3 * File name: ir/ir/irvrfy.c
4 * Purpose: Check irnodes for correctness.
5 * Author: Christian Schaefer
6 * Modified by: Goetz Lindenmaier. Till Riedel. Michael Beck.
9 * Copyright: (c) 1998-2003 Universität Karlsruhe
10 * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
19 #include "irgraph_t.h"
29 /** if this flag is set, verify entity types in Load & Store nodes */
30 static int vrfy_entities = 0;
32 const char *firm_vrfy_failure_msg;
34 /* enable verification of Load/Store entities */
35 void vrfy_enable_entity_tests(int enable) {
36 vrfy_entities = enable;
40 * little helper for NULL modes
42 static const char *get_mode_name_ex(ir_mode *mode) {
45 return get_mode_name(mode);
48 /** the last IRG, on which a verify error was found */
49 static ir_graph *last_irg_error = NULL;
52 * print the name of the entity of an verification failure
54 static void show_entity_failure(ir_node *node)
56 ir_graph *irg = get_irn_irg(node);
58 if (last_irg_error == irg)
63 if (irg == get_const_code_irg()) {
64 fprintf(stderr, "\nFIRM: irn_vrfy_irg() <of CONST_CODE_IRG> failed\n");
67 entity *ent = get_irg_entity(irg);
70 ir_type *ent_type = get_entity_owner(ent);
73 if (ent_type == get_glob_type())
74 fprintf(stderr, "\nFIRM: irn_vrfy_irg() %s failed\n", get_entity_name(ent));
76 fprintf(stderr, "\nFIRM: irn_vrfy_irg() %s::%s failed\n", get_type_name(ent_type), get_entity_name(ent));
79 fprintf(stderr, "\nFIRM: irn_vrfy_irg() <NULL>::%s failed\n", get_entity_name(ent));
83 fprintf(stderr, "\nFIRM: irn_vrfy_irg() <IRG %p> failed\n", (void *)irg);
89 * Prints a failure for a Node
91 static void show_node_failure(ir_node *n)
93 show_entity_failure(n);
94 fprintf(stderr, " node %ld %s%s\n" ,
96 get_irn_opname(n), get_irn_modename(n)
101 * Prints a failure message for a binop
103 static void show_binop_failure(ir_node *n, const char *text)
105 ir_node *left = get_binop_left(n);
106 ir_node *right = get_binop_right(n);
108 show_entity_failure(n);
109 fprintf(stderr, " node %ld %s%s(%s%s, %s%s) did not match (%s)\n",
111 get_irn_opname(n), get_irn_modename(n),
112 get_irn_opname(left), get_irn_modename(left),
113 get_irn_opname(right), get_irn_modename(right),
118 * Prints a failure message for an unop
120 static void show_unop_failure(ir_node *n, const char *text)
122 ir_node *op = get_unop_op(n);
124 show_entity_failure(n);
125 fprintf(stderr, " node %ld %s%s(%s%s) did not match (%s)\n",
127 get_irn_opname(n), get_irn_modename(n),
128 get_irn_opname(op), get_irn_modename(op),
133 * Prints a failure message for an op with 3 operands
135 static void show_triop_failure(ir_node *n, const char *text)
137 ir_node *op0 = get_irn_n(n, 0);
138 ir_node *op1 = get_irn_n(n, 1);
139 ir_node *op2 = get_irn_n(n, 2);
141 show_entity_failure(n);
142 fprintf(stderr, " of node %ld %s%s(%s%s, %s%s, %s%s) did not match (%s)\n",
144 get_irn_opname(n), get_irn_modename(n),
145 get_irn_opname(op0), get_irn_modename(op0),
146 get_irn_opname(op1), get_irn_modename(op1),
147 get_irn_opname(op2), get_irn_modename(op2),
152 * Prints a failure message for a proj
154 static void show_proj_failure(ir_node *n)
156 ir_node *op = get_Proj_pred(n);
157 int proj = get_Proj_proj(n);
159 show_entity_failure(n);
160 fprintf(stderr, " node %ld %s%s %d(%s%s) failed\n" ,
162 get_irn_opname(n), get_irn_modename(n), proj,
163 get_irn_opname(op), get_irn_modename(op));
167 * Prints a failure message for a proj from Start
169 static void show_proj_mode_failure(ir_node *n, ir_type *ty)
171 long proj = get_Proj_proj(n);
172 ir_mode *m = get_type_mode(ty);
174 show_entity_failure(n);
175 fprintf(stderr, " Proj %ld mode %s proj %ld (type %s mode %s) failed\n" ,
180 get_mode_name_ex(m));
184 * Prints a failure message for a proj
186 static void show_proj_failure_ent(ir_node *n, entity *ent)
188 ir_node *op = get_Proj_pred(n);
189 int proj = get_Proj_proj(n);
190 ir_mode *m = get_type_mode(get_entity_type(ent));
192 show_entity_failure(n);
193 fprintf(stderr, " node %ld %s%s %d(%s%s) entity %s(type %s mode %s)failed\n" ,
195 get_irn_opname(n), get_irn_modename(n), proj,
196 get_irn_opname(op), get_irn_modename(op),
197 get_entity_name(ent), get_type_name(get_entity_type(ent)),
198 get_mode_name_ex(m));
202 * Show a node and a graph
204 static void show_node_on_graph(ir_graph *irg, ir_node *n)
206 ir_fprintf(stderr, "\nFIRM: irn_vrfy_irg() of %+F, node %+F\n", irg, n);
210 * Show call parameters
212 static void show_call_param(ir_node *n, ir_type *mt)
216 show_entity_failure(n);
217 fprintf(stderr, " Call type-check failed: %s(", get_type_name(mt));
218 for (i = 0; i < get_method_n_params(mt); ++i) {
219 fprintf(stderr, "%s ", get_mode_name_ex(get_type_mode(get_method_param_type(mt, i))));
221 fprintf(stderr, ") != CALL(");
223 for (i = 0; i < get_Call_n_params(n); ++i) {
224 fprintf(stderr, "%s ", get_mode_name_ex(get_irn_mode(get_Call_param(n, i))));
226 fprintf(stderr, ")\n");
233 static void show_return_modes(ir_graph *irg, ir_node *n, ir_type *mt, int i)
235 entity *ent = get_irg_entity(irg);
237 show_entity_failure(n);
238 fprintf(stderr, " Return node %ld in entity \"%s\" mode %s different from type mode %s\n",
239 get_irn_node_nr(n), get_entity_name(ent),
240 get_mode_name_ex(get_irn_mode(get_Return_res(n, i))),
241 get_mode_name_ex(get_type_mode(get_method_res_type(mt, i)))
246 * Show return number of results
248 static void show_return_nres(ir_graph *irg, ir_node *n, ir_type *mt)
250 entity *ent = get_irg_entity(irg);
252 show_entity_failure(n);
253 fprintf(stderr, " Return node %ld in entity \"%s\" has %d results different from type %d\n",
254 get_irn_node_nr(n), get_entity_name(ent),
255 get_Return_n_ress(n), get_method_n_ress(mt));
261 static void show_phi_failure(ir_node *phi, ir_node *pred, int pos)
