247 MINT_IN_BREAK;
2248 MINT_IN_CASE(MINT_STIND_I8)
2249 ++ip;
2250 sp -= 2;
2251 * (gint64 *) sp->data.p = sp[1].data.l;
2252 MINT_IN_BREAK;
2253 MINT_IN_CASE(MINT_STIND_R4)
2254 ++ip;
2255 sp -= 2;
2256 * (float *) sp->data.p = (gfloat)sp[1].data.f;
2257 MINT_IN_BREAK;
2258 MINT_IN_CASE(MINT_STIND_R8)
2259 ++ip;
2260 sp -= 2;
2261 * (double *) sp->data.p = sp[1].data.f;
2262 MINT_IN_BREAK;
2263 #define BINOP(datamem, op) \
2264 --sp; \
2265 sp [-1].data.datamem = sp [-1].data.datamem op sp [0].data.datamem; \
2266 ++ip;
2267 MINT_IN_CASE(MINT_ADD_I4)
2268 BINOP(i, +);
2269 MINT_IN_BREAK;
2270 MINT_IN_CASE(MINT_ADD_I8)
2271 BINOP(l, +);
2272 MINT_IN_BREAK;
2273 MINT_IN_CASE(MINT_ADD_R8)
2274 BINOP(f, +);
2275 MINT_IN_BREAK;
2276 MINT_IN_CASE(MINT_ADD1_I4)
2277 ++sp [-1].data.i;
2278 ++ip;
2279 MINT_IN_BREAK;
2280 MINT_IN_CASE(MINT_SUB_I4)
2281 BINOP(i, -);
2282 MINT_IN_BREAK;
2283 MINT_IN_CASE(MINT_SUB_I8)
2284 BINOP(l, -);
2285 MINT_IN_BREAK;
2286 MINT_IN_CASE(MINT_SUB_R8)
2287 BINOP(f, -);
2288 MINT_IN_BREAK;
2289 MINT_IN_CASE(MINT_SUB1_I4)
2290 --sp [-1].data.i;
2291 ++ip;
2292 MINT_IN_BREAK;
2293 MINT_IN_CASE(MINT_MUL_I4)
2294 BINOP(i, *);
2295 MINT_IN_BREAK;
2296 MINT_IN_CASE(MINT_MUL_I8)
2297 BINOP(l, *);
2298 MINT_IN_BREAK;
2299 MINT_IN_CASE(MINT_MUL_R8)
2300 BINOP(f, *);
2301 MINT_IN_BREAK;
2302 MINT_IN_CASE(MINT_DIV_I4)
2303 if (sp [-1].data.i == 0)
2304 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2305 BINOP(i, /);
2306 MINT_IN_BREAK;
2307 MINT_IN_CASE(MINT_DIV_I8)
2308 if (sp [-1].data.l == 0)
2309 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2310 BINOP(l, /);
2311 MINT_IN_BREAK;
2312 MINT_IN_CASE(MINT_DIV_R8)
2313 BINOP(f, /);
2314 MINT_IN_BREAK;
2315
2316 #define BINOP_CAST(datamem, op, type) \
2317 --sp; \
2318 sp [-1].data.datamem = (type)sp [-1].data.datamem op (type)sp [0].data.datamem; \
2319 ++ip;
2320 MINT_IN_CASE(MINT_DIV_UN_I4)
2321 if (sp [-1].data.i == 0)
2322 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2323 BINOP_CAST(i, /, guint32);
2324 MINT_IN_BREAK;
2325 MINT_IN_CASE(MINT_DIV_UN_I8)
2326 if (sp [-1].data.l == 0)
2327 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2328 BINOP_CAST(l, /, guint64);
2329 MINT_IN_BREAK;
2330 MINT_IN_CASE(MINT_REM_I4)
2331 if (sp [-1].data.i == 0)
2332 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2333 BINOP(i, %);
2334 MINT_IN_BREAK;
2335 MINT_IN_CASE(MINT_REM_I8)
2336 if (sp [-1].data.l == 0)
2337 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2338 BINOP(l, %);
2339 MINT_IN_BREAK;
2340 MINT_IN_CASE(MINT_REM_R8)
2341 /* FIXME: what do we actually do here? */
2342 --sp;
2343 sp [-1].data.f = fmod (sp [-1].data.f, sp [0].data.f);
2344 ++ip;
2345 MINT_IN_BREAK;
2346 MINT_IN_CASE(MINT_REM_UN_I4)
2347 if (sp [-1].data.i == 0)
2348 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2349 BINOP_CAST(i, %, guint32);
2350 MINT_IN_BREAK;
2351 MINT_IN_CASE(MINT_REM_UN_I8)
2352 if (sp [-1].data.l == 0)
2353 THROW_EX (mono_get_exception_divide_by_zero (), ip);
2354 BINOP_CAST(l, %, guint64);
2355 MINT_IN_BREAK;
2356 MINT_IN_CASE(MINT_AND_I4)
2357 BINOP(i, &);
2358 MINT_IN_BREAK;
2359 MINT_IN_CASE(MINT_AND_I8)
2360 BINOP(l, &);
2361 MINT_IN_BREAK;
2362 MINT_IN_CASE(MINT_OR_I4)
2363 BINOP(i, |);
2364 MINT_IN_BREAK;
2365 MINT_IN_CASE(MINT_OR_I8)
2366 BINOP(l, |);
2367 MINT_IN_BREAK;
2368 MINT_IN_CASE(MINT_XOR_I4)
2369 BINOP(i, ^);
2370 MINT_IN_BREAK;
2371 MINT_IN_CASE(MINT_XOR_I8)
2372 BINOP(l, ^);
2373 MINT_IN_BREAK;
2374
2375 #define SHIFTOP(datamem, op) \
2376 --sp; \
2377 sp [-1].data.datamem = sp [-1].data.datamem op sp [0].data.i; \
2378 ++ip;
2379
2380 MINT_IN_CASE(MINT_SHL_I4)
2381 SHIFTOP(i, <<);
2382 MINT_IN_BREAK;
2383 MINT_IN_CASE(MINT_SHL_I8)
2384 SHIFTOP(l, <<);
2385 MINT_IN_BREAK;
2386 MINT_IN_CASE(MINT_SHR_I4)
2387 SHIFTOP(i, >>);
2388 MINT_IN_BREAK;
2389 MINT_IN_CASE(MINT_SHR_I8)
2390 SHIFTOP(l, >>);
2391 MINT_IN_BREAK;
2392 MINT_IN_CASE(MINT_SHR_UN_I4)
2393 --sp;
2394 sp [-1].data.i = (guint32)sp [-1].data.i >> sp [0].data.i;
2395 ++ip;
2396 MINT_IN_BREAK;
2397 MINT_IN_CASE(MINT_SHR_UN_I8)
2398 --sp;
2399 sp [-1].data.l = (guint64)sp [-1].data.l >> sp [0].data.i;
2400 ++ip;
2401 MINT_IN_BREAK;
2402 MINT_IN_CASE(MINT_NEG_I4)
2403 sp [-1].data.i = - sp [-1].data.i;
2404 ++ip;
2405 MINT_IN_BREAK;
2406 MINT_IN_CASE(MINT_NEG_I8)
2407 sp [-1].data.l = - sp [-1].data.l;
2408 ++ip;
2409 MINT_IN_BREAK;
2410 MINT_IN_CASE(MINT_NEG_R8)
2411 sp [-1].data.f = - sp [-1].data.f;
2412 ++ip;
2413 MINT_IN_BREAK;
2414 MINT_IN_CASE(MINT_NOT_I4)
2415 sp [-1].data.i = ~ sp [-1].data.i;
2416 ++ip;
2417 MINT_IN_BREAK;
2418 MINT_IN_CASE(MINT_NOT_I8)
2419 sp [-1].data.l = ~ sp [-1].data.l;
2420 ++ip;
2421 MINT_IN_BREAK;
2422 MINT_IN_CASE(MINT_CONV_I1_I4)
2423 sp [-1].data.i = (gint8)sp [-1].data.i;
2424 ++ip;
2425 MINT_IN_BREAK;
2426 MINT_IN_CASE(MINT_CONV_I1_I8)
2427 sp [-1].data.i = (gint8)sp [-1].data.l;
2428 ++ip;
2429 MINT_IN_BREAK;
2430 MINT_IN_CASE(MINT_CONV_I1_R8)
2431 sp [-1].data.i = (gint8)sp [-1].data.f;
2432 ++ip;
2433 MINT_IN_BREAK;
2434 MINT_IN_CASE(MINT_CONV_U1_I4)
2435 sp [-1].data.i = (guint8)sp [-1].data.i;
2436 ++ip;
2437 MINT_IN_BREAK;
2438 MINT_IN_CASE(MINT_CONV_U1_I8)
2439 sp [-1].data.i = (guint8)sp [-1].data.l;
2440 ++ip;
2441 MINT_IN_BREAK;
2442 MINT_IN_CASE(MINT_CONV_U1_R8)
2443 sp [-1].data.i = (guint8)sp [-1].data.f;
2444 ++ip;
2445 MINT_IN_BREAK;
2446 MINT_IN_CASE(MINT_CONV_I2_I4)
2447 sp [-1].data.i = (gint16)sp [-1].data.i;
2448 ++ip;
2449 MINT_IN_BREAK;
2450 MINT_IN_CASE(MINT_CONV_I2_I8)
2451 sp [-1].data.i = (gint16)sp [-1].data.l;
2452 ++ip;
2453 MINT_IN_BREAK;
2454 MINT_IN_CASE(MINT_CONV_I2_R8)
2455 sp [-1].data.i = (gint16)sp [-1].data.f;
2456 ++ip;
2457 MINT_IN_BREAK;
2458 MINT_IN_CASE(MINT_CONV_U2_I4)
2459 sp [-1].data.i = (guint16)sp [-1].data.i;
2460 ++ip;
2461 MINT_IN_BREAK;
2462 MINT_IN_CASE(MINT_CONV_U2_I8)
2463 sp [-1].data.i = (guint16)sp [-1].data.l;
2464 ++ip;
2465 MINT_IN_BREAK;
2466 MINT_IN_CASE(MINT_CONV_U2_R8)
2467 sp [-1].data.i = (guint16)sp [-1].data.f;
2468 ++ip;
2469 MINT_IN_BREAK;
2470 MINT_IN_CASE(MINT_CONV_I4_R8)
2471 sp [-1].data.i = (gint32)sp [-1].data.f;
2472 ++ip;
2473 MINT_IN_BREAK;
2474 MINT_IN_CASE(MINT_CONV_U4_I8)
2475 MINT_IN_CASE(MINT_CONV_I4_I8)
2476 sp [-1].data.i = (gint32)sp [-1].data.l;
2477 ++ip;
2478 MINT_IN_BREAK;
2479 MINT_IN_CASE(MINT_CONV_I4_I8_SP)
2480 sp [-2].data.i = (gint32)sp [-2].data.l;
2481 ++ip;
2482 MINT_IN_BREAK;
2483 MINT_IN_CASE(MINT_CONV_U4_R8)
2484 sp [-1].data.i = (guint32)sp [-1].data.f;
2485 ++ip;
2486 MINT_IN_BREAK;
2487 MINT_IN_CASE(MINT_CONV_I8_I4)
2488 sp [-1].data.l = sp [-1].data.i;
2489 ++ip;
2490 MINT_IN_BREAK;
2491 MINT_IN_CASE(MINT_CONV_I8_I4_SP)
2492 sp [-2].data.l = sp [-2].data.i;
2493 ++ip;
2494 MINT_IN_BREAK;
2495 MINT_IN_CASE(MINT_CONV_I8_U4)
2496 sp [-1].data.l = (guint32)sp [-1].data.i;
2497 ++ip;
2498 MINT_IN_BREAK;
2499 MINT_IN_CASE(MINT_CONV_I8_R8)
2500 sp [-1].data.l = (gint64)sp [-1].data.f;
2501 ++ip;
2502 MINT_IN_BREAK;
2503 MINT_IN_CASE(MINT_CONV_R4_I4)
2504 sp [-1].data.f = (float)sp [-1].data.i;
2505 ++ip;
2506 MINT_IN_BREAK;
2507 MINT_IN_CASE(MINT_CONV_R4_I8)
2508 sp [-1].data.f = (float)sp [-1].data.l;
2509 ++ip;
2510 MINT_IN_BREAK;
2511 MINT_IN_CASE(MINT_CONV_R4_R8)
2512 sp [-1].data.f = (float)sp [-1].data.f;
2513 ++ip;
2514 MINT_IN_BREAK;
2515 MINT_IN_CASE(MINT_CONV_R8_I4)
2516 sp [-1].data.f = (double)sp [-1].data.i;
2517 ++ip;
2518 MINT_IN_BREAK;
2519 MINT_IN_CASE(MINT_CONV_R8_I8)
2520 sp [-1].data.f = (double)sp [-1].data.l;
2521 ++ip;
2522 MINT_IN_BREAK;
2523 MINT_IN_CASE(MINT_CONV_U8_I4)
2524 sp [-1].data.l = sp [-1].data.i & 0xffffffff;
2525 ++ip;
2526 MINT_IN_BREAK;
2527 MINT_IN_CASE(MINT_CONV_U8_R8)
2528 sp [-1].data.l = (guint64)sp [-1].data.f;
2529 ++ip;
2530 MINT_IN_BREAK;
2531 #if 0
2532 MINT_IN_CASE(MINT_CPOBJ) {
2533 MonoClass *vtklass;
2534 ++ip;
2535 vtklass = rtm->data_items[READ32 (ip)];
2536 ip += 2;
2537 sp -= 2;
2538 memcpy (sp [0].data.p, sp [1].data.p, mono_class_value_size (vtklass, NULL));
2539 MINT_IN_BREAK;
2540 }
2541 #endif
2542 MINT_IN_CASE(MINT_LDOBJ) {
2543 int size;
2544 void *p;
2545 c = rtm->data_items[* (guint16 *)(ip + 1)];
2546 ip += 2;
2547 if (c->byval_arg.type != MONO_TYPE_VALUETYPE || c->byval_arg.data.klass->enumtype) {
2548 p = sp [-1].data.p;
2549 stackval_from_data (&c->byval_arg, &sp [-1], p, FALSE);
2550 } else {
2551 size = mono_class_value_size (c, NULL);
2552 p = sp [-1].data.p;
2553 sp [-1].data.p = vt_sp;
2554 memcpy(vt_sp, p, size);
2555 vt_sp += (size + 7) & ~7;
2556 }
2557 MINT_IN_BREAK;
2558 }
2559 MINT_IN_CASE(MINT_LDSTR)
2560 sp->data.p = rtm->data_items [* (guint16 *)(ip + 1)];
2561 ++sp;
2562 ip += 2;
2563 MINT_IN_BREAK;
2564 MINT_IN_CASE(MINT_NEWOBJ) {
2565 MonoClass *newobj_class;
2566 MonoMethodSignature *csig;
2567 stackval valuetype_this;
2568 guint32 token;
2569 stackval retval;
2570
2571 frame->ip = ip;
2572
2573 token = * (guint16 *)(ip + 1);
2574 ip += 2;
2575
2576 child_frame.runtime_method = rtm->data_items [token];
2577 csig = child_frame.runtime_method->method->signature;
2578 newobj_class = child_frame.runtime_method->method->klass;
2579 /*if (profiling_classes) {
2580 guint count = GPOINTER_TO_UINT (g_hash_table_lookup (profiling_classes, newobj_class));
2581 count++;
2582 g_hash_table_insert (profiling_classes, newobj_class, GUINT_TO_POINTER (count));
2583 }*/
2584
2585
2586 if (newobj_class->parent == mono_defaults.array_class) {
2587 sp -= csig->param_count;
2588 o = ves_array_create (context->domain, newobj_class, csig, sp);
2589 goto array_constructed;
2590 }
2591
2592 /*
2593 * First arg is the object.
2594 */
2595 if (newobj_class->valuetype) {
2596 if (!newobj_class->enumtype && (newobj_class->byval_arg.type == MONO_TYPE_VALUETYPE)) {
2597 child_frame.obj = vt_sp;
2598 valuetype_this.data.p = vt_sp;
2599 } else {
2600 memset (&valuetype_this, 0, sizeof (stackval));
2601 child_frame.obj = &valuetype_this;
2602 }
2603 } else {
2604 if (newobj_class != mono_defaults.string_class) {
2605 context->managed_code = 0;
2606 o = mono_object_new (context->domain, newobj_class);
2607 context->managed_code = 1;
2608 if (*abort_requested)
2609 mono_thread_interruption_checkpoint ();
2610 child_frame.obj = o;
2611 } else {
2612 child_frame.retval = &retval;
2613 }
2614 }
2615
2616 if (csig->param_count) {
2617 sp -= csig->param_count;
2618 child_frame.stack_args = sp;
2619 } else {
2620 child_frame.stack_args = NULL;
2621 }
2622
2623 g_assert (csig->call_convention == MONO_CALL_DEFAULT);
2624
2625 child_frame.ip = NULL;
2626 child_frame.ex = NULL;
2627
2628 ves_exec_method_with_context (&child_frame, context);
2629
2630 context->current_frame = frame;
2631
2632 if (child_frame.ex) {
2633 /*
2634 * An exception occurred, need to run finally, fault and catch handlers..
2635 */
2636 frame->ex = child_frame.ex;
2637 goto handle_finally;
2638 }
2639 /*
2640 * a constructor returns void, but we need to return the object we created
2641 */
2642 array_constructed:
2643 if (newobj_class->valuetype && !newobj_class->enumtype) {
2644 *sp = valuetype_this;
2645 } else if (newobj_class == mono_defaults.string_class) {
2646 *sp = retval;
2647 } else {
2648 sp->data.p = o;
2649 }
2650 ++sp;
2651 MINT_IN_BREAK;
2652 }
2653 MINT_IN_CASE(MINT_CASTCLASS)
2654 c = rtm->data_items [*(guint16 *)(ip + 1)];
2655 if ((o = sp [-1].data.p)) {
2656 if (c->marshalbyref) {
2657 if (!mono_object_isinst_mbyref (o, c))
2658 THROW_EX (mono_get_exception_invalid_cast (), ip);
2659 } else {
2660 MonoVTable *vt = o->vtable;
2661 MonoClass *oklass = vt->klass;
2662 if (c->flags & TYPE_ATTRIBUTE_INTERFACE) {
2663 if (c->interface_id > vt->max_interface_id ||
2664 vt->interface_offsets [c->interface_id] == 0) {
2665 THROW_EX (mono_get_exception_invalid_cast (), ip);
2666 }
2667 } else if (c->rank) {
2668 if (!mono_object_isinst (o, c))
2669 THROW_EX (mono_get_exception_invalid_cast (), ip);
2670 } else if (!mono_class_has_parent (oklass, c)) {
2671 THROW_EX (mono_get_exception_invalid_cast (), ip);
2672 }
2673 }
2674 }
2675 ip += 2;
2676 MINT_IN_BREAK;
2677 MINT_IN_CASE(MINT_ISINST)
2678 c = rtm->data_items [*(guint16 *)(ip + 1)];
2679 if ((o = sp [-1].data.p)) {
2680 if (c->marshalbyref) {
2681 if (!mono_object_isinst_mbyref (o, c))
2682 sp [-1].data.p = NULL;
2683 } else {
2684 MonoVTable *vt = o->vtable;
2685 MonoClass *oklass = vt->klass;
2686 if (c->flags & TYPE_ATTRIBUTE_INTERFACE) {
2687 if (c->interface_id > vt->max_interface_id ||
2688 vt->interface_offsets [c->interface_id] == 0) {
2689 sp [-1].data.p = NULL;
2690 }
2691 } else if (c->rank) {
2692 if (!mono_object_isinst (o, c))
2693 sp [-1].data.p = NULL;
2694 } else if (!mono_class_has_parent (oklass, c)) {
2695 sp [-1].data.p = NULL;
2696 }
2697 }
2698 }
2699 ip += 2;
2700 MINT_IN_BREAK;
2701 MINT_IN_CASE(MINT_CONV_R_UN_I4)
2702 sp [-1].data.f = (double)(guint32)sp [-1].data.i;
2703 ++ip;
2704 MINT_IN_BREAK;
2705 MINT_IN_CASE(MINT_CONV_R_UN_I8)
2706 sp [-1].data.f = (double)(guint64)sp [-1].data.l;
2707 ++ip;
2708 MINT_IN_BREAK;
2709 MINT_IN_CASE(MINT_UNBOX)
2710 c = rtm->data_items[*(guint16 *)(ip + 1)];
2711
2712 o = sp [-1].data.p;
2713 if (!o)
2714 THROW_EX (mono_get_exception_null_reference(), ip);
2715
2716 if (!(mono_object_isinst (o, c) ||
2717 ((o->vtable->klass->rank == 0) &&
2718 (o->vtable->klass->element_class == c->element_class))))
2719 THROW_EX (mono_get_exception_invalid_cast (), ip);
2720
2721 sp [-1].data.p = (char *)o + sizeof (MonoObject);
2722 ip += 2;
2723 MINT_IN_BREAK;
2724 MINT_IN_CASE(MINT_THROW)
2725 --sp;
2726 frame->ex_handler = NULL;
2727 if (!sp->data.p)
2728 sp->data.p = mono_get_exception_null_reference ();
2729 THROW_EX ((MonoException *)sp->data.p, ip);
2730 MINT_IN_BREAK;
2731 MINT_IN_CASE(MINT_LDFLDA)
2732 o = sp [-1].data.p;
2733 if (!o)
2734 THROW_EX (mono_get_exception_null_reference (), ip);
2735 sp[-1].data.p = (char *)o + * (guint16 *)(ip + 1);
2736 ip += 2;
2737 MINT_IN_BREAK;
2738 MINT_IN_CASE(MINT_CKNULL)
2739 o = sp [-1].data.p;
2740 if (!o)
2741 THROW_EX (mono_get_exception_null_reference (), ip);
2742 ++ip;
2743 MINT_IN_BREAK;
2744
2745 #define LDFLD(datamem, fieldtype) \
2746 o = sp [-1].data.p; \
2747 if (!o) \
2748 THROW_EX (mono_get_exception_null_reference (), ip); \
2749 sp[-1].data.datamem = * (fieldtype *)((char *)o + * (guint16 *)(ip + 1)) ; \
2750 ip += 2;
2751
2752 MINT_IN_CASE(MINT_LDFLD_I1) LDFLD(i, gint8); MINT_IN_BREAK;
2753 MINT_IN_CASE(MINT_LDFLD_U1) LDFLD(i, guint8); MINT_IN_BREAK;
2754 MINT_IN_CASE(MINT_LDFLD_I2) LDFLD(i, gint16); MINT_IN_BREAK;
2755 MINT_IN_CASE(MINT_LDFLD_U2) LDFLD(i, guint16); MINT_IN_BREAK;
2756 MINT_IN_CASE(MINT_LDFLD_I4) LDFLD(i, gint32); MINT_IN_BREAK;
2757 MINT_IN_CASE(MINT_LDFLD_I8) LDFLD(l, gint64); MINT_IN_BREAK;
2758 MINT_IN_CASE(MINT_LDFLD_R4) LDFLD(f, float); MINT_IN_BREAK;
2759 MINT_IN_CASE(MINT_LDFLD_R8) LDFLD(f, double); MINT_IN_BREAK;
2760 MINT_IN_CASE(MINT_LDFLD_O) LDFLD(p, gpointer); MINT_IN_BREAK;
2761 MINT_IN_CASE(MINT_LDFLD_P) LDFLD(p, gpointer); MINT_IN_BREAK;
2762
2763 MINT_IN_CASE(MINT_LDFLD_VT)
2764 o = sp [-1].data.p;
2765 if (!o)
2766 THROW_EX (mono_get_exception_null_reference (), ip);
2767 i32 = READ32(ip + 2);
2768 sp [-1].data.p = vt_sp;
2769 memcpy(sp [-1].data.p, (char *)o + * (guint16 *)(ip + 1), i32);
2770 vt_sp += (i32 + 7) & ~7;
2771 ip += 4;
2772 MINT_IN_BREAK;
2773
2774 MINT_IN_CASE(MINT_LDRMFLD) {
2775 MonoClassField *field;
2776 char *addr;
2777
2778 o = sp [-1].data.p;
2779 if (!o)
2780 THROW_EX (mono_get_exception_null_reference (), ip);
2781 field = rtm->data_items[* (guint16 *)(ip + 1)];
2782 ip += 2;
2783 if (o->vtable->klass == mono_defaults.transparent_proxy_class) {
2784 MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class;
2785 addr = mono_load_remote_field (o, klass, field, NULL);
2786 } else {
2787 addr = (char*)o + field->offset;
2788 }
2789
2790 stackval_from_data (field->type, &sp [-1], addr, FALSE);
2791 MINT_IN_BREAK;
2792 }
2793
2794 MINT_IN_CASE(MINT_LDRMFLD_VT) {
2795 MonoClassField *field;
2796 char *addr;
2797
2798 o = sp [-1].data.p;
2799 if (!o)
2800 THROW_EX (mono_get_exception_null_reference (), ip);
2801 field = rtm->data_items[* (guint16 *)(ip + 1)];
2802 i32 = READ32(ip + 2);
2803 ip += 4;
2804 if (o->vtable->klass == mono_defaults.transparent_proxy_class) {
2805 MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class;
2806 addr = mono_load_remote_field (o, klass, field, NULL);
2807 } else {
2808 addr = (char*)o + field->offset;
2809 }
2810
2811 sp [-1].data.p = vt_sp;
2812 memcpy(sp [-1].data.p, (char *)o + * (guint16 *)(ip + 1), i32);
2813 vt_sp += (i32 + 7) & ~7;
2814 memcpy(sp [-1].data.p, addr, i32);
2815 MINT_IN_BREAK;
2816 }
2817
2818 #define STFLD(datamem, fieldtype) \
2819 o = sp [-2].data.p; \
2820 if (!o) \
2821 THROW_EX (mono_get_exception_null_reference (), ip); \
2822 sp -= 2; \
2823 * (fieldtype *)((char *)o + * (guint16 *)(ip + 1)) = sp[1].data.datamem; \
2824 ip += 2;
2825
2826 MINT_IN_CASE(MINT_STFLD_I1) STFLD(i, gint8); MINT_IN_BREAK;
2827 MINT_IN_CASE(MINT_STFLD_U1) STFLD(i, guint8); MINT_IN_BREAK;
2828 MINT_IN_CASE(MINT_STFLD_I2) STFLD(i, gint16); MINT_IN_BREAK;
2829 MINT_IN_CASE(MINT_STFLD_U2) STFLD(i, guint16); MINT_IN_BREAK;
2830 MINT_IN_CASE(MINT_STFLD_I4) STFLD(i, gint32); MINT_IN_BREAK;
2831 MINT_IN_CASE(MINT_STFLD_I8) STFLD(l, gint64); MINT_IN_BREAK;
2832 MINT_IN_CASE(MINT_STFLD_R4) STFLD(f, float); MINT_IN_BREAK;
2833 MINT_IN_CASE(MINT_STFLD_R8) STFLD(f, double); MINT_IN_BREAK;
2834 MINT_IN_CASE(MINT_STFLD_O) STFLD(p, gpointer); MINT_IN_BREAK;
2835 MINT_IN_CASE(MINT_STFLD_P) STFLD(p, gpointer); MINT_IN_BREAK;
2836
2837 MINT_IN_CASE(MINT_STFLD_VT)
2838 o = sp [-2].data.p;
2839 if (!o)
2840 THROW_EX (mono_get_exception_null_reference (), ip);
2841 i32 = READ32(ip + 2);
2842 sp -= 2;
2843 memcpy((char *)o + * (guint16 *)(ip + 1), sp [1].data.p, i32);