263 show_entity_failure(phi);
264 fprintf(stderr, " Phi node %ld has mode %s different from predeccessor node %ld mode %s\n",
265 get_irn_node_nr(phi), get_mode_name_ex(get_irn_mode(phi)),
266 get_irn_node_nr(pred), get_mode_name_ex(get_irn_mode(pred)));
272 static void show_phi_inputs(ir_node *phi, ir_node *block)
274 show_entity_failure(phi);
275 fprintf(stderr, " Phi node %ld has %d inputs, its Block %ld has %d\n",
276 get_irn_node_nr(phi), get_irn_arity(phi),
277 get_irn_node_nr(block), get_irn_arity(block));
280 /** If the address is Sel or SymConst, return the entity. */
281 static entity *get_ptr_entity(ir_node *ptr) {
282 if (get_irn_op(ptr) == op_Sel) {
283 return get_Sel_entity(ptr);
284 } else if ((get_irn_op(ptr) == op_SymConst) && (get_SymConst_kind(ptr) == symconst_addr_ent)) {
285 return get_SymConst_entity(ptr);
291 * verify a Proj(Start) node
293 static int verify_node_Proj_Start(ir_node *n, ir_node *p) {
294 ir_mode *mode = get_irn_mode(p);
295 long proj = get_Proj_proj(p);
299 (proj == pn_Start_X_initial_exec && mode == mode_X) ||
300 (proj == pn_Start_M && mode == mode_M) ||
301 (proj == pn_Start_P_frame_base && mode_is_reference(mode)) ||
302 (proj == pn_Start_P_globals && mode_is_reference(mode)) ||
303 (proj == pn_Start_T_args && mode == mode_T) ||
304 (proj == pn_Start_P_value_arg_base && mode_is_reference(mode)) ||
305 (proj == pn_Start_P_value_arg_base && mode == mode_T) /* FIXME: only one of those */
307 "wrong Proj from Start", 0,
308 show_proj_failure(p);
314 * verify a Proj(Cond) node
316 static int verify_node_Proj_Cond(ir_node *pred, ir_node *p) {
317 ir_mode *mode = get_irn_mode(p);
318 long proj = get_Proj_proj(p);
322 (proj >= 0 && mode == mode_X && get_irn_mode(get_Cond_selector(pred)) == mode_b) || /* compare */
323 (mode == mode_X && mode_is_int(get_irn_mode(get_Cond_selector(pred)))) || /* switch */
324 is_Bad(get_Cond_selector(pred)) /* rare */
326 "wrong Proj from Cond", 0,
327 show_proj_failure(p);
333 * verify a Proj(Raise) node
335 static int verify_node_Proj_Raise(ir_node *n, ir_node *p) {
336 ir_mode *mode = get_irn_mode(p);
337 long proj = get_Proj_proj(p);
340 ((proj == pn_Raise_X && mode == mode_X) || (proj == pn_Raise_M && mode == mode_M)),
341 "wrong Proj from Raise", 0,
342 show_proj_failure(p);
348 * verify a Proj(InstOf) node
350 static int verify_node_Proj_InstOf(ir_node *n, ir_node *p) {
351 ir_mode *mode = get_irn_mode(p);
352 long proj = get_Proj_proj(p);
355 (proj >= 0 && mode == mode_X),
356 "wrong Proj from InstOf", 0,
357 show_proj_failure(p);
363 * verify a Proj(Call) node
365 static int verify_node_Proj_Call(ir_node *n, ir_node *p) {
366 ir_mode *mode = get_irn_mode(p);
367 long proj = get_Proj_proj(p);
370 ((proj == pn_Call_M_regular && mode == mode_M) ||
371 (proj == pn_Call_X_except && mode == mode_X) ||
372 (proj == pn_Call_T_result && mode == mode_T) ||
373 (proj == pn_Call_M_except && mode == mode_M) ||
374 (proj == pn_Call_P_value_res_base && mode == mode_P)),
375 "wrong Proj from Call", 0,
376 show_proj_failure(p);
378 if (proj == pn_Call_X_except)
380 get_irn_op(get_Call_mem(n)) != op_NoMem,
381 "Exception Proj from FunctionCall", 0);
382 else if (proj == pn_Call_M_regular || proj == pn_Call_M_except)
384 (get_irn_op(get_Call_mem(n)) != op_NoMem || 1),
385 "Memory Proj from FunctionCall", 0);
390 * verify a Proj(Quot) node
392 static int verify_node_Proj_Quot(ir_node *n, ir_node *p) {
393 ir_mode *mode = get_irn_mode(p);
394 long proj = get_Proj_proj(p);
397 ((proj == pn_Quot_M && mode == mode_M) ||
398 (proj == pn_Quot_X_except && mode == mode_X) ||
399 (proj == pn_Quot_res && mode_is_float(mode))),
400 "wrong Proj from Quot", 0,
401 show_proj_failure(p);
403 if (proj == pn_Quot_X_except)
405 get_irn_pinned(n) == op_pin_state_pinned,
406 "Exception Proj from unpinned Quot", 0);
407 else if (proj == pn_Quot_M)
409 get_irn_pinned(n) == op_pin_state_pinned,
410 "Memory Proj from unpinned Quot", 0);
415 * verify a Proj(DivMod) node
417 static int verify_node_Proj_DivMod(ir_node *n, ir_node *p) {
418 ir_mode *mode = get_irn_mode(p);
419 long proj = get_Proj_proj(p);
422 ((proj == pn_DivMod_M && mode == mode_M) ||
423 (proj == pn_DivMod_X_except && mode == mode_X) ||
424 (proj == pn_DivMod_res_div && mode_is_int(mode)) ||
425 (proj == pn_DivMod_res_mod && mode_is_int(mode))),
426 "wrong Proj from DivMod", 0,
427 show_proj_failure(p);
429 if (proj == pn_DivMod_X_except)
431 get_irn_pinned(n) == op_pin_state_pinned,
432 "Exception Proj from unpinned DivMod", 0);
433 else if (proj == pn_DivMod_M)
435 get_irn_pinned(n) == op_pin_state_pinned,
436 "Memory Proj from unpinned DivMod", 0);
441 * verify a Proj(Div) node
443 static int verify_node_Proj_Div(ir_node *n, ir_node *p) {
444 ir_mode *mode = get_irn_mode(p);
445 long proj = get_Proj_proj(p);
448 ((proj == pn_Div_M && mode == mode_M) ||
449 (proj == pn_Div_X_except && mode == mode_X) ||
450 (proj == pn_Div_res && mode_is_int(mode))),
451 "wrong Proj from Div", 0,
452 show_proj_failure(p);
454 if (proj == pn_Div_X_except)
456 get_irn_pinned(n) == op_pin_state_pinned,
457 "Exception Proj from unpinned Div", 0);
458 else if (proj == pn_Div_M)
460 get_irn_pinned(n) == op_pin_state_pinned,
461 "Memory Proj from unpinned Div", 0);
466 * verify a Proj(Mod) node
468 static int verify_node_Proj_Mod(ir_node *n, ir_node *p) {
469 ir_mode *mode = get_irn_mode(p);
470 long proj = get_Proj_proj(p);
473 ((proj == pn_Mod_M && mode == mode_M) ||
474 (proj == pn_Mod_X_except && mode == mode_X) ||
475 (proj == pn_Mod_res && mode_is_int(mode))),
476 "wrong Proj from Mod", 0,
477 show_proj_failure(p);
479 if (proj == pn_Mod_X_except)
481 get_irn_pinned(n) == op_pin_state_pinned,
482 "Exception Proj from unpinned Mod", 0);
483 else if (proj == pn_Mod_M)