2844 vt_sp -= (i32 + 7) & ~7;
2845 ip += 4;
2846 MINT_IN_BREAK;
2847
2848 MINT_IN_CASE(MINT_STRMFLD) {
2849 MonoClassField *field;
2850
2851 o = sp [-2].data.p;
2852 if (!o)
2853 THROW_EX (mono_get_exception_null_reference (), ip);
2854
2855 field = rtm->data_items[* (guint16 *)(ip + 1)];
2856 ip += 2;
2857
2858 if (o->vtable->klass == mono_defaults.transparent_proxy_class) {
2859 MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class;
2860 mono_store_remote_field (o, klass, field, &sp [-1].data);
2861 } else
2862 stackval_to_data (field->type, &sp [-1], (char*)o + field->offset, FALSE);
2863
2864 sp -= 2;
2865 MINT_IN_BREAK;
2866 }
2867 MINT_IN_CASE(MINT_STRMFLD_VT) {
2868 MonoClassField *field;
2869
2870 o = sp [-2].data.p;
2871 if (!o)
2872 THROW_EX (mono_get_exception_null_reference (), ip);
2873 field = rtm->data_items[* (guint16 *)(ip + 1)];
2874 i32 = READ32(ip + 2);
2875 ip += 4;
2876
2877 if (o->vtable->klass == mono_defaults.transparent_proxy_class) {
2878 MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class;
2879 mono_store_remote_field (o, klass, field, &sp [-1].data);
2880 } else
2881 memcpy((char*)o + field->offset, sp [-1].data.p, i32);
2882
2883 sp -= 2;
2884 vt_sp -= (i32 + 7) & ~7;
2885 MINT_IN_BREAK;
2886 }
2887 MINT_IN_CASE(MINT_LDSFLDA) {
2888 MonoClassField *field = rtm->data_items[*(guint16 *)(ip + 1)];
2889 MonoVTable *vt = mono_class_vtable (context->domain, field->parent);
2890 gpointer addr;
2891
2892 if (!vt->initialized) {
2893 frame->ip = ip;
2894 mono_runtime_class_init (vt);
2895 }
2896 ip += 2;
2897
2898 if (context->domain->special_static_fields && (addr = g_hash_table_lookup (context->domain->special_static_fields, field)))
2899 sp->data.p = mono_get_special_static_data (GPOINTER_TO_UINT (addr));
2900 else
2901 sp->data.p = (char*)(vt->data) + field->offset;
2902 ++sp;
2903 MINT_IN_BREAK;
2904 }
2905 MINT_IN_CASE(MINT_LDSFLD) {
2906 MonoVTable *vt;
2907 MonoClassField *field;
2908 gpointer addr;
2909
2910 field = rtm->data_items[*(guint16 *)(ip + 1)];
2911 vt = rtm->data_items [*(guint16 *)(ip + 2)];
2912 if (!vt->initialized) {
2913 frame->ip = ip;
2914 mono_runtime_class_init (vt);
2915 }
2916 ip += 3;
2917 if (context->domain->special_static_fields && (addr = g_hash_table_lookup (context->domain->special_static_fields, field)))
2918 addr = mono_get_special_static_data (GPOINTER_TO_UINT (addr));
2919 else
2920 addr = (char*)(vt->data) + field->offset;
2921
2922 stackval_from_data (field->type, sp, addr, FALSE);
2923 ++sp;
2924 MINT_IN_BREAK;
2925 }
2926 MINT_IN_CASE(MINT_LDSFLD_I4) {
2927 MonoClassField *field = rtm->data_items[*(guint16 *)(ip + 1)];
2928 MonoVTable *vt = rtm->data_items [*(guint16 *)(ip + 2)];
2929 if (!vt->initialized) {
2930 frame->ip = ip;
2931 mono_runtime_class_init (vt);
2932 }
2933 ip += 3;
2934 sp->data.i = * (gint32 *)((char*)(vt->data) + field->offset);
2935 ++sp;
2936 MINT_IN_BREAK;
2937 }
2938 MINT_IN_CASE(MINT_LDSFLD_O) {
2939 MonoClassField *field = rtm->data_items[*(guint16 *)(ip + 1)];
2940 MonoVTable *vt = rtm->data_items [*(guint16 *)(ip + 2)];
2941 if (!vt->initialized) {
2942 frame->ip = ip;
2943 mono_runtime_class_init (vt);
2944 }
2945 ip += 3;
2946 sp->data.p = * (gpointer *)((char*)(vt->data) + field->offset);
2947 ++sp;
2948 MINT_IN_BREAK;
2949 }
2950 MINT_IN_CASE(MINT_LDSFLD_VT) {
2951 MonoVTable *vt;
2952 MonoClassField *field;
2953 guint32 token;
2954 gpointer addr;
2955 int size;
2956
2957 token = * (guint16 *)(ip + 1);
2958 size = READ32(ip + 2);
2959 field = rtm->data_items[token];
2960 ip += 4;
2961
2962 vt = mono_class_vtable (context->domain, field->parent);
2963 if (!vt->initialized) {
2964 frame->ip = ip - 2;
2965 mono_runtime_class_init (vt);
2966 }
2967
2968 if (context->domain->special_static_fields && (addr = g_hash_table_lookup (context->domain->special_static_fields, field)))
2969 addr = mono_get_special_static_data (GPOINTER_TO_UINT (addr));
2970 else
2971 addr = (char*)(vt->data) + field->offset;
2972
2973 sp->data.p = vt_sp;
2974 vt_sp += (size + 7) & ~7;
2975 stackval_from_data (field->type, sp, addr, FALSE);
2976 ++sp;
2977 MINT_IN_BREAK;
2978 }
2979 MINT_IN_CASE(MINT_STSFLD) {
2980 MonoVTable *vt;
2981 MonoClassField *field;
2982 guint32 token;
2983 gpointer addr;
2984
2985 token = * (guint16 *)(ip + 1);
2986 field = rtm->data_items[token];
2987 ip += 2;
2988 --sp;
2989
2990 vt = mono_class_vtable (context->domain, field->parent);
2991 if (!vt->initialized) {
2992 frame->ip = ip - 2;
2993 mono_runtime_class_init (vt);
2994 }
2995
2996 if (context->domain->special_static_fields && (addr = g_hash_table_lookup (context->domain->special_static_fields, field)))
2997 addr = mono_get_special_static_data (GPOINTER_TO_UINT (addr));
2998 else
2999 addr = (char*)(vt->data) + field->offset;
3000
3001 stackval_to_data (field->type, sp, addr, FALSE);
3002 MINT_IN_BREAK;
3003 }
3004 MINT_IN_CASE(MINT_STSFLD_VT) {
3005 MonoVTable *vt;
3006 MonoClassField *field;
3007 guint32 token;
3008 gpointer addr;
3009 int size;
3010
3011 token = * (guint16 *)(ip + 1);
3012 size = READ32(ip + 2);
3013 field = rtm->data_items[token];
3014 ip += 4;
3015
3016 vt = mono_class_vtable (context->domain, field->parent);
3017 if (!vt->initialized) {
3018 frame->ip = ip - 2;
3019 mono_runtime_class_init (vt);
3020 }
3021
3022 if (context->domain->special_static_fields && (addr = g_hash_table_lookup (context->domain->special_static_fields, field)))
3023 addr = mono_get_special_static_data (GPOINTER_TO_UINT (addr));
3024 else
3025 addr = (char*)(vt->data) + field->offset;
3026 --sp;
3027 stackval_to_data (field->type, sp, addr, FALSE);
3028 vt_sp -= (size + 7) & ~7;
3029 MINT_IN_BREAK;
3030 }
3031 MINT_IN_CASE(MINT_STOBJ_VT) {
3032 int size;
3033 c = rtm->data_items[* (guint16 *)(ip + 1)];
3034 ip += 2;
3035 size = mono_class_value_size (c, NULL);
3036 memcpy(sp [-2].data.p, sp [-1].data.p, size);
3037 vt_sp -= (size + 7) & ~7;
3038 sp -= 2;
3039 MINT_IN_BREAK;
3040 }
3041 MINT_IN_CASE(MINT_STOBJ) {
3042 int size;
3043 c = rtm->data_items[* (guint16 *)(ip + 1)];
3044 ip += 2;
3045 size = mono_class_value_size (c, NULL);
3046 memcpy(sp [-2].data.p, &sp [-1].data, size);
3047 sp -= 2;
3048 MINT_IN_BREAK;
3049 }
3050 MINT_IN_CASE(MINT_CONV_OVF_I4_UN_R8)
3051 if (sp [-1].data.f < 0 || sp [-1].data.f > MYGUINT32_MAX)
3052 THROW_EX (mono_get_exception_overflow (), ip);
3053 sp [-1].data.i = (guint32)sp [-1].data.f;
3054 ++ip;
3055 MINT_IN_BREAK;
3056 MINT_IN_CASE(MINT_CONV_OVF_U8_I4)
3057 if (sp [-1].data.i < 0)
3058 THROW_EX (mono_get_exception_overflow (), ip);
3059 sp [-1].data.l = sp [-1].data.i;
3060 ++ip;
3061 MINT_IN_BREAK;
3062 MINT_IN_CASE(MINT_CONV_OVF_U8_R8)
3063 MINT_IN_CASE(MINT_CONV_OVF_I8_UN_R8)
3064 if (sp [-1].data.f < 0 || sp [-1].data.f > 9223372036854775807LL)
3065 THROW_EX (mono_get_exception_overflow (), ip);
3066 sp [-1].data.l = (guint64)sp [-1].data.f;
3067 ++ip;
3068 MINT_IN_BREAK;
3069 MINT_IN_CASE(MINT_CONV_OVF_I8_R8)
3070 if (sp [-1].data.f < MYGINT64_MIN || sp [-1].data.f > MYGINT64_MAX)
3071 THROW_EX (mono_get_exception_overflow (), ip);
3072 sp [-1].data.l = (gint64)sp [-1].data.f;
3073 ++ip;
3074 MINT_IN_BREAK;
3075 MINT_IN_CASE(MINT_CONV_OVF_I4_UN_I8)
3076 if ((mono_u)sp [-1].data.l > MYGUINT32_MAX)
3077 THROW_EX (mono_get_exception_overflow (), ip);
3078 sp [-1].data.i = (mono_u)sp [-1].data.l;
3079 ++ip;
3080 MINT_IN_BREAK;
3081 MINT_IN_CASE(MINT_BOX)
3082 c = rtm->data_items [* (guint16 *)(ip + 1)];
3083
3084 if (c->byval_arg.type == MONO_TYPE_VALUETYPE && !c->enumtype) {
3085 int size = mono_class_value_size (c, NULL);
3086 sp [-1].data.p = mono_value_box (context->domain, c, sp [-1].data.p);
3087 size = (size + 7) & ~7;
3088 vt_sp -= size;
3089 }
3090 else {
3091 stackval_to_data (&c->byval_arg, &sp [-1], (char*)&sp [-1], FALSE);
3092 sp [-1].data.p = mono_value_box (context->domain, c, &sp [-1]);
3093 }
3094 ip += 2;
3095 MINT_IN_BREAK;
3096 MINT_IN_CASE(MINT_NEWARR)
3097 sp [-1].data.p = (MonoObject*) mono_array_new (context->domain, rtm->data_items[*(guint16 *)(ip + 1)], sp [-1].data.i);
3098 ip += 2;
3099 /*if (profiling_classes) {
3100 guint count = GPOINTER_TO_UINT (g_hash_table_lookup (profiling_classes, o->vtable->klass));
3101 count++;
3102 g_hash_table_insert (profiling_classes, o->vtable->klass, GUINT_TO_POINTER (count));
3103 }*/
3104
3105 MINT_IN_BREAK;
3106 MINT_IN_CASE(MINT_LDLEN)
3107 o = sp [-1].data.p;
3108 if (!o)
3109 THROW_EX (mono_get_exception_null_reference (), ip);
3110 sp [-1].data.nati = mono_array_length ((MonoArray *)o);
3111 ++ip;
3112 MINT_IN_BREAK;
3113 MINT_IN_CASE(MINT_GETCHR) {
3114 MonoString *s;
3115 s = sp [-2].data.p;
3116 if (!s)
3117 THROW_EX (mono_get_exception_null_reference (), ip);
3118 i32 = sp [-1].data.i;
3119 if (i32 < 0 || i32 >= mono_string_length (s))
3120 THROW_EX (mono_get_exception_index_out_of_range (), ip);
3121 --sp;
3122 sp [-1].data.i = mono_string_chars(s)[i32];
3123 ++ip;
3124 MINT_IN_BREAK;
3125 }
3126 MINT_IN_CASE(MINT_STRLEN)
3127 ++ip;
3128 sp [-1].data.i = mono_string_length ((MonoString*)sp [-1].data.p);
3129 MINT_IN_BREAK;
3130 MINT_IN_CASE(MINT_ARRAY_RANK)
3131 o = sp [-1].data.p;
3132 if (!o)
3133 THROW_EX (mono_get_exception_null_reference (), ip);
3134 sp [-1].data.i = mono_object_class (sp [-1].data.p)->rank;
3135 ip++;
3136 MINT_IN_BREAK;
3137 MINT_IN_CASE(MINT_LDELEMA) {
3138 guint32 esize;
3139 mono_u aindex;
3140
3141 /*token = READ32 (ip)*/;
3142 ip += 2;
3143 sp -= 2;
3144
3145 o = sp [0].data.p;
3146
3147 aindex = sp [1].data.i;
3148 if (aindex >= mono_array_length ((MonoArray *) o))
3149 THROW_EX (mono_get_exception_index_out_of_range (), ip - 2);
3150
3151 /* check the array element corresponds to token */
3152 esize = mono_array_element_size (((MonoArray *) o)->obj.vtable->klass);
3153
3154 sp->data.p = mono_array_addr_with_size ((MonoArray *) o, esize, aindex);
3155 ++sp;
3156 MINT_IN_BREAK;
3157 }
3158 MINT_IN_CASE(MINT_LDELEM_I1) /* fall through */
3159 MINT_IN_CASE(MINT_LDELEM_U1) /* fall through */
3160 MINT_IN_CASE(MINT_LDELEM_I2) /* fall through */
3161 MINT_IN_CASE(MINT_LDELEM_U2) /* fall through */
3162 MINT_IN_CASE(MINT_LDELEM_I4) /* fall through */
3163 MINT_IN_CASE(MINT_LDELEM_U4) /* fall through */
3164 MINT_IN_CASE(MINT_LDELEM_I8) /* fall through */
3165 MINT_IN_CASE(MINT_LDELEM_I) /* fall through */
3166 MINT_IN_CASE(MINT_LDELEM_R4) /* fall through */
3167 MINT_IN_CASE(MINT_LDELEM_R8) /* fall through */
3168 MINT_IN_CASE(MINT_LDELEM_REF) {
3169 MonoArray *o;
3170 mono_u aindex;
3171
3172 sp -= 2;
3173
3174 o = sp [0].data.p;
3175 if (!o)
3176 THROW_EX (mono_get_exception_null_reference (), ip);
3177
3178 aindex = sp [1].data.i;
3179 if (aindex >= mono_array_length (o))
3180 THROW_EX (mono_get_exception_index_out_of_range (), ip);
3181
3182 /*
3183 * FIXME: throw mono_get_exception_array_type_mismatch () if needed
3184 */
3185 switch (*ip) {
3186 case MINT_LDELEM_I1:
3187 sp [0].data.i = mono_array_get (o, gint8, aindex);
3188 break;
3189 case MINT_LDELEM_U1:
3190 sp [0].data.i = mono_array_get (o, guint8, aindex);
3191 break;
3192 case MINT_LDELEM_I2:
3193 sp [0].data.i = mono_array_get (o, gint16, aindex);
3194 break;
3195 case MINT_LDELEM_U2:
3196 sp [0].data.i = mono_array_get (o, guint16, aindex);
3197 break;
3198 case MINT_LDELEM_I:
3199 sp [0].data.nati = mono_array_get (o, mono_i, aindex);
3200 break;
3201 case MINT_LDELEM_I4:
3202 sp [0].data.i = mono_array_get (o, gint32, aindex);
3203 break;
3204 case MINT_LDELEM_U4:
3205 sp [0].data.i = mono_array_get (o, guint32, aindex);
3206 break;
3207 case MINT_LDELEM_I8:
3208 sp [0].data.l = mono_array_get (o, guint64, aindex);
3209 break;
3210 case MINT_LDELEM_R4:
3211 sp [0].data.f = mono_array_get (o, float, aindex);
3212 break;
3213 case MINT_LDELEM_R8:
3214 sp [0].data.f = mono_array_get (o, double, aindex);
3215 break;
3216 case MINT_LDELEM_REF:
3217 sp [0].data.p = mono_array_get (o, gpointer, aindex);
3218 break;
3219 default:
3220 ves_abort();
3221 }
3222
3223 ++ip;
3224 ++sp;
3225 MINT_IN_BREAK;
3226 }
3227 MINT_IN_CASE(MINT_STELEM_I) /* fall through */
3228 MINT_IN_CASE(MINT_STELEM_I1) /* fall through */
3229 MINT_IN_CASE(MINT_STELEM_I2) /* fall through */
3230 MINT_IN_CASE(MINT_STELEM_I4) /* fall through */
3231 MINT_IN_CASE(MINT_STELEM_I8) /* fall through */
3232 MINT_IN_CASE(MINT_STELEM_R4) /* fall through */
3233 MINT_IN_CASE(MINT_STELEM_R8) /* fall through */
3234 MINT_IN_CASE(MINT_STELEM_REF) {
3235 mono_u aindex;
3236
3237 sp -= 3;
3238
3239 o = sp [0].data.p;
3240 if (!o)
3241 THROW_EX (mono_get_exception_null_reference (), ip);
3242
3243 aindex = sp [1].data.i;
3244 if (aindex >= mono_array_length ((MonoArray *)o))
3245 THROW_EX (mono_get_exception_index_out_of_range (), ip);
3246
3247 switch (*ip) {
3248 case MINT_STELEM_I:
3249 mono_array_set ((MonoArray *)o, mono_i, aindex, sp [2].data.nati);
3250 break;
3251 case MINT_STELEM_I1:
3252 mono_array_set ((MonoArray *)o, gint8, aindex, sp [2].data.i);
3253 break;
3254 case MINT_STELEM_I2:
3255 mono_array_set ((MonoArray *)o, gint16, aindex, sp [2].data.i);
3256 break;
3257 case MINT_STELEM_I4:
3258 mono_array_set ((MonoArray *)o, gint32, aindex, sp [2].data.i);
3259 break;
3260 case MINT_STELEM_I8:
3261 mono_array_set ((MonoArray *)o, gint64, aindex, sp [2].data.l);
3262 break;
3263 case MINT_STELEM_R4:
3264 mono_array_set ((MonoArray *)o, float, aindex, sp [2].data.f);
3265 break;
3266 case MINT_STELEM_R8:
3267 mono_array_set ((MonoArray *)o, double, aindex, sp [2].data.f);
3268 break;
3269 case MINT_STELEM_REF:
3270 if (sp [2].data.p && !mono_object_isinst (sp [2].data.p, mono_object_class (o)->element_class))
3271 THROW_EX (mono_get_exception_array_type_mismatch (), ip);
3272 mono_array_set ((MonoArray *)o, gpointer, aindex, sp [2].data.p);
3273 break;
3274 default:
3275 ves_abort();
3276 }
3277
3278 ++ip;
3279 MINT_IN_BREAK;
3280 }
3281 MINT_IN_CASE(MINT_CONV_OVF_I4_U4)
3282 if (sp [-1].data.i < 0)
3283 THROW_EX (mono_get_exception_overflow (), ip);
3284 ++ip;
3285 MINT_IN_BREAK;
3286 MINT_IN_CASE(MINT_CONV_OVF_I4_I8)
3287 if (sp [-1].data.l < MYGINT32_MIN || sp [-1].data.l > MYGINT32_MAX)
3288 THROW_EX (mono_get_exception_overflow (), ip);
3289 sp [-1].data.i = (gint32) sp [-1].data.l;
3290 ++ip;
3291 MINT_IN_BREAK;
3292 MINT_IN_CASE(MINT_CONV_OVF_I4_R8)
3293 if (sp [-1].data.f < MYGINT32_MIN || sp [-1].data.f > MYGINT32_MAX)
3294 THROW_EX (mono_get_exception_overflow (), ip);
3295 sp [-1].data.i = (gint32) sp [-1].data.f;
3296 ++ip;
3297 MINT_IN_BREAK;
3298 MINT_IN_CASE(MINT_CONV_OVF_U4_I4)
3299 if (sp [-1].data.i < 0)
3300 THROW_EX (mono_get_exception_overflow (), ip);
3301 ++ip;
3302 MINT_IN_BREAK;
3303 MINT_IN_CASE(MINT_CONV_OVF_U4_I8)
3304 if (sp [-1].data.l < 0 || sp [-1].data.l > MYGUINT32_MAX)
3305 THROW_EX (mono_get_exception_overflow (), ip);
3306 sp [-1].data.i = (guint32) sp [-1].data.l;
3307 ++ip;
3308 MINT_IN_BREAK;
3309 MINT_IN_CASE(MINT_CONV_OVF_U4_R8)
3310 if (sp [-1].data.f < 0 || sp [-1].data.f > MYGUINT32_MAX)
3311 THROW_EX (mono_get_exception_overflow (), ip);
3312 sp [-1].data.i = (guint32) sp [-1].data.f;
3313 ++ip;
3314 MINT_IN_BREAK;
3315 MINT_IN_CASE(MINT_CONV_OVF_I2_I4)
3316 if (sp [-1].data.i < -32768 || sp [-1].data.i > 32767)
3317 THROW_EX (mono_get_exception_overflow (), ip);
3318 ++ip;
3319 MINT_IN_BREAK;
3320 MINT_IN_CASE(MINT_CONV_OVF_I2_I8)
3321 if (sp [-1].data.l < -32768 || sp [-1].data.l > 32767)
3322 THROW_EX (mono_get_exception_overflow (), ip);
3323 sp [-1].data.i = (gint16) sp [-1].data.l;
3324 ++ip;
3325 MINT_IN_BREAK;
3326 MINT_IN_CASE(MINT_CONV_OVF_I2_R8)
3327 if (sp [-1].data.f < -32768 || sp [-1].data.f > 32767)
3328 THROW_EX (mono_get_exception_overflow (), ip);
3329 sp [-1].data.i = (gint16) sp [-1].data.f;
3330 ++ip;
3331 MINT_IN_BREAK;
3332 MINT_IN_CASE(MINT_CONV_OVF_U2_I4)
3333 if (sp [-1].data.i < 0 || sp [-1].data.i > 65535)
3334 THROW_EX (mono_get_exception_overflow (), ip);
3335 ++ip;
3336 MINT_IN_BREAK;
3337 MINT_IN_CASE(MINT_CONV_OVF_U2_I8)
3338 if (sp [-1].data.l < 0 || sp [-1].data.l > 65535)
3339 THROW_EX (mono_get_exception_overflow (), ip);
3340 sp [-1].data.i = (guint16) sp [-1].data.l;
3341 ++ip;
3342 MINT_IN_BREAK;
3343 MINT_IN_CASE(MINT_CONV_OVF_U2_R8)
3344 if (sp [-1].data.f < 0 || sp [-1].data.f > 65535)
3345 THROW_EX (mono_get_exception_overflow (), ip);
3346 sp [-1].data.i = (guint16) sp [-1].data.f;
3347 ++ip;
3348 MINT_IN_BREAK;
3349 MINT_IN_CASE(MINT_CONV_OVF_I1_I4)
3350 if (sp [-1].data.i < -128 || sp [-1].data.i > 127)