485 get_irn_pinned(n) == op_pin_state_pinned,
486 "Memory Proj from unpinned Div", 0);
491 * verify a Proj(Cmp) node
493 static int verify_node_Proj_Cmp(ir_node *n, ir_node *p) {
494 ir_mode *mode = get_irn_mode(p);
495 long proj = get_Proj_proj(p);
498 (proj >= 0 && proj <= 15 && mode == mode_b),
499 "wrong Proj from Cmp", 0,
500 show_proj_failure(p);
506 * verify a Proj(Load) node
508 static int verify_node_Proj_Load(ir_node *n, ir_node *p) {
509 ir_mode *mode = get_irn_mode(p);
510 long proj = get_Proj_proj(p);
512 if (proj == pn_Load_res) {
513 ir_node *ptr = get_Load_ptr(n);
514 entity *ent = get_ptr_entity(ptr);
516 if (vrfy_entities && ent && get_irg_phase_state(current_ir_graph) == phase_high) {
517 /* do NOT check this for lowered phases, see comment on Store */
519 (mode == get_type_mode(get_entity_type(ent))),
520 "wrong data Proj from Load, entity type_mode failed", 0,
521 show_proj_failure_ent(p, ent);
526 mode_is_data(mode) && mode == get_Load_mode(n),
527 "wrong data Proj from Load", 0,
528 show_proj_failure(p);
534 ((proj == pn_Load_M && mode == mode_M) ||
535 (proj == pn_Load_X_except && mode == mode_X)),
536 "wrong Proj from Load", 0,
537 show_proj_failure(p);
540 if (proj == pn_Load_X_except)
542 get_irn_pinned(n) == op_pin_state_pinned,
543 "Exception Proj from unpinned Load", 0);
548 * verify a Proj(Store) node
550 static int verify_node_Proj_Store(ir_node *n, ir_node *p) {
551 ir_mode *mode = get_irn_mode(p);
552 long proj = get_Proj_proj(p);
555 ((proj == pn_Store_M && mode == mode_M) ||
556 (proj == pn_Store_X_except && mode == mode_X)),
557 "wrong Proj from Store", 0,
558 show_proj_failure(p);
560 if (proj == pn_Store_X_except)
562 get_irn_pinned(n) == op_pin_state_pinned,
563 "Exception Proj from unpinned Store", 0);
568 * verify a Proj(Alloc) node
570 static int verify_node_Proj_Alloc(ir_node *n, ir_node *p) {
571 ir_mode *mode = get_irn_mode(p);
572 long proj = get_Proj_proj(p);
576 (proj == pn_Alloc_M && mode == mode_M) ||
577 (proj == pn_Alloc_X_except /* && mode == mode_X*/) ||
578 (proj == pn_Alloc_res && mode_is_reference(mode))
580 "wrong Proj from Alloc", 0,
581 show_proj_failure(p);
587 * verify a Proj(Proj) node
589 static int verify_node_Proj_Proj(ir_node *pred, ir_node *p) {
590 ir_mode *mode = get_irn_mode(p);
591 long proj = get_Proj_proj(p);
592 long nr = get_Proj_proj(pred);
593 ir_type *mt; /* A method type */
595 pred = skip_Id(get_Proj_pred(pred));
596 ASSERT_AND_RET((get_irn_mode(pred) == mode_T), "Proj from something not a tuple", 0);
598 switch (get_irn_opcode(pred)) {
600 mt = get_entity_type(get_irg_entity(get_irn_irg(pred)));
602 if (nr == pn_Start_T_args) {
604 (proj >= 0 && mode_is_data(mode)),
605 "wrong Proj from Proj from Start", 0);
607 (proj < get_method_n_params(mt)),
608 "More Projs for args than args in type", 0
610 if ((mode_is_reference(mode)) && is_compound_type(get_method_param_type(mt, proj)))
611 /* value argument */ break;
614 (mode == get_type_mode(get_method_param_type(mt, proj))),
615 "Mode of Proj from Start doesn't match mode of param type.", 0,
616 show_proj_mode_failure(p, get_method_param_type(mt, proj));
619 else if (nr == pn_Start_P_value_arg_base) {
621 (proj >= 0 && mode_is_reference(mode)),
622 "wrong Proj from Proj from Start", 0
625 (proj < get_method_n_params(mt)),
626 "More Projs for args than args in type", 0
634 (proj >= 0 && mode_is_data(mode)),
635 "wrong Proj from Proj from Call", 0);
636 mt = get_Call_type(pred);
638 (proj < get_method_n_ress(mt)),
639 "More Projs for results than results in type.", 0);
640 if ((mode_is_reference(mode)) && is_compound_type(get_method_res_type(mt, proj)))
641 /* value result */ break;
644 (mode == get_type_mode(get_method_res_type(mt, proj))),
645 "Mode of Proj from Call doesn't match mode of result type.", 0);
654 /* hmm, optimization did not remove it */
658 ASSERT_AND_RET(0, "Unknown opcode", 0);
664 * verify a Proj(Tuple) node
666 static int verify_node_Proj_Tuple(ir_node *n, ir_node *p) {
672 * verify a Proj(CallBegin) node
674 static int verify_node_Proj_CallBegin(ir_node *n, ir_node *p) {
679 * verify a Proj(EndReg) node
681 static int verify_node_Proj_EndReg(ir_node *n, ir_node *p) {
682 ASSERT_AND_RET((get_irp_ip_view_state() != ip_view_no),
683 "EndReg may only appear if ip view is constructed.", 0);
688 * verify a Proj(EndExcept) node
690 static int verify_node_Proj_EndExcept(ir_node *n, ir_node *p) {
691 ASSERT_AND_RET((get_irp_ip_view_state() != ip_view_no),
692 "EndExcept may only appear if ip view is constructed.", 0);
697 * verify a Proj(CopyB) node
699 static int verify_node_Proj_CopyB(ir_node *n, ir_node *p) {
700 ir_mode *mode = get_irn_mode(p);
701 long proj = get_Proj_proj(p);
704 ((proj == pn_CopyB_M && mode == mode_M) ||
705 (proj == pn_CopyB_X_except && mode == mode_X)),
706 "wrong Proj from CopyB", 0,
707 show_proj_failure(p);
709 if (proj == pn_CopyB_X_except)
711 get_irn_pinned(n) == op_pin_state_pinned,
712 "Exception Proj from unpinned CopyB", 0);
717 * verify a Proj(Bound) node
719 static int verify_node_Proj_Bound(ir_node *n, ir_node *p) {
720 ir_mode *mode = get_irn_mode(p);
721 long proj = get_Proj_proj(p);
724 ((proj == pn_Bound_M && mode == mode_M) ||
725 (proj == pn_Bound_X_except && mode == mode_X) ||
726 (proj == pn_Bound_res && mode == get_irn_mode(get_Bound_index(n)))),
727 "wrong Proj from Bound", 0,
728 show_proj_failure(p);
730 if (proj == pn_Bound_X_except)
732 get_irn_pinned(n) == op_pin_state_pinned,
733 "Exception Proj from unpinned Bound", 0);
741 verify_node_Proj(ir_node *p, ir_graph *irg) {
745 pred = skip_Id(get_Proj_pred(p));
746 ASSERT_AND_RET(get_irn_mode(pred) == mode_T, "mode of a 'projed' node is not Tuple", 0);
748 op = get_irn_op(pred);
750 if (op->ops.verify_proj_node)
751 return op->ops.verify_proj_node(pred, p);
758 * verify a Block node
760 static int verify_node_Block(ir_node *n, ir_graph *irg) {
763 for (i = get_Block_n_cfgpreds(n) - 1; i >= 0; --i) {
764 ir_node *pred = get_Block_cfgpred(n, i);
768 (get_irn_mode(pred) == mode_X)
772 /* End block may only have Return, Raise or fragile ops as preds. */
773 if (n == get_irg_end_block(irg))
774 for (i = get_Block_n_cfgpreds(n) - 1; i >= 0; --i) {
775 ir_node *pred = skip_Proj(get_Block_cfgpred(n, i));
776 if (is_Proj(pred) || get_irn_op(pred) == op_Tuple)
777 break; /* We can not test properly. How many tuples are there? */
778 ASSERT_AND_RET(((get_irn_op(pred) == op_Return) ||
780 (get_irn_op(pred) == op_Raise) ||
781 is_fragile_op(pred) ),
782 "End Block node", 0);
784 /* irg attr must == graph we are in. */
785 if (! get_interprocedural_view()) {
786 ASSERT_AND_RET(((get_irn_irg(n) && get_irn_irg(n) == irg)), "Block node has wrong irg attribute", 0);
792 * verify a Start node
794 static int verify_node_Start(ir_node *n, ir_graph *irg) {
795 ir_mode *mymode = get_irn_mode(n);
798 /* Start: BB --> X x M x ref x data1 x ... x datan x ref */
799 mymode == mode_T, "Start node", 0
807 static int verify_node_Jmp(ir_node *n, ir_graph *irg) {
808 ir_mode *mymode = get_irn_mode(n);
812 mymode == mode_X, "Jmp node", 0
818 * verify an IJmp node
820 static int verify_node_IJmp(ir_node *n, ir_graph *irg) {
821 ir_mode *mymode = get_irn_mode(n);
822 ir_mode *op1mode = get_irn_mode(get_IJmp_target(n));
825 /* IJmp: BB x ref --> X */
826 mymode == mode_X && mode_is_reference(op1mode), "IJmp node", 0
832 * verify a Break node
834 static int verify_node_Break(ir_node *n, ir_graph *irg) {
835 ir_mode *mymode = get_irn_mode(n);
837 ASSERT_AND_RET((get_irp_ip_view_state() != ip_view_no),
838 "Break may only appear if ip view is constructed.", 0);
841 mymode == mode_X, "Break node", 0
849 static int verify_node_Cond(ir_node *n, ir_graph *irg) {
850 ir_mode *mymode = get_irn_mode(n);
851 ir_mode *op1mode = get_irn_mode(get_Cond_selector(n));
854 /* Cond: BB x b --> X x X */
855 (op1mode == mode_b ||
856 /* Cond: BB x int --> X^n */
857 mode_is_int(op1mode) ), "Cond node", 0
859 ASSERT_AND_RET(mymode == mode_T, "Cond mode is not a tuple", 0);
865 * verify a Return node
867 static int verify_node_Return(ir_node *n, ir_graph *irg) {
869 ir_mode *mymode = get_irn_mode(n);
870 ir_mode *mem_mode = get_irn_mode(get_Return_mem(n));
873 /* Return: BB x M x data1 x ... x datan --> X */
875 ASSERT_AND_RET( mem_mode == mode_M, "Return node", 0 ); /* operand M */
877 for (i = get_Return_n_ress(n) - 1; i >= 0; --i) {
878 ASSERT_AND_RET( mode_is_data(get_irn_mode(get_Return_res(n, i))), "Return node", 0 ); /* operand datai */
880 ASSERT_AND_RET( mymode == mode_X, "Result X", 0 ); /* result X */
881 /* Compare returned results with result types of method type */
882 mt = get_entity_type(get_irg_entity(irg));
883 ASSERT_AND_RET_DBG( get_Return_n_ress(n) == get_method_n_ress(mt),
884 "Number of results for Return doesn't match number of results in type.", 0,
885 show_return_nres(irg, n, mt););
886 for (i = get_Return_n_ress(n) - 1; i >= 0; --i) {
887 ir_type *res_type = get_method_res_type(mt, i);
889 if (is_atomic_type(res_type)) {
891 get_irn_mode(get_Return_res(n, i)) == get_type_mode(res_type),
892 "Mode of result for Return doesn't match mode of result type.", 0,
893 show_return_modes(irg, n, mt, i);
898 mode_is_reference(get_irn_mode(get_Return_res(n, i))),
899 "Mode of result for Return doesn't match mode of result type.", 0,
900 show_return_modes(irg, n, mt, i);
908 * verify a Raise node
910 static int verify_node_Raise(ir_node *n, ir_graph *irg) {
911 ir_mode *mymode = get_irn_mode(n);
912 ir_mode *op1mode = get_irn_mode(get_Raise_mem(n));
913 ir_mode *op2mode = get_irn_mode(get_Raise_exo_ptr(n));
916 /* Sel: BB x M x ref --> X x M */
917 op1mode == mode_M && mode_is_reference(op2mode) &&
918 mymode == mode_T, "Raise node", 0
924 * verify a Const node
926 static int verify_node_Const(ir_node *n, ir_graph *irg) {
927 ir_mode *mymode = get_irn_mode(n);
930 /* Const: BB --> data */
931 (mode_is_data(mymode) ||
932 mymode == mode_b) /* we want boolean constants for static evaluation */
933 ,"Const node", 0 /* of Cmp. */
939 * verify a SymConst node
941 static int verify_node_SymConst(ir_node *n, ir_graph *irg) {
942 ir_mode *mymode = get_irn_mode(n);
944 if (get_SymConst_kind(n) == symconst_addr_ent) {
945 entity *ent = get_SymConst_entity(n);
946 if (is_Method_type(get_entity_type(ent)) &&
947 get_irn_irg(n) != get_const_code_irg()) {
949 ASSERT_AND_RET((get_entity_peculiarity(ent) != peculiarity_description),
950 "A constant must address an existing method.", 0);
955 /* SymConst: BB --> int*/
956 (mode_is_int(mymode) ||
957 /* SymConst: BB --> ref */
958 mode_is_reference(mymode))
959 ,"SymConst node", 0);
966 static int verify_node_Sel(ir_node *n, ir_graph *irg) {
968 ir_mode *mymode = get_irn_mode(n);
969 ir_mode *op1mode = get_irn_mode(get_Sel_mem(n));
970 ir_mode *op2mode = get_irn_mode(get_Sel_ptr(n));
974 /* Sel: BB x M x ref x int^n --> ref */
975 (op1mode == mode_M && op2mode == mymode && mode_is_reference(mymode)),
976 "Sel node", 0, show_node_failure(n)
979 for (i = get_Sel_n_indexs(n) - 1; i >= 0; --i) {
980 ASSERT_AND_RET_DBG(mode_is_int(get_irn_mode(get_Sel_index(n, i))), "Sel node", 0, show_node_failure(n));
982 ent = get_Sel_entity(n);
983 ASSERT_AND_RET_DBG(ent, "Sel node with empty entity", 0, show_node_failure(n));
988 * verify an InstOf node
990 static int verify_node_InstOf(ir_node *n, ir_graph *irg) {
991 ir_mode *mymode = get_irn_mode(n);
992 ir_mode *op1mode = get_irn_mode(get_InstOf_obj(n));
994 ASSERT_AND_RET(mode_T == mymode, "mode of Instof is not a tuple", 0);