3351 THROW_EX (mono_get_exception_overflow (), ip);
3352 ++ip;
3353 MINT_IN_BREAK;
3354 MINT_IN_CASE(MINT_CONV_OVF_I1_I8)
3355 if (sp [-1].data.l < -128 || sp [-1].data.l > 127)
3356 THROW_EX (mono_get_exception_overflow (), ip);
3357 sp [-1].data.i = (gint8) sp [-1].data.l;
3358 ++ip;
3359 MINT_IN_BREAK;
3360 MINT_IN_CASE(MINT_CONV_OVF_I1_R8)
3361 if (sp [-1].data.f < -128 || sp [-1].data.f > 127)
3362 THROW_EX (mono_get_exception_overflow (), ip);
3363 sp [-1].data.i = (gint8) sp [-1].data.f;
3364 ++ip;
3365 MINT_IN_BREAK;
3366 MINT_IN_CASE(MINT_CONV_OVF_U1_I4)
3367 if (sp [-1].data.i < 0 || sp [-1].data.i > 255)
3368 THROW_EX (mono_get_exception_overflow (), ip);
3369 ++ip;
3370 MINT_IN_BREAK;
3371 MINT_IN_CASE(MINT_CONV_OVF_U1_I8)
3372 if (sp [-1].data.l < 0 || sp [-1].data.l > 255)
3373 THROW_EX (mono_get_exception_overflow (), ip);
3374 sp [-1].data.i = (guint8) sp [-1].data.l;
3375 ++ip;
3376 MINT_IN_BREAK;
3377 MINT_IN_CASE(MINT_CONV_OVF_U1_R8)
3378 if (sp [-1].data.f < 0 || sp [-1].data.f > 255)
3379 THROW_EX (mono_get_exception_overflow (), ip);
3380 sp [-1].data.i = (guint8) sp [-1].data.f;
3381 ++ip;
3382 MINT_IN_BREAK;
3383 #if 0
3384 MINT_IN_CASE(MINT_LDELEM)
3385 MINT_IN_CASE(MINT_STELEM)
3386 MINT_IN_CASE(MINT_UNBOX_ANY)
3387
3388 MINT_IN_CASE(MINT_REFANYVAL) ves_abort(); MINT_IN_BREAK;
3389 #endif
3390 MINT_IN_CASE(MINT_CKFINITE)
3391 if (!finite(sp [-1].data.f))
3392 THROW_EX (mono_get_exception_arithmetic (), ip);
3393 ++ip;
3394 MINT_IN_BREAK;
3395 #if 0
3396 MINT_IN_CASE(MINT_MKREFANY) ves_abort(); MINT_IN_BREAK;
3397 #endif
3398 MINT_IN_CASE(MINT_LDTOKEN)
3399 sp->data.p = vt_sp;
3400 vt_sp += 8;
3401 * (gpointer *)sp->data.p = rtm->data_items[*(guint16 *)(ip + 1)];
3402 ip += 2;
3403 ++sp;
3404 MINT_IN_BREAK;
3405 MINT_IN_CASE(MINT_ADD_OVF_I4)
3406 if (CHECK_ADD_OVERFLOW (sp [-2].data.i, sp [-1].data.i))
3407 THROW_EX (mono_get_exception_overflow (), ip);
3408 BINOP(i, +);
3409 MINT_IN_BREAK;
3410 MINT_IN_CASE(MINT_ADD_OVF_I8)
3411 if (CHECK_ADD_OVERFLOW64 (sp [-2].data.l, sp [-1].data.l))
3412 THROW_EX (mono_get_exception_overflow (), ip);
3413 BINOP(l, +);
3414 MINT_IN_BREAK;
3415 MINT_IN_CASE(MINT_ADD_OVF_UN_I4)
3416 if (CHECK_ADD_OVERFLOW_UN (sp [-2].data.i, sp [-1].data.i))
3417 THROW_EX (mono_get_exception_overflow (), ip);
3418 BINOP_CAST(i, +, guint32);
3419 MINT_IN_BREAK;
3420 MINT_IN_CASE(MINT_ADD_OVF_UN_I8)
3421 if (CHECK_ADD_OVERFLOW64_UN (sp [-2].data.l, sp [-1].data.l))
3422 THROW_EX (mono_get_exception_overflow (), ip);
3423 BINOP_CAST(l, +, guint64);
3424 MINT_IN_BREAK;
3425 MINT_IN_CASE(MINT_MUL_OVF_I4)
3426 if (CHECK_MUL_OVERFLOW (sp [-2].data.i, sp [-1].data.i))
3427 THROW_EX (mono_get_exception_overflow (), ip);
3428 BINOP(i, *);
3429 MINT_IN_BREAK;
3430 MINT_IN_CASE(MINT_MUL_OVF_I8)
3431 if (CHECK_MUL_OVERFLOW64 (sp [-2].data.l, sp [-1].data.l))
3432 THROW_EX (mono_get_exception_overflow (), ip);
3433 BINOP(l, *);
3434 MINT_IN_BREAK;
3435 MINT_IN_CASE(MINT_MUL_OVF_UN_I4)
3436 if (CHECK_MUL_OVERFLOW_UN (sp [-2].data.i, sp [-1].data.i))
3437 THROW_EX (mono_get_exception_overflow (), ip);
3438 BINOP_CAST(i, *, guint32);
3439 MINT_IN_BREAK;
3440 MINT_IN_CASE(MINT_MUL_OVF_UN_I8)
3441 if (CHECK_MUL_OVERFLOW64_UN (sp [-2].data.l, sp [-1].data.l))
3442 THROW_EX (mono_get_exception_overflow (), ip);
3443 BINOP_CAST(l, *, guint64);
3444 MINT_IN_BREAK;
3445 MINT_IN_CASE(MINT_SUB_OVF_I4)
3446 if (CHECK_SUB_OVERFLOW (sp [-2].data.i, sp [-1].data.i))
3447 THROW_EX (mono_get_exception_overflow (), ip);
3448 BINOP(i, -);
3449 MINT_IN_BREAK;
3450 MINT_IN_CASE(MINT_SUB_OVF_I8)
3451 if (CHECK_SUB_OVERFLOW64 (sp [-2].data.l, sp [-1].data.l))
3452 THROW_EX (mono_get_exception_overflow (), ip);
3453 BINOP(l, -);
3454 MINT_IN_BREAK;
3455 MINT_IN_CASE(MINT_SUB_OVF_UN_I4)
3456 if (CHECK_SUB_OVERFLOW_UN (sp [-2].data.i, sp [-1].data.i))
3457 THROW_EX (mono_get_exception_overflow (), ip);
3458 BINOP_CAST(i, -, guint32);
3459 MINT_IN_BREAK;
3460 MINT_IN_CASE(MINT_SUB_OVF_UN_I8)
3461 if (CHECK_SUB_OVERFLOW64_UN (sp [-2].data.l, sp [-1].data.l))
3462 THROW_EX (mono_get_exception_overflow (), ip);
3463 BINOP_CAST(l, -, guint64);
3464 MINT_IN_BREAK;
3465 MINT_IN_CASE(MINT_ENDFINALLY)
3466 if (finally_ips) {
3467 ip = finally_ips->data;
3468 finally_ips = g_slist_remove (finally_ips, ip);
3469 goto main_loop;
3470 }
3471 if (frame->ex)
3472 goto handle_fault;
3473 ves_abort();
3474 MINT_IN_BREAK;
3475 MINT_IN_CASE(MINT_LEAVE) /* Fall through */
3476 MINT_IN_CASE(MINT_LEAVE_S)
3477 while (sp > frame->stack) {
3478 --sp;
3479 }
3480 frame->ip = ip;
3481 if (*ip == MINT_LEAVE_S) {
3482 ip += (short) *(ip + 1);
3483 } else {
3484 ip += (gint32) READ32 (ip + 1);
3485 }
3486 endfinally_ip = ip;
3487 if (frame->ex_handler != NULL && MONO_OFFSET_IN_HANDLER(frame->ex_handler, frame->ip - rtm->code)) {
3488 frame->ex_handler = NULL;
3489 frame->ex = NULL;
3490 }
3491 goto handle_finally;
3492 MINT_IN_BREAK;
3493 MINT_IN_CASE(MINT_ICALL_P_V)
3494 MINT_IN_CASE(MINT_ICALL_P_P)
3495 MINT_IN_CASE(MINT_ICALL_PP_V)
3496 MINT_IN_CASE(MINT_ICALL_PI_V)
3497 MINT_IN_CASE(MINT_ICALL_PP_P)
3498 MINT_IN_CASE(MINT_ICALL_PI_P)
3499 MINT_IN_CASE(MINT_ICALL_PPP_V)
3500 MINT_IN_CASE(MINT_ICALL_PPI_V)
3501 sp = do_icall (context, *ip, sp, rtm->data_items [*(guint16 *)(ip + 1)]);
3502 if (frame->ex != NULL)
3503 goto handle_exception;
3504 ip += 2;
3505 MINT_IN_BREAK;
3506 MINT_IN_CASE(MINT_MONO_LDPTR)
3507 sp->data.p = rtm->data_items [*(guint16 *)(ip + 1)];
3508 ip += 2;
3509 ++sp;
3510 MINT_IN_BREAK;
3511 MINT_IN_CASE(MINT_MONO_NEWOBJ)
3512 sp->data.p = mono_object_new (context->domain, rtm->data_items [*(guint16 *)(ip + 1)]);
3513 ip += 2;
3514 sp++;
3515 MINT_IN_BREAK;
3516 MINT_IN_CASE(MINT_MONO_FREE)
3517 ++ip;
3518 --sp;
3519 g_free (sp->data.p);
3520 MINT_IN_BREAK;
3521 MINT_IN_CASE(MINT_MONO_RETOBJ)
3522 ++ip;
3523 sp--;
3524 stackval_from_data (frame->runtime_method->method->signature->ret, frame->retval, sp->data.p, frame->runtime_method->method->signature->pinvoke);
3525 if (sp > frame->stack)
3526 g_warning ("retobj: more values on stack: %d", sp-frame->stack);
3527 goto exit_frame;
3528
3529 #define RELOP(datamem, op) \
3530 --sp; \
3531 sp [-1].data.i = sp [-1].data.datamem op sp [0].data.datamem; \
3532 ++ip;
3533 MINT_IN_CASE(MINT_CEQ_I4)
3534 RELOP(i, ==);
3535 MINT_IN_BREAK;
3536 MINT_IN_CASE(MINT_CEQ0_I4)
3537 sp [-1].data.i = (sp [-1].data.i == 0);
3538 ++ip;
3539 MINT_IN_BREAK;
3540 MINT_IN_CASE(MINT_CEQ_I8)
3541 RELOP(l, ==);
3542 MINT_IN_BREAK;
3543 MINT_IN_CASE(MINT_CEQ_R8)
3544 --sp;
3545 if (isunordered (sp [-1].data.f, sp [0].data.f))
3546 sp [-1].data.i = 0;
3547 else
3548 sp [-1].data.i = sp [-1].data.f == sp [0].data.f;
3549 ++ip;
3550 MINT_IN_BREAK;
3551 MINT_IN_CASE(MINT_CGT_I4)
3552 RELOP(i, >);
3553 MINT_IN_BREAK;
3554 MINT_IN_CASE(MINT_CGT_I8)
3555 RELOP(l, >);
3556 MINT_IN_BREAK;
3557 MINT_IN_CASE(MINT_CGT_R8)
3558 --sp;
3559 if (isunordered (sp [-1].data.f, sp [0].data.f))
3560 sp [-1].data.i = 0;
3561 else
3562 sp [-1].data.i = sp [-1].data.f > sp [0].data.f;
3563 ++ip;
3564 MINT_IN_BREAK;
3565
3566 #define RELOP_CAST(datamem, op, type) \
3567 --sp; \
3568 sp [-1].data.i = (type)sp [-1].data.datamem op (type)sp [0].data.datamem; \
3569 ++ip;
3570
3571 MINT_IN_CASE(MINT_CGT_UN_I4)
3572 RELOP_CAST(i, >, guint32);
3573 MINT_IN_BREAK;
3574 MINT_IN_CASE(MINT_CGT_UN_I8)
3575 RELOP_CAST(l, >, guint64);
3576 MINT_IN_BREAK;
3577 MINT_IN_CASE(MINT_CGT_UN_R8)
3578 --sp;
3579 if (isunordered (sp [-1].data.f, sp [0].data.f))
3580 sp [-1].data.i = 1;
3581 else
3582 sp [-1].data.i = sp [-1].data.f > sp [0].data.f;
3583 ++ip;
3584 MINT_IN_BREAK;
3585 MINT_IN_CASE(MINT_CLT_I4)
3586 RELOP(i, <);
3587 MINT_IN_BREAK;
3588 MINT_IN_CASE(MINT_CLT_I8)
3589 RELOP(l, <);
3590 MINT_IN_BREAK;
3591 MINT_IN_CASE(MINT_CLT_R8)
3592 --sp;
3593 if (isunordered (sp [-1].data.f, sp [0].data.f))
3594 sp [-1].data.i = 0;
3595 else
3596 sp [-1].data.i = sp [-1].data.f < sp [0].data.f;
3597 ++ip;
3598 MINT_IN_BREAK;
3599 MINT_IN_CASE(MINT_CLT_UN_I4)
3600 RELOP_CAST(i, <, guint32);
3601 MINT_IN_BREAK;
3602 MINT_IN_CASE(MINT_CLT_UN_I8)
3603 RELOP_CAST(l, <, guint64);
3604 MINT_IN_BREAK;
3605 MINT_IN_CASE(MINT_CLT_UN_R8)
3606 --sp;
3607 if (isunordered (sp [-1].data.f, sp [0].data.f))