995 ASSERT_AND_RET(mode_is_data(op1mode), "Instof not on data", 0);
1000 * verify a Call node
1002 static int verify_node_Call(ir_node *n, ir_graph *irg) {
1003 ir_mode *mymode = get_irn_mode(n);
1004 ir_mode *op1mode = get_irn_mode(get_Call_mem(n));
1005 ir_mode *op2mode = get_irn_mode(get_Call_ptr(n));
1009 /* Call: BB x M x ref x data1 x ... x datan
1010 --> M x datan+1 x ... x data n+m */
1011 ASSERT_AND_RET( op1mode == mode_M && mode_is_reference(op2mode), "Call node", 0 ); /* operand M x ref */
1013 /* NoMem nodes are only allowed as memory input if the Call is NOT pinned */
1015 (get_irn_op(get_Call_mem(n)) == op_NoMem) ||
1016 (get_irn_op(get_Call_mem(n)) != op_NoMem && get_irn_pinned(n) == op_pin_state_pinned),
1017 "Call node with wrong memory input", 0 );
1019 mt = get_Call_type(n);
1020 if(get_unknown_type() == mt) {
1024 for (i = get_Call_n_params(n) - 1; i >= 0; --i) {
1025 ASSERT_AND_RET( mode_is_data(get_irn_mode(get_Call_param(n, i))), "Call node", 0 ); /* operand datai */
1028 ASSERT_AND_RET( mymode == mode_T, "Call result not a tuple", 0 ); /* result T */
1029 /* Compare arguments of node with those of type */
1031 if (get_method_variadicity(mt) == variadicity_variadic) {
1033 get_Call_n_params(n) >= get_method_n_params(mt),
1034 "Number of args for Call doesn't match number of args in variadic type.",
1036 fprintf(stderr, "Call has %d params, method %s type %d\n",
1037 get_Call_n_params(n), get_type_name(mt), get_method_n_params(mt));
1042 get_Call_n_params(n) == get_method_n_params(mt),
1043 "Number of args for Call doesn't match number of args in non variadic type.",
1047 for (i = 0; i < get_method_n_params(mt); i++) {
1048 ir_type *t = get_method_param_type(mt, i);
1050 if (is_atomic_type(t)) {
1052 get_irn_mode(get_Call_param(n, i)) == get_type_mode(t),
1053 "Mode of arg for Call doesn't match mode of arg type.", 0,
1054 show_call_param(n, mt);
1058 /* call with a compound type, mode must be reference */
1060 mode_is_reference(get_irn_mode(get_Call_param(n, i))),
1061 "Mode of arg for Call doesn't match mode of arg type.", 0,
1062 show_call_param(n, mt);
1068 if (Call_has_callees(n)) {
1069 for (i = 0; i < get_Call_n_callees(n); i++) {
1070 ASSERT_AND_RET(is_entity(get_Call_callee(n, i)), "callee array must contain entities.", 0);
1078 * verify an Add node
1080 static int verify_node_Add(ir_node *n, ir_graph *irg) {
1081 ir_mode *mymode = get_irn_mode(n);
1082 ir_mode *op1mode = get_irn_mode(get_Add_left(n));
1083 ir_mode *op2mode = get_irn_mode(get_Add_right(n));
1087 /* common Add: BB x numP x numP --> numP */
1088 (op1mode == mymode && op2mode == op1mode && mode_is_numP(mymode)) ||
1089 /* Pointer Add: BB x ref x int --> ref */
1090 (mode_is_reference(op1mode) && mode_is_int(op2mode) && op1mode == mymode) ||
1091 /* Pointer Add: BB x int x ref --> ref */
1092 (mode_is_int(op1mode) && op2mode == mymode && mode_is_reference(mymode))
1095 show_binop_failure(n, "/* common Add: BB x numP x numP --> numP */ |\n"
1096 "/* Pointer Add: BB x ref x int --> ref */ |\n"
1097 "/* Pointer Add: BB x int x ref --> ref */");
1105 static int verify_node_Sub(ir_node *n, ir_graph *irg) {
1106 ir_mode *mymode = get_irn_mode(n);
1107 ir_mode *op1mode = get_irn_mode(get_Sub_left(n));
1108 ir_mode *op2mode = get_irn_mode(get_Sub_right(n));
1111 /* common Sub: BB x numP x numP --> numP */
1112 ((mymode ==op1mode && mymode == op2mode && mode_is_numP(op1mode)) ||
1113 /* Pointer Sub: BB x ref x int --> ref */
1114 (op1mode == mymode && mode_is_int(op2mode) && mode_is_reference(mymode)) ||
1115 /* Pointer Sub: BB x int x ref --> ref */
1116 (mode_is_int(op1mode) && op2mode == mymode && mode_is_reference(mymode)) ||
1117 /* Pointer Sub: BB x ref x ref --> int */
1118 (op1mode == op2mode && mode_is_reference(op2mode) && mode_is_int(mymode))),
1120 show_binop_failure(n, "/* common Sub: BB x numP x numP --> numP */ |\n"
1121 "/* Pointer Sub: BB x ref x int --> ref */ |\n"
1122 "/* Pointer Sub: BB x int x ref --> ref */ |\n"
1123 "/* Pointer Sub: BB x ref x ref --> int */" );
1129 * verify a Minus node
1131 static int verify_node_Minus(ir_node *n, ir_graph *irg) {
1132 ir_mode *mymode = get_irn_mode(n);
1133 ir_mode *op1mode = get_irn_mode(get_Minus_op(n));
1136 /* Minus: BB x num --> num */
1137 op1mode == mymode && mode_is_num(op1mode), "Minus node", 0,
1138 show_unop_failure(n , "/* Minus: BB x num --> num */");
1146 static int verify_node_Mul(ir_node *n, ir_graph *irg) {
1147 ir_mode *mymode = get_irn_mode(n);
1148 ir_mode *op1mode = get_irn_mode(get_Mul_left(n));
1149 ir_mode *op2mode = get_irn_mode(get_Mul_right(n));
1152 /* Mul: BB x int1 x int1 --> int2 */
1153 ((mode_is_int(op1mode) && op2mode == op1mode && mode_is_int(mymode)) ||
1154 /* Mul: BB x float x float --> float */
1155 (mode_is_float(op1mode) && op2mode == op1mode && mymode == op1mode)),
1157 show_binop_failure(n, "/* Mul: BB x int1 x int1 --> int2 */ |\n"
1158 "/* Mul: BB x float x float --> float */");
1164 * verify a Quot node
1166 static int verify_node_Quot(ir_node *n, ir_graph *irg) {
1167 ir_mode *mymode = get_irn_mode(n);
1168 ir_mode *op1mode = get_irn_mode(get_Quot_mem(n));
1169 ir_mode *op2mode = get_irn_mode(get_Quot_left(n));
1170 ir_mode *op3mode = get_irn_mode(get_Quot_right(n));
1173 /* Quot: BB x M x float x float --> M x X x float */
1174 op1mode == mode_M && op2mode == op3mode &&
1175 get_mode_sort(op2mode) == irms_float_number &&
1178 show_binop_failure(n, "/* Quot: BB x M x float x float --> M x X x float */");
1184 * verify a DivMod node
1186 static int verify_node_DivMod(ir_node *n, ir_graph *irg) {
1187 ir_mode *mymode = get_irn_mode(n);
1188 ir_mode *op1mode = get_irn_mode(get_DivMod_mem(n));
1189 ir_mode *op2mode = get_irn_mode(get_DivMod_left(n));
1190 ir_mode *op3mode = get_irn_mode(get_DivMod_right(n));
1193 /* DivMod: BB x M x int x int --> M x X x int x int */
1194 op1mode == mode_M &&
1195 mode_is_int(op2mode) &&
1196 op3mode == op2mode &&
1206 static int verify_node_Div(ir_node *n, ir_graph *irg) {
1207 ir_mode *mymode = get_irn_mode(n);
1208 ir_mode *op1mode = get_irn_mode(get_Div_mem(n));
1209 ir_mode *op2mode = get_irn_mode(get_Div_left(n));
1210 ir_mode *op3mode = get_irn_mode(get_Div_right(n));
1213 /* Div: BB x M x int x int --> M x X x int */
1214 op1mode == mode_M &&
1215 op2mode == op3mode &&
1216 mode_is_int(op2mode) &&
1226 static int verify_node_Mod(ir_node *n, ir_graph *irg) {
1227 ir_mode *mymode = get_irn_mode(n);
1228 ir_mode *op1mode = get_irn_mode(get_Mod_mem(n));
1229 ir_mode *op2mode = get_irn_mode(get_Mod_left(n));
1230 ir_mode *op3mode = get_irn_mode(get_Mod_right(n));
1233 /* Mod: BB x M x int x int --> M x X x int */
1234 op1mode == mode_M &&
1235 op2mode == op3mode &&
1236 mode_is_int(op2mode) &&
1244 * verify an Abs node
1246 static int verify_node_Abs(ir_node *n, ir_graph *irg) {
1247 ir_mode *mymode = get_irn_mode(n);
1248 ir_mode *op1mode = get_irn_mode(get_Abs_op(n));
1251 /* Abs: BB x num --> num */
1252 op1mode == mymode &&
1253 mode_is_num (op1mode),
1255 show_unop_failure(n, "/* Abs: BB x num --> num */");
1261 * verify a logical And, Or, Eor node
1263 static int verify_node_Logic(ir_node *n, ir_graph *irg) {
1264 ir_mode *mymode = get_irn_mode(n);
1265 ir_mode *op1mode = get_irn_mode(get_binop_left(n));
1266 ir_mode *op2mode = get_irn_mode(get_binop_right(n));
1269 /* And or Or or Eor: BB x int x int --> int */
1270 mode_is_int(mymode) &&
1271 op2mode == op1mode &&
1273 "And, Or or Eor node", 0,
1274 show_binop_failure(n, "/* And or Or or Eor: BB x int x int --> int */");
1279 #define verify_node_And verify_node_Logic
1280 #define verify_node_Or verify_node_Logic
1281 #define verify_node_Eor verify_node_Logic
1286 static int verify_node_Not(ir_node *n, ir_graph *irg) {
1287 ir_mode *mymode = get_irn_mode(n);
1288 ir_mode *op1mode = get_irn_mode(get_Not_op(n));
1291 /* Not: BB x int --> int */
1292 mode_is_int(mymode) &&
1295 show_unop_failure(n, "/* Not: BB x int --> int */");
1303 static int verify_node_Cmp(ir_node *n, ir_graph *irg) {
1304 ir_mode *mymode = get_irn_mode(n);
1305 ir_mode *op1mode = get_irn_mode(get_Cmp_left(n));
1306 ir_mode *op2mode = get_irn_mode(get_Cmp_right(n));
1309 /* Cmp: BB x datab x datab --> b16 */
1310 mode_is_data (op1mode) &&
1311 op2mode == op1mode &&
1314 show_binop_failure(n, "/* Cmp: BB x datab x datab --> b16 */");
1320 * verify a Shift node
1322 static int verify_node_Shift(ir_node *n, ir_graph *irg) {
1323 ir_mode *mymode = get_irn_mode(n);
1324 ir_mode *op1mode = get_irn_mode(get_binop_left(n));
1325 ir_mode *op2mode = get_irn_mode(get_binop_right(n));
1328 /* Shl, Shr or Shrs: BB x int x int_u --> int */
1329 mode_is_int(op1mode) &&
1330 mode_is_int(op2mode) &&
1331 !mode_is_signed(op2mode) &&
1333 "Shl, Shr or Shrs node", 0,
1334 show_binop_failure(n, "/* Shl, Shr or Shrs: BB x int x int_u --> int */");
1339 #define verify_node_Shl verify_node_Shift
1340 #define verify_node_Shr verify_node_Shift
1341 #define verify_node_Shrs verify_node_Shift
1346 static int verify_node_Rot(ir_node *n, ir_graph *irg) {
1347 ir_mode *mymode = get_irn_mode(n);
1348 ir_mode *op1mode = get_irn_mode(get_Rot_left(n));
1349 ir_mode *op2mode = get_irn_mode(get_Rot_right(n));
1352 /* Rot: BB x int x int --> int */
1353 mode_is_int(op1mode) &&
1354 mode_is_int(op2mode) &&
1357 show_binop_failure(n, "/* Rot: BB x int x int --> int */");
1363 * verify a Conv node
1365 static int verify_node_Conv(ir_node *n, ir_graph *irg) {
1366 ir_mode *mymode = get_irn_mode(n);
1367 ir_mode *op1mode = get_irn_mode(get_Conv_op(n));
1370 /* Conv: BB x datab1 --> datab2 */
1371 mode_is_datab(op1mode) && mode_is_data(mymode),
1373 show_unop_failure(n, "/* Conv: BB x datab1 --> datab2 */");
1379 * verify a Cast node
1381 static int verify_node_Cast(ir_node *n, ir_graph *irg) {
1382 ir_mode *mymode = get_irn_mode(n);
1383 ir_mode *op1mode = get_irn_mode(get_Cast_op(n));
1386 /* Conv: BB x datab1 --> datab2 */
1387 mode_is_data(op1mode) && op1mode == mymode,
1389 show_unop_failure(n, "/* Conv: BB x datab1 --> datab2 */");
1397 static int verify_node_Phi(ir_node *n, ir_graph *irg) {
1398 ir_mode *mymode = get_irn_mode(n);
1399 ir_node *block = get_nodes_block(n);
1402 if (! is_Bad(block) && get_irg_phase_state(get_irn_irg(n)) != phase_building) {
1403 /* a Phi node MUST have the same number of inputs as its block */
1405 get_irn_arity(n) == get_irn_arity(block),
1406 "wrong number of inputs in Phi node", 0,
1407 show_phi_inputs(n, block);
1411 /* Phi: BB x dataM^n --> dataM */
1412 for (i = get_irn_arity(n) - 1; i >= 0; --i) {
1413 ir_node *pred = get_irn_n(n, i);
1414 if (!is_Bad(pred) && (get_irn_op(pred) != op_Unknown))
1416 get_irn_mode(pred) == mymode,
1418 show_phi_failure(n, pred, i);
1421 ASSERT_AND_RET( mode_is_dataM(mymode), "Phi node", 0 );
1426 * verify a Filter node
1428 static int verify_node_Filter(ir_node *n, ir_graph *irg) {
1429 ASSERT_AND_RET((get_irp_ip_view_state() != ip_view_no),
1430 "Filter may only appear if ip view is constructed.", 0);
1431 /* We should further do tests as for Proj and Phi. */
1436 * verify a Load node
1438 static int verify_node_Load(ir_node *n, ir_graph *irg) {
1439 ir_mode *mymode = get_irn_mode(n);
1440 ir_mode *op1mode = get_irn_mode(get_Load_mem(n));
1441 ir_mode *op2mode = get_irn_mode(get_Load_ptr(n));
1444 /* Load: BB x M x ref --> M x X x data */
1445 op1mode == mode_M && mode_is_reference(op2mode),
1448 ASSERT_AND_RET( mymode == mode_T, "Load node", 0 );
1451 * jack's gen_add_firm_code:simpleSel seems to build Load (Load
1452 * (Proj (Proj))) sometimes ...