3608 sp [-1].data.i = 1;
3609 else
3610 sp [-1].data.i = sp [-1].data.f < sp [0].data.f;
3611 ++ip;
3612 MINT_IN_BREAK;
3613 MINT_IN_CASE(MINT_LDFTN) {
3614 sp->data.p = rtm->data_items [* (guint16 *)(ip + 1)];
3615 ++sp;
3616 ip += 2;
3617 MINT_IN_BREAK;
3618 }
3619 MINT_IN_CASE(MINT_LDVIRTFTN) {
3620 RuntimeMethod *m = rtm->data_items [* (guint16 *)(ip + 1)];
3621 ip += 2;
3622 --sp;
3623 if (!sp->data.p)
3624 THROW_EX (mono_get_exception_null_reference (), ip - 2);
3625
3626 sp->data.p = get_virtual_method (m, sp->data.p);
3627 ++sp;
3628 MINT_IN_BREAK;
3629 }
3630
3631 MINT_IN_CASE(MINT_LDTHIS)
3632 sp->data.p = frame->obj;
3633 ++ip;
3634 ++sp;
3635 MINT_IN_BREAK;
3636 MINT_IN_CASE(MINT_STTHIS)
3637 --sp;
3638 frame->obj = sp->data.p;
3639 ++ip;
3640 MINT_IN_BREAK;
3641 MINT_IN_CASE(MINT_LDTHISA)
3642 sp->data.p = &frame->obj;
3643 ++ip;
3644 ++sp;
3645 MINT_IN_BREAK;
3646
3647 #define LDARG(datamem, argtype) \
3648 sp->data.datamem = * (argtype *)(frame->args + * (guint16 *)(ip + 1)); \
3649 ip += 2; \
3650 ++sp;
3651
3652 MINT_IN_CASE(MINT_LDARG_I1) LDARG(i, gint8); MINT_IN_BREAK;
3653 MINT_IN_CASE(MINT_LDARG_U1) LDARG(i, guint8); MINT_IN_BREAK;
3654 MINT_IN_CASE(MINT_LDARG_I2) LDARG(i, gint16); MINT_IN_BREAK;
3655 MINT_IN_CASE(MINT_LDARG_U2) LDARG(i, guint16); MINT_IN_BREAK;
3656 MINT_IN_CASE(MINT_LDARG_I4) LDARG(i, gint32); MINT_IN_BREAK;
3657 MINT_IN_CASE(MINT_LDARG_I8) LDARG(l, gint64); MINT_IN_BREAK;
3658 MINT_IN_CASE(MINT_LDARG_R4) LDARG(f, float); MINT_IN_BREAK;
3659 MINT_IN_CASE(MINT_LDARG_R8) LDARG(f, double); MINT_IN_BREAK;
3660 MINT_IN_CASE(MINT_LDARG_O) LDARG(p, gpointer); MINT_IN_BREAK;
3661 MINT_IN_CASE(MINT_LDARG_P) LDARG(p, gpointer); MINT_IN_BREAK;
3662
3663 MINT_IN_CASE(MINT_LDARG_VT)
3664 sp->data.p = vt_sp;
3665 i32 = READ32(ip + 2);
3666 memcpy(sp->data.p, frame->args + * (guint16 *)(ip + 1), i32);
3667 vt_sp += (i32 + 7) & ~7;
3668 ip += 4;
3669 ++sp;
3670 MINT_IN_BREAK;
3671
3672 #define STARG(datamem, argtype) \
3673 --sp; \
3674 * (argtype *)(frame->args + * (guint16 *)(ip + 1)) = sp->data.datamem; \
3675 ip += 2; \
3676
3677 MINT_IN_CASE(MINT_STARG_I1) STARG(i, gint8); MINT_IN_BREAK;
3678 MINT_IN_CASE(MINT_STARG_U1) STARG(i, guint8); MINT_IN_BREAK;
3679 MINT_IN_CASE(MINT_STARG_I2) STARG(i, gint16); MINT_IN_BREAK;
3680 MINT_IN_CASE(MINT_STARG_U2) STARG(i, guint16); MINT_IN_BREAK;
3681 MINT_IN_CASE(MINT_STARG_I4) STARG(i, gint32); MINT_IN_BREAK;
3682 MINT_IN_CASE(MINT_STARG_I8) STARG(l, gint64); MINT_IN_BREAK;
3683 MINT_IN_CASE(MINT_STARG_R4) STARG(f, float); MINT_IN_BREAK;
3684 MINT_IN_CASE(MINT_STARG_R8) STARG(f, double); MINT_IN_BREAK;
3685 MINT_IN_CASE(MINT_STARG_O) STARG(p, gpointer); MINT_IN_BREAK;
3686 MINT_IN_CASE(MINT_STARG_P) STARG(p, gpointer); MINT_IN_BREAK;
3687
3688 MINT_IN_CASE(MINT_STARG_VT)
3689 i32 = READ32(ip + 2);
3690 --sp;
3691 memcpy(frame->args + * (guint16 *)(ip + 1), sp->data.p, i32);
3692 vt_sp -= (i32 + 7) & ~7;
3693 ip += 4;
3694 MINT_IN_BREAK;
3695
3696 #define STINARG(datamem, argtype) \
3697 do { \
3698 int n = * (guint16 *)(ip + 1); \
3699 * (argtype *)(frame->args + rtm->arg_offsets [n]) = frame->stack_args [n].data.datamem; \
3700 ip += 2; \
3701 } while (0)
3702
3703 MINT_IN_CASE(MINT_STINARG_I1) STINARG(i, gint8); MINT_IN_BREAK;
3704 MINT_IN_CASE(MINT_STINARG_U1) STINARG(i, guint8); MINT_IN_BREAK;
3705 MINT_IN_CASE(MINT_STINARG_I2) STINARG(i, gint16); MINT_IN_BREAK;
3706 MINT_IN_CASE(MINT_STINARG_U2) STINARG(i, guint16); MINT_IN_BREAK;
3707 MINT_IN_CASE(MINT_STINARG_I4) STINARG(i, gint32); MINT_IN_BREAK;
3708 MINT_IN_CASE(MINT_STINARG_I8) STINARG(l, gint64); MINT_IN_BREAK;
3709 MINT_IN_CASE(MINT_STINARG_R4) STINARG(f, float); MINT_IN_BREAK;
3710 MINT_IN_CASE(MINT_STINARG_R8) STINARG(f, double); MINT_IN_BREAK;
3711 MINT_IN_CASE(MINT_STINARG_O) STINARG(p, gpointer); MINT_IN_BREAK;
3712 MINT_IN_CASE(MINT_STINARG_P) STINARG(p, gpointer); MINT_IN_BREAK;
3713
3714 MINT_IN_CASE(MINT_STINARG_VT) {
3715 int n = * (guint16 *)(ip + 1);
3716 i32 = READ32(ip + 2);
3717 memcpy (frame->args + rtm->arg_offsets [n], frame->stack_args [n].data.p, i32);
3718 ip += 4;
3719 MINT_IN_BREAK;
3720 }
3721
3722 MINT_IN_CASE(MINT_LDARGA)
3723 sp->data.p = frame->args + * (guint16 *)(ip + 1);
3724 ip += 2;
3725 ++sp;
3726 MINT_IN_BREAK;
3727
3728 #define LDLOC(datamem, argtype) \
3729 sp->data.datamem = * (argtype *)(locals + * (guint16 *)(ip + 1)); \
3730 ip += 2; \
3731 ++sp;
3732
3733 MINT_IN_CASE(MINT_LDLOC_I1) LDLOC(i, gint8); MINT_IN_BREAK;
3734 MINT_IN_CASE(MINT_LDLOC_U1) LDLOC(i, guint8); MINT_IN_BREAK;
3735 MINT_IN_CASE(MINT_LDLOC_I2) LDLOC(i, gint16); MINT_IN_BREAK;
3736 MINT_IN_CASE(MINT_LDLOC_U2) LDLOC(i, guint16); MINT_IN_BREAK;
3737 MINT_IN_CASE(MINT_LDLOC_I4) LDLOC(i, gint32); MINT_IN_BREAK;
3738 MINT_IN_CASE(MINT_LDLOC_I8) LDLOC(l, gint64); MINT_IN_BREAK;
3739 MINT_IN_CASE(MINT_LDLOC_R4) LDLOC(f, float); MINT_IN_BREAK;
3740 MINT_IN_CASE(MINT_LDLOC_R8) LDLOC(f, double); MINT_IN_BREAK;
3741 MINT_IN_CASE(MINT_LDLOC_O) LDLOC(p, gpointer); MINT_IN_BREAK;
3742 MINT_IN_CASE(MINT_LDLOC_P) LDLOC(p, gpointer); MINT_IN_BREAK;
3743
3744 MINT_IN_CASE(MINT_LDLOC_VT)
3745 sp->data.p = vt_sp;
3746 i32 = READ32(ip + 2);
3747 memcpy(sp->data.p, locals + * (guint16 *)(ip + 1), i32);
3748 vt_sp += (i32 + 7) & ~7;
3749 ip += 4;
3750 ++sp;
3751 MINT_IN_BREAK;
3752
3753 MINT_IN_CASE(MINT_LDLOCA_S)
3754 sp->data.p = locals + * (guint16 *)(ip + 1);
3755 ip += 2;
3756 ++sp;
3757 MINT_IN_BREAK;
3758
3759 #define STLOC(datamem, argtype) \
3760 --sp; \
3761 * (argtype *)(locals + * (guint16 *)(ip + 1)) = sp->data.datamem; \
3762 ip += 2;
3763
3764 MINT_IN_CASE(MINT_STLOC_I1) STLOC(i, gint8); MINT_IN_BREAK;
3765 MINT_IN_CASE(MINT_STLOC_U1) STLOC(i, guint8); MINT_IN_BREAK;
3766 MINT_IN_CASE(MINT_STLOC_I2) STLOC(i, gint16); MINT_IN_BREAK;
3767 MINT_IN_CASE(MINT_STLOC_U2) STLOC(i, guint16); MINT_IN_BREAK;
3768 MINT_IN_CASE(MINT_STLOC_I4) STLOC(i, gint32); MINT_IN_BREAK;
3769 MINT_IN_CASE(MINT_STLOC_I8) STLOC(l, gint64); MINT_IN_BREAK;
3770 MINT_IN_CASE(MINT_STLOC_R4) STLOC(f, float); MINT_IN_BREAK;
3771 MINT_IN_CASE(MINT_STLOC_R8) STLOC(f, double); MINT_IN_BREAK;
3772 MINT_IN_CASE(MINT_STLOC_O) STLOC(p, gpointer); MINT_IN_BREAK;
3773 MINT_IN_CASE(MINT_STLOC_P) STLOC(p, gpointer); MINT_IN_BREAK;
3774
3775 #define STLOC_NP(datamem, argtype) \
3776 * (argtype *)(locals + * (guint16 *)(ip + 1)) = sp [-1].data.datamem; \
3777 ip += 2;
3778
3779 MINT_IN_CASE(MINT_STLOC_NP_I4) STLOC_NP(i, gint32); MINT_IN_BREAK;
3780 MINT_IN_CASE(MINT_STLOC_NP_O) STLOC_NP(p, gpointer); MINT_IN_BREAK;
3781
3782 MINT_IN_CASE(MINT_STLOC_VT)
3783 i32 = READ32(ip + 2);
3784 --sp;
3785 memcpy(locals + * (guint16 *)(ip + 1), sp->data.p, i32);
3786 vt_sp -= (i32 + 7) & ~7;
3787 ip += 4;
3788 MINT_IN_BREAK;
3789
3790 MINT_IN_CASE(MINT_LOCALLOC)
3791 if (sp != frame->stack + 1) /*FIX?*/
3792 THROW_EX (mono_get_exception_execution_engine (NULL), ip);
3793 sp [-1].data.p = alloca (sp [-1].data.i);
3794 ++ip;
3795 MINT_IN_BREAK;
3796 #if 0
3797 MINT_IN_CASE(MINT_ENDFILTER) ves_abort(); MINT_IN_BREAK;
3798 #endif
3799 MINT_IN_CASE(MINT_INITOBJ)
3800 --sp;
3801 memset (sp->data.vt, 0, READ32(ip + 1));
3802 ip += 3;
3803 MINT_IN_BREAK;
3804 MINT_IN_CASE(MINT_CPBLK)
3805 sp -= 3;
3806 if (!sp [0].data.p || !sp [1].data.p)
3807 THROW_EX (mono_get_exception_null_reference(), ip - 1);
3808 ++ip;
3809 /* FIXME: value and size may be int64... */
3810 memcpy (sp [0].data.p, sp [1].data.p, sp [2].data.i);
3811 MINT_IN_BREAK;
3812 #if 0
3813 MINT_IN_CASE(MINT_CONSTRAINED_) {
3814 guint32 token;
3815 /* FIXME: implement */
3816 ++ip;
3817 token = READ32 (ip);
3818 ip += 2;
3819 MINT_IN_BREAK;
3820 }
3821 #endif
3822 MINT_IN_CASE(MINT_INITBLK)
3823 sp -= 3;
3824 if (!sp [0].data.p)
3825 THROW_EX (mono_get_exception_null_reference(), ip - 1);
3826 ++ip;
3827 /* FIXME: value and size may be int64... */
3828 memset (sp [0].data.p, sp [1].data.i, sp [2].data.i);
3829 MINT_IN_BREAK;
3830 #if 0
3831 MINT_IN_CASE(MINT_NO_)
3832 /* FIXME: implement */
3833 ip += 2;
3834 MINT_IN_BREAK;
3835 #endif
3836 MINT_IN_CASE(MINT_RETHROW)
3837 /*
3838 * need to clarify what this should actually do:
3839 * start the search from the last found handler in
3840 * this method or continue in the caller or what.