1454 * interprete.c:ai_eval seems to assume that this happens, too
1456 * obset.c:get_abstval_any can't deal with this if the load has
1460 entity *ent = hunt_for_entity (get_Load_ptr (n), n);
1461 assert ((NULL != ent) || (mymode != mode_T));
1469 * verify a Store node
1471 static int verify_node_Store(ir_node *n, ir_graph *irg) {
1474 ir_mode *mymode = get_irn_mode(n);
1475 ir_mode *op1mode = get_irn_mode(get_Store_mem(n));
1476 ir_mode *op2mode = get_irn_mode(get_Store_ptr(n));
1477 ir_mode *op3mode = get_irn_mode(get_Store_value(n));
1480 /* Store: BB x M x ref x data --> M x X */
1481 op1mode == mode_M && mode_is_reference(op2mode) && mode_is_data(op3mode),
1484 ASSERT_AND_RET(mymode == mode_T, "Store node", 0);
1486 target = get_ptr_entity(get_Store_ptr(n));
1487 if (vrfy_entities && target && get_irg_phase_state(current_ir_graph) == phase_high) {
1489 * If lowered code, any Sels that add 0 may be removed, causing
1490 * an direct access to entities of array or compound type.
1491 * Prevent this by checking the phase.
1493 ASSERT_AND_RET( op3mode == get_type_mode(get_entity_type(target)),
1501 * verify an Alloc node
1503 static int verify_node_Alloc(ir_node *n, ir_graph *irg) {
1504 ir_mode *mymode = get_irn_mode(n);
1505 ir_mode *op1mode = get_irn_mode(get_Alloc_mem(n));
1506 ir_mode *op2mode = get_irn_mode(get_Alloc_size(n));
1509 /* Alloc: BB x M x int_u --> M x X x ref */
1510 op1mode == mode_M &&
1511 mode_is_int(op2mode) &&
1512 !mode_is_signed(op2mode) &&
1515 show_binop_failure(n, "/* Alloc: BB x M x int_u --> M x X x ref */");
1521 * verify a Free node
1523 static int verify_node_Free(ir_node *n, ir_graph *irg) {
1524 ir_mode *mymode = get_irn_mode(n);
1525 ir_mode *op1mode = get_irn_mode(get_Free_mem(n));
1526 ir_mode *op2mode = get_irn_mode(get_Free_ptr(n));
1527 ir_mode *op3mode = get_irn_mode(get_Free_size(n));
1530 /* Free: BB x M x ref x int_u --> M */
1531 op1mode == mode_M && mode_is_reference(op2mode) &&
1532 mode_is_int(op3mode) &&
1533 !mode_is_signed(op3mode) &&
1536 show_triop_failure(n, "/* Free: BB x M x ref x int_u --> M */");
1542 * verify a Sync node
1544 static int verify_node_Sync(ir_node *n, ir_graph *irg) {
1546 ir_mode *mymode = get_irn_mode(n);
1548 /* Sync: BB x M^n --> M */
1549 for (i = get_Sync_n_preds(n) - 1; i >= 0; --i) {
1550 ASSERT_AND_RET( get_irn_mode(get_Sync_pred(n, i)) == mode_M, "Sync node", 0 );
1552 ASSERT_AND_RET( mymode == mode_M, "Sync node", 0 );
1557 * verify a Confirm node
1559 static int verify_node_Confirm(ir_node *n, ir_graph *irg) {
1560 ir_mode *mymode = get_irn_mode(n);
1561 ir_mode *op1mode = get_irn_mode(get_Confirm_value(n));
1562 ir_mode *op2mode = get_irn_mode(get_Confirm_bound(n));
1565 /* Confirm: BB x T x T --> T */
1566 op1mode == mymode &&
1569 show_binop_failure(n, "/* Confirm: BB x T x T --> T */");
1577 static int verify_node_Mux(ir_node *n, ir_graph *irg) {
1578 ir_mode *mymode = get_irn_mode(n);
1579 ir_mode *op1mode = get_irn_mode(get_Mux_sel(n));
1580 ir_mode *op2mode = get_irn_mode(get_Mux_true(n));
1581 ir_mode *op3mode = get_irn_mode(get_Mux_false(n));
1584 /* Mux: BB x b x numP x numP --> numP */
1585 op1mode == mode_b &&
1586 op2mode == mymode &&
1587 op3mode == mymode &&
1588 mode_is_numP(mymode),
1595 * verify a CopyB node
1597 static int verify_node_CopyB(ir_node *n, ir_graph *irg) {
1598 ir_mode *mymode = get_irn_mode(n);
1599 ir_mode *op1mode = get_irn_mode(get_CopyB_mem(n));
1600 ir_mode *op2mode = get_irn_mode(get_CopyB_dst(n));
1601 ir_mode *op3mode = get_irn_mode(get_CopyB_src(n));
1602 ir_type *t = get_CopyB_type(n);
1604 /* CopyB: BB x M x ref x ref --> M x X */
1607 op1mode == mode_M &&
1608 mode_is_reference(op2mode) &&
1609 mode_is_reference(op3mode),
1610 "CopyB node", 0 ); /* operand M x ref x ref */
1613 is_compound_type(t),
1614 "CopyB node should copy compound types only", 0 );
1616 /* NoMem nodes are only allowed as memory input if the CopyB is NOT pinned.
1617 This should happen RARELY, as CopyB COPIES MEMORY */
1619 (get_irn_op(get_CopyB_mem(n)) == op_NoMem) ||
1620 (get_irn_op(get_CopyB_mem(n)) != op_NoMem && get_irn_pinned(n) == op_pin_state_pinned),
1621 "CopyB node with wrong memory input", 0 );
1626 * verify a Bound node
1628 static int verify_node_Bound(ir_node *n, ir_graph *irg) {
1629 ir_mode *mymode = get_irn_mode(n);
1630 ir_mode *op1mode = get_irn_mode(get_Bound_mem(n));
1631 ir_mode *op2mode = get_irn_mode(get_Bound_index(n));
1632 ir_mode *op3mode = get_irn_mode(get_Bound_lower(n));
1633 ir_mode *op4mode = get_irn_mode(get_Bound_upper(n));
1635 /* Bound: BB x M x ref x ref --> M x X */
1638 op1mode == mode_M &&
1639 op2mode == op3mode &&
1640 op3mode == op4mode &&
1641 mode_is_int(op3mode),
1642 "Bound node", 0 ); /* operand M x int x int x int */
1644 /* NoMem nodes are only allowed as memory input if the Bound is NOT pinned.