3841 * Also, do we need to run finally/fault handlers after a retrow?
3842 * Well, this implementation will follow the usual search
3843 * for an handler, considering the current ip as throw spot.
3844 * We need to NULL frame->ex_handler for the later code to
3845 * actually run the new found handler.
3846 */
3847 frame->ex_handler = NULL;
3848 THROW_EX (frame->ex, ip - 1);
3849 MINT_IN_BREAK;
3850 MINT_IN_DEFAULT
3851 g_print ("Unimplemented opcode: %04x %s at 0x%x\n", *ip, mono_interp_opname[*ip], ip-rtm->code);
3852 THROW_EX (mono_get_exception_execution_engine ("Unimplemented opcode"), ip);
3853 }
3854 }
3855
3856 g_assert_not_reached ();
3857 /*
3858 * Exception handling code.
3859 * The exception object is stored in frame->ex.
3860 */
3861
3862 handle_exception:
3863 {
3864 int i;
3865 guint32 ip_offset;
3866 MonoInvocation *inv;
3867 MonoExceptionClause *clause;
3868 /*char *message;*/
3869 MonoObject *ex_obj;
3870
3871 #if DEBUG_INTERP
3872 if (tracing)
3873 g_print ("* Handling exception '%s' at IL_%04x\n",
3874 frame->ex == NULL ? "** Unknown **" : mono_object_class (frame->ex)->name,
3875 rtm == NULL ? 0 : frame->ip - rtm->code);
3876 #endif
3877 if (die_on_exception)
3878 goto die_on_ex;
3879
3880 for (inv = frame; inv; inv = inv->parent) {
3881 MonoMethod *method;
3882 if (inv->runtime_method == NULL)
3883 continue;
3884 method = inv->runtime_method->method;
3885 if (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
3886 continue;
3887 if (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME))
3888 continue;
3889 if (inv->ip == NULL)
3890 continue;
3891 ip_offset = inv->ip - inv->runtime_method->code;
3892 inv->ex_handler = NULL; /* clear this in case we are trhowing an exception while handling one - this one wins */
3893 for (i = 0; i < inv->runtime_method->num_clauses; ++i) {
3894 clause = &inv->runtime_method->clauses [i];
3895 if (clause->flags <= 1 && MONO_OFFSET_IN_CLAUSE (clause, ip_offset)) {
3896 if (!clause->flags) {
3897 if (mono_object_isinst ((MonoObject*)frame->ex, mono_class_get (method->klass->image, clause->token_or_filter))) {
3898 /*
3899 * OK, we found an handler, now we need to execute the finally
3900 * and fault blocks before branching to the handler code.
3901 */
3902 inv->ex_handler = clause;
3903 #if DEBUG_INTERP
3904 if (tracing)
3905 g_print ("* Found handler at '%s'\n", method->name);
3906 #endif
3907 goto handle_finally;
3908 }
3909 } else {
3910 /* FIXME: handle filter clauses */
3911 g_assert (0);
3912 }
3913 }
3914 }
3915 }
3916 /*
3917 * If we get here, no handler was found: print a stack trace.
3918 */
3919 for (inv = frame; inv; inv = inv->parent) {
3920 if (inv->invoke_trap)
3921 goto handle_finally;
3922 }
3923 die_on_ex:
3924 ex_obj = (MonoObject*)frame->ex;
3925 mono_unhandled_exception (ex_obj);
3926 exit (1);
3927 }
3928 handle_finally:
3929 {
3930 int i;
3931 guint32 ip_offset;
3932 MonoExceptionClause *clause;
3933 GSList *old_list = finally_ips;
3934 MonoMethod *method = frame->runtime_method->method;
3935 MonoMethodHeader *header = mono_method_get_header (method);
3936
3937 #if DEBUG_INTERP
3938 if (tracing)
3939 g_print ("* Handle finally IL_%04x\n", endfinally_ip == NULL ? 0 : endfinally_ip - rtm->code);
3940 #endif
3941 if (rtm == NULL || (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
3942 || (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME))) {
3943 goto exit_frame;
3944 }
3945 ip_offset = frame->ip - rtm->code;
3946
3947 if (endfinally_ip != NULL)
3948 finally_ips = g_slist_prepend(finally_ips, (void *)endfinally_ip);
3949 for (i = 0; i < header->num_clauses; ++i)
3950 if (frame->ex_handler == &rtm->clauses [i])
3951 break;
3952 while (i > 0) {
3953 --i;
3954 clause = &rtm->clauses [i];
3955 if (MONO_OFFSET_IN_CLAUSE (clause, ip_offset) && (endfinally_ip == NULL || !(MONO_OFFSET_IN_CLAUSE (clause, endfinally_ip - rtm->code)))) {
3956 if (clause->flags == MONO_EXCEPTION_CLAUSE_FINALLY) {
3957 ip = rtm->code + clause->handler_offset;
3958 finally_ips = g_slist_prepend (finally_ips, (gpointer) ip);
3959 #if DEBUG_INTERP
3960 if (tracing)
3961 g_print ("* Found finally at IL_%04x with exception: %s\n", clause->handler_offset, frame->ex? "yes": "no");
3962 #endif
3963 }
3964 }
3965 }
3966
3967 endfinally_ip = NULL;
3968
3969 if (old_list != finally_ips && finally_ips) {
3970 ip = finally_ips->data;
3971 finally_ips = g_slist_remove (finally_ips, ip);
3972 sp = frame->stack; /* spec says stack should be empty at endfinally so it should be at the start too */
3973 goto main_loop;
3974 }
3975
3976 /*
3977 * If an exception is set, we need to execute the fault handler, too,
3978 * otherwise, we continue normally.
3979 */
3980 if (frame->ex)
3981 goto handle_fault;
3982 ves_abort();
3983 }
3984 handle_fault:
3985 {
3986 int i;
3987 guint32 ip_offset;
3988 MonoExceptionClause *clause;
3989 MonoMethodHeader *header = mono_method_get_header (frame->runtime_method->method);
3990
3991 #if DEBUG_INTERP
3992 if (tracing)
3993 g_print ("* Handle fault\n");
3994 #endif
3995 ip_offset = frame->ip - rtm->code;
3996 for (i = 0; i < header->num_clauses; ++i) {
3997 clause = &rtm->clauses [i];
3998 if (clause->flags == MONO_EXCEPTION_CLAUSE_FAULT && MONO_OFFSET_IN_CLAUSE (clause, ip_offset)) {
3999 ip = rtm->code + clause->handler_offset;
4000 #if DEBUG_INTERP
4001 if (tracing)
4002 g_print ("* Executing handler at IL_%04x\n", clause->handler_offset);
4003 #endif
4004 goto main_loop;
4005 }
4006 }
4007 /*
4008 * If the handler for the exception was found in this method, we jump
4009 * to it right away, otherwise we return and let the caller run
4010 * the finally, fault and catch blocks.
4011 * This same code should be present in the endfault opcode, but it
4012 * is corrently not assigned in the ECMA specs: LAMESPEC.
4013 */
4014 if (frame->ex_handler) {
4015 #if DEBUG_INTERP
4016 if (tracing)
4017 g_print ("* Executing handler at IL_%04x\n", frame->ex_handler->handler_offset);
4018 #endif
4019 ip = rtm->code + frame->ex_handler->handler_offset;
4020 sp = frame->stack;
4021 vt_sp = (char *)sp + rtm->stack_size;
4022 sp->data.p = frame->ex;
4023 ++sp;
4024 goto main_loop;
4025 }
4026 goto exit_frame;
4027 }
4028 exit_frame:
4029 DEBUG_LEAVE ();
4030 }
4031
4032 void
4033 ves_exec_method (MonoInvocation *frame)
4034 {
4035 ThreadContext *context = TlsGetValue (thread_context_id);
4036 ThreadContext context_struct;
4037 jmp_buf env;
4038
4039 frame->ex = NULL;
4040
4041 if (setjmp(env)) {
4042 mono_unhandled_exception ((MonoObject*)frame->ex);
4043 return;
4044 }
4045 if (context == NULL) {
4046 context = &context_struct;
4047 context_struct.domain = mono_domain_get ();
4048 context_struct.base_frame = frame;
4049 context_struct.current_frame = NULL;
4050 context_struct.env_frame = frame;
4051 context_struct.current_env = &env;
4052 context_struct.search_for_handler = 0;
4053 context_struct.managed_code = 0;
4054 TlsSetValue (thread_context_id, context);
4055 }
4056 frame->ip = NULL;
4057 frame->parent = context->current_frame;
4058 frame->runtime_method = mono_interp_get_runtime_method (frame->method);
4059 context->managed_code = 1;
4060 ves_exec_method_with_context(frame, context);
4061 context->managed_code = 0;
4062 if (frame->ex) {
4063 if (context != &context_struct && context->current_env) {
4064 context->env_frame->ex = frame->ex;
4065 longjmp (*context->current_env, 1);
4066 }
4067 else
4068 mono_unhandled_exception ((MonoObject*)frame->ex);
4069 }
4070 if (context->base_frame == frame)
4071 TlsSetValue (thread_context_id, NULL);
4072 else
4073 context->current_frame = frame->parent;
4074 }
4075
4076 static int
4077 ves_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
4078 {
4079 MonoImage *image = mono_assembly_get_image (assembly);
4080 MonoMethod *method;
4081 MonoObject *exc = NULL;
4082 int rval;
4083
4084 method = mono_get_method (image, mono_image_get_entry_point (image), NULL);
4085 if (!method)
4086 g_error ("No entry point method found in %s", mono_image_get_filename (image));
4087
4088 rval = mono_runtime_run_main (method, argc, argv, &exc);
4089 if (exc != NULL)
4090 mono_unhandled_exception (exc);
4091
4092 return rval;
4093 }
4094
4095 static void
4096 usage (void)
4097 {
4098 fprintf (stderr,
4099 "mint %s, the Mono ECMA CLI interpreter, (C) 2001, 2002 Ximian, Inc.\n\n"
4100 "Usage is: mint [options] executable args...\n\n", VERSION);
4101 fprintf (stderr,
4102 "Runtime Debugging:\n"
4103 #ifdef DEBUG_INTERP
4104 " --debug\n"
4105 #endif
4106 " --dieonex\n"
4107 " --noptr\t\t\tdon't print pointer addresses in trace output\n"
4108 " --opcode-count\n"
4109 " --print-vtable\n"
4110 " --traceclassinit\n"
4111 "\n"
4112 "Development:\n"
4113 " --debug method_name\n"
4114 " --profile\n"
4115 " --trace\n"
4116 " --traceops\n"
4117 "\n"
4118 "Runtime:\n"
4119 " --config filename load the specified config file instead of the default\n"
4120 " --workers n maximum number of worker threads\n"
4121 );
4122 exit (1);
4123 }
4124
4125 #ifdef RUN_TEST
4126 static void
4127 test_load_class (MonoImage* image)
4128 {
4129 MonoTableInfo *t = &image->tables [MONO_TABLE_TYPEDEF];
4130 MonoClass *klass;
4131 int i;
4132
4133 for (i = 1; i <= t->rows; ++i) {
4134 klass = mono_class_get (image, MONO_TOKEN_TYPE_DEF | i);
4135 mono_class_init (klass);
4136 }
4137 }
4138 #endif
4139
4140 static void
4141 add_signal_handler (int signo, void (*handler)(int))
4142 {
4143 #ifdef PLATFORM_WIN32
4144 signal (signo, handler);
4145 #else
4146 struct sigaction sa;
4147
4148 sa.sa_handler = handler;
4149 sigemptyset (&sa.sa_mask);
4150 sa.sa_flags = 0;
4151
4152 g_assert (sigaction (signo, &sa, NULL) != -1);
4153 #endif
4154 }
4155
4156 static void
4157 segv_handler (int signum)
4158 {
4159 ThreadContext *context = TlsGetValue (thread_context_id);
4160 MonoException *segv_exception;
4161
4162 if (context == NULL)
4163 return;
4164 segv_exception = mono_get_exception_null_reference ();
4165 segv_exception->message = mono_string_new (mono_domain_get (), "Null Reference (SIGSEGV)");
4166 mono_raise_exception (segv_exception);
4167 }
4168
4169
4170 static void
4171 quit_handler (int signum)
4172 {
4173 ThreadContext *context = TlsGetValue (thread_context_id);
4174 MonoException *quit_exception;
4175
4176 if (context == NULL)
4177 return;
4178 quit_exception = mono_get_exception_execution_engine ("Interrupted (SIGQUIT).");
4179 mono_raise_exception (quit_exception);
4180 }
4181
4182 static void
4183 abrt_handler (int signum)
4184 {
4185 ThreadContext *context = TlsGetValue (thread_context_id);
4186 MonoException *abrt_exception;
4187
4188 if (context == NULL)
4189 return;
4190 abrt_exception = mono_get_exception_execution_engine ("Abort (SIGABRT).");
4191 mono_raise_exception (abrt_exception);
4192 }
4193
4194 static void
4195 thread_abort_handler (int signum)
4196 {
4197 ThreadContext *context = TlsGetValue (thread_context_id);
4198 MonoThread *thread;
4199 MonoException *exc;
4200
4201 if (context == NULL)
4202 return;
4203
4204 exc = mono_thread_request_interruption (context->managed_code);
4205 if (exc) mono_raise_exception (exc);
4206 }
4207
4208 static MonoBoolean
4209 ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info,
4210 MonoReflectionMethod **method,
4211 gint32 *iloffset, gint32 *native_offset,
4212 MonoString **file, gint32 *line, gint32 *column)
4213 {
4214 ThreadContext *context = TlsGetValue (thread_context_id);
4215 MonoInvocation *inv = context->current_frame;
4216 int i;
4217
4218 for (i = 0; inv && i < skip; inv = inv->parent)
4219 if (inv->runtime_method != NULL)
4220 ++i;
4221
4222 if (iloffset)
4223 *iloffset = 0;
4224 if (native_offset)
4225 *native_offset = 0;
4226 if (method)
4227 *method = inv == NULL ? NULL : mono_method_get_object (context->domain, inv->runtime_method->method, NULL);
4228 if (line)
4229 *line = 0;
4230 if (need_file_info) {
4231 if (column)
4232 *column = 0;
4233 if (file)
4234 *file = mono_string_new (mono_domain_get (), "unknown");
4235 }
4236
4237 return TRUE;
4238 }
4239
4240 static MonoArray *
4241 ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info)
4242 {
4243 MonoDomain *domain = mono_domain_get ();
4244 MonoArray *res;
4245 MonoArray *ta = exc->trace_ips;
4246 int i, len;
4247
4248 if (ta == NULL) {
4249 /* Exception is not thrown yet */
4250 return mono_array_new (domain, mono_defaults.stack_frame_class, 0);
4251 }
4252
4253 len = mono_array_length (ta);
4254
4255 res = mono_array_new (domain, mono_defaults.stack_frame_class, len > skip ? len - skip : 0);
4256
4257 for (i = skip; i < len / 2; i++) {
4258 MonoStackFrame *sf = (MonoStackFrame *)mono_object_new (domain, mono_defaults.stack_frame_class);
4259 gushort *ip = mono_array_get (ta, gpointer, 2 * i + 1);
4260 RuntimeMethod *rtm = mono_array_get (ta, gpointer, 2 * i);
4261
4262 if (rtm != NULL) {
4263 sf->method = mono_method_get_object (domain, rtm->method, NULL);
4264 sf->native_offset = ip - rtm->code;
4265 }
4266
4267 #if 0
4268 sf->il_offset = mono_debug_il_offset_from_address (ji->method, sf->native_offset, domain);
4269
4270 if (need_file_info) {
4271 gchar *filename;
4272
4273 filename = mono_debug_source_location_from_address (ji->method, sf->native_offset, &sf->line, domain);
4274
4275 sf->filename = filename? mono_string_new (domain, filename): NULL;
4276 sf->column = 0;
4277
4278 g_free (filename);
4279 }
4280 #endif
4281
4282 mono_array_set (res, gpointer, i, sf);
4283 }
4284
4285 return res;
4286 }
4287
4288 static MonoObject *
4289 ves_icall_System_Delegate_CreateDelegate_internal (MonoReflectionType *type, MonoObject *target,
4290 MonoReflectionMethod *info)
4291 {
4292 MonoClass *delegate_class = mono_class_from_mono_type (type->type);
4293 MonoObject *delegate;
4294
4295 mono_assert (delegate_class->parent == mono_defaults.multicastdelegate_class);
4296
4297 delegate = mono_object_new (mono_object_domain (type), delegate_class);
4298
4299 interp_delegate_ctor (mono_object_domain (type), delegate, target, mono_interp_get_runtime_method (info->method));
4300
4301 return delegate;
4302 }
4303
4304
4305 typedef struct
4306 {
4307 MonoDomain *domain;
4308 int enable_debugging;
4309 char *file;
4310 int argc;
4311 char **argv;
4312 } MainThreadArgs;
4313
4314 static void main_thread_handler (gpointer user_data)
4315 {
4316 MainThreadArgs *main_args=(MainThreadArgs *)user_data;
4317 MonoAssembly *assembly;
4318
4319 if (main_args->enable_debugging) {
4320 mono_debug_init (MONO_DEBUG_FORMAT_MONO);
4321 mono_debug_init_1 (main_args->domain);
4322 }
4323
4324 assembly = mono_domain_assembly_open (main_args->domain,
4325 main_args->file);
4326
4327 if (!assembly){
4328 fprintf (stderr, "Can not open image %s\n", main_args->file);
4329 exit (1);
4330 }
4331
4332 if (main_args->enable_debugging)
4333 mono_debug_init_2 (assembly);
4334
4335 #ifdef RUN_TEST
4336 test_load_class (assembly->image);
4337 #else
4338
4339 ves_exec (main_args->domain, assembly, main_args->argc, main_args->argv);
4340 #endif
4341 }
4342
4343 static void
4344 mono_runtime_install_handlers (void)
4345 {
4346 add_signal_handler (SIGSEGV, segv_handler);
4347 add_signal_handler (SIGINT, quit_handler);
4348 add_signal_handler (SIGABRT, abrt_handler);
4349 add_signal_handler (mono_thread_get_abort_signal (), thread_abort_handler);
4350 }
4351
4352 static void
4353 quit_function (MonoDomain *domain, gpointer user_data)
4354 {
4355 mono_profiler_shutdown ();
4356
4357 mono_runtime_cleanup (domain);
4358 mono_domain_free (domain, TRUE);
4359
4360 }
4361
4362 void
4363 mono_interp_cleanup(MonoDomain *domain)
4364 {
4365 quit_function (domain, NULL);
4366 }
4367
4368 int
4369 mono_interp_exec(MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
4370 {
4371 return ves_exec (domain, assembly, argc, argv);
4372 }
4373
4374 MonoDomain *
4375 mono_interp_init(const char *file)
4376 {
4377 MonoDomain *domain;
4378
4379 g_set_prgname (file);
4380 mono_set_rootdir ();
4381
4382 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
4383 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
4384
4385 if (!g_thread_supported ())
4386 g_thread_init (NULL);
4387
4388 thread_context_id = TlsAlloc ();
4389 TlsSetValue (thread_context_id, NULL);
4390 InitializeCriticalSection (&runtime_method_lookup_section);
4391 InitializeCriticalSection (&create_method_pointer_mutex);
4392
4393 mono_runtime_install_handlers ();
4394 mono_interp_transform_init ();
4395 mono_install_compile_method (mono_create_method_pointer);
4396 mono_install_runtime_invoke (interp_mono_runtime_invoke);
4397 mono_install_remoting_trampoline (interp_create_remoting_trampoline);
4398 mono_install_trampoline (interp_create_trampoline);
4399
4400 mono_install_handler (interp_ex_handler);
4401 mono_install_stack_walk (interp_walk_stack);
4402 mono_runtime_install_cleanup (quit_function);
4403 abort_requested = mono_thread_interruption_request_flag ();
4404
4405 domain = mono_init_from_assembly (file, file);
4406 #ifdef __hpux /* generates very big stack frames */
4407 mono_threads_set_default_stacksize(32*1024*1024);
4408 #endif
4409 mono_init_icall ();
4410 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info", ves_icall_get_frame_info);
4411 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace", ves_icall_get_trace);
4412 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers", mono_runtime_install_handlers);
4413 mono_add_internal_call ("System.Delegate::CreateDelegate_internal", ves_icall_System_Delegate_CreateDelegate_internal);
4414
4415 mono_runtime_init (domain, NULL, NULL);
4416
4417 mono_thread_attach (domain);
4418 return domain;
4419 }
4420
4421 int
4422 mono_main (int argc, char *argv [])
4423 {
4424 MonoDomain *domain;
4425 int retval = 0, i;
4426 char *file, *config_file = NULL;
4427 int enable_debugging = FALSE;
4428 MainThreadArgs main_args;
4429 const char *error;
4430
4431 setlocale (LC_ALL, "");
4432 if (argc < 2)
4433 usage ();
4434
4435 MONO_GC_PRE_INIT ();
4436
4437 for (i = 1; i < argc && argv [i][0] == '-'; i++){
4438 if (strcmp (argv [i], "--trace") == 0)
4439 global_tracing = 1;
4440 if (strcmp (argv [i], "--noptr") == 0)
4441 global_no_pointers = 1;
4442 if (strcmp (argv [i], "--traceops") == 0)
4443 global_tracing = 2;
4444 if (strcmp (argv [i], "--traceopt") == 0)
4445 ++mono_interp_traceopt;
4446 if (strcmp (argv [i], "--dieonex") == 0) {
4447 die_on_exception = 1;
4448 enable_debugging = 1;
4449 }
4450 if (strcmp (argv [i], "--print-vtable") == 0)
4451 mono_print_vtable = TRUE;
4452 if (strcmp (argv [i], "--profile") == 0)
4453 mono_profiler_load (NULL);
4454 if (strcmp (argv [i], "--config") == 0)
4455 config_file = argv [++i];
4456 if (strcmp (argv [i], "--workers") == 0) {
4457 mono_max_worker_threads = atoi (argv [++i]);
4458 if (mono_max_worker_threads < 1)
4459 mono_max_worker_threads = 1;
4460 }
4461 if (strcmp (argv [i], "--help") == 0)
4462 usage ();
4463 #if DEBUG_INTERP
4464 if (strcmp (argv [i], "--debug") == 0) {
4465 MonoMethodDesc *desc = mono_method_desc_new (argv [++i], FALSE);
4466 if (!desc)
4467 g_error ("Invalid method name '%s'", argv [i]);
4468 db_methods = g_list_append (db_methods, desc);
4469 }
4470 if (strcmp (argv [i], "--nested") == 0)
4471 nested_trace = 1;
4472 #endif
4473 }
4474
4475 file = argv [i];
4476
4477 if (!file)
4478 usage ();
4479
4480 domain = mono_interp_init(file);
4481 mono_config_parse (config_file);
4482
4483 error = mono_check_corlib_version ();
4484 if (error) {
4485 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
4486 fprintf (stderr, "Download a newer corlib at http://www.go-mono.com/daily.\n");
4487 exit (1);
4488 }
4489
4490 main_args.domain=domain;
4491 main_args.file=file;
4492 main_args.argc=argc-i;
4493 main_args.argv=argv+i;
4494 main_args.enable_debugging=enable_debugging;
4495
4496 mono_runtime_exec_managed_code (domain, main_thread_handler,
4497 &main_args);
4498
4499 quit_function (domain, NULL);
4500
4501 /* Get the return value from System.Environment.ExitCode */
4502 retval=mono_environment_exitcode_get ();
4503
4504 #if COUNT_OPS
4505 for (i = 0; i < 512; i++)
4506 if (opcode_counts[i] != 0)
4507 printf("%s %d\n", mono_interp_opname[i], opcode_counts[i]);
4508 #endif
4509 return retval;
4510 }
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