1645 This should happen RARELY, as Bound COPIES MEMORY */
1647 (get_irn_op(get_Bound_mem(n)) == op_NoMem) ||
1648 (get_irn_op(get_Bound_mem(n)) != op_NoMem && get_irn_pinned(n) == op_pin_state_pinned),
1649 "Bound node with wrong memory input", 0 );
1655 * For each usage of a node, it is checked, if the block of the
1656 * node dominates the block of the usage (for phis: the predecessor
1657 * block of the phi for the corresponding edge).
1659 static int check_dominance_for_node(ir_node *use)
1661 /* This won't work for blocks and the end node */
1662 if (!is_Block(use) && use != get_irg_end(current_ir_graph)) {
1664 ir_node *bl = get_nodes_block(use);
1666 for (i = get_irn_arity(use) - 1; i >= 0; --i) {
1667 ir_node *def = get_irn_n(use, i);
1668 ir_node *def_bl = get_nodes_block(def);
1669 ir_node *use_bl = bl;
1671 /* ignore dead definition blocks, will be removed */
1672 if (is_Block_dead(def_bl) || get_Block_dom_depth(def_bl) == -1)
1676 use_bl = get_Block_cfgpred_block(bl, i);
1678 /* ignore dead use blocks, will be removed */
1679 if (is_Block_dead(use_bl) || get_Block_dom_depth(use_bl) == -1)
1683 block_dominates(def_bl, use_bl),
1684 "the definition of a value used violates the dominance property", 0,
1686 "graph %+F: %+F of %+F must dominate %+F of user %+F input %d\n",
1687 current_ir_graph, def_bl, def, use_bl, use, i
1695 /* Tests the modes of n and its predecessors. */
1696 int irn_vrfy_irg(ir_node *n, ir_graph *irg)
1701 if (!get_node_verification_mode())
1704 if (!get_interprocedural_view()) {
1706 * do NOT check placement in interprocedural view, as we don't always know
1707 * the "right" graph ...
1710 node_is_in_irgs_storage(irg, n),
1711 "Node is not stored on proper IR graph!", 0,
1712 show_node_on_graph(irg, n);
1714 assert(get_irn_irg(n) == irg);
1719 /* We don't want to test nodes whose predecessors are Bad,
1720 as we would have to special case that for each operation. */
1721 if (op != op_Phi && op != op_Block)
1722 for (i = get_irn_arity(n) - 1; i >= 0; --i) {
1723 if (is_Bad(get_irn_n(n, i)))
1727 if (op->ops.verify_node)
1728 return op->ops.verify_node(n, irg);
1734 int irn_vrfy(ir_node *n)
1737 #ifdef DEBUG_libfirm
1738 res = irn_vrfy_irg(n, current_ir_graph);
1743 /*-----------------------------------------------------------------*/
1744 /* Verify the whole graph. */
1745 /*-----------------------------------------------------------------*/
1747 #ifdef DEBUG_libfirm
1749 * Walker to check every node
1751 static void vrfy_wrap(ir_node *node, void *env) {
1753 *res = irn_vrfy(node);
1757 * Walker to check every node including SSA property.
1758 * Only called if dominance info is available.
1760 static void vrfy_wrap_ssa(ir_node *node, void *env)
1764 *res = irn_vrfy(node);
1766 *res = check_dominance_for_node(node);
1769 #endif /* DEBUG_libfirm */
1772 * Calls irn_vrfy for each node in irg.
1773 * Graph must be in state "op_pin_state_pinned".
1774 * If dominance info is available, check the SSA property.
1776 int irg_verify(ir_graph *irg, unsigned flags)
1779 #ifdef DEBUG_libfirm
1782 rem = current_ir_graph;
1783 current_ir_graph = irg;
1784 last_irg_error = NULL;
1786 assert(get_irg_pinned(irg) == op_pin_state_pinned && "Verification need pinned graph");
1788 if (flags & VRFY_ENFORCE_SSA)
1793 get_irg_dom_state(irg) == dom_consistent &&
1794 get_irg_pinned(irg) == op_pin_state_pinned ?
1795 vrfy_wrap_ssa : vrfy_wrap,
1799 current_ir_graph = rem;
1801 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT && ! res) {
1802 entity *ent = get_irg_entity(current_ir_graph);
1805 fprintf(stderr, "irg_verify: Verifying graph %s failed\n", get_entity_name(ent));
1807 fprintf(stderr, "irg_verify: Verifying graph %p failed\n", (void *)current_ir_graph);
1809 #endif /* DEBUG_libfirm */
1814 int irn_vrfy_irg_dump(ir_node *n, ir_graph *irg, const char **bad_string)
1817 firm_verification_t old = get_node_verification_mode();
1819 firm_vrfy_failure_msg = NULL;
1820 do_node_verification(FIRM_VERIFICATION_ERROR_ONLY);
1821 res = irn_vrfy_irg(n, irg);
1822 if (! res && get_irg_dom_state(irg) == dom_consistent &&
1823 get_irg_pinned(irg) == op_pin_state_pinned)
1824 res = check_dominance_for_node(n);
1825 do_node_verification(old);
1826 *bad_string = firm_vrfy_failure_msg;
1832 typedef struct _vrfy_bad_env_t {
1838 * Pre-Walker: check Bad predecessors of node.
1840 static void check_bads(ir_node *node, void *env)
1842 vrfy_bad_env_t *venv = env;
1843 int i, arity = get_irn_arity(node);
1845 if (is_Block(node)) {
1846 if ((venv->flags & BAD_CF) == 0) {
1848 /* check for Bad Block predecessor */
1849 for (i = 0; i < arity; ++i) {
1850 ir_node *pred = get_irn_n(node, i);
1853 venv->res |= BAD_CF;
1855 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
1856 fprintf(stderr, "irg_vrfy_bads: Block %ld has Bad predecessor\n", get_irn_node_nr(node));
1858 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
1859 assert(0 && "Bad CF detected");
1866 if ((venv->flags & BAD_BLOCK) == 0) {
1868 /* check for Bad Block */
1869 if (is_Bad(get_nodes_block(node))) {
1870 venv->res |= BAD_BLOCK;
1872 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
1873 fprintf(stderr, "irg_vrfy_bads: node %ld has Bad Block\n", get_irn_node_nr(node));
1875 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
1876 assert(0 && "Bad CF detected");
1881 if ((venv->flags & TUPLE) == 0) {
1882 if (get_irn_op(node) == op_Tuple) {
1885 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
1886 fprintf(stderr, "irg_vrfy_bads: node %ld is a Tuple\n", get_irn_node_nr(node));
1888 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
1889 assert(0 && "Tuple detected");
1894 for (i = 0; i < arity; ++i) {
1895 ir_node *pred = get_irn_n(node, i);
1898 /* check for Phi with Bad inputs */
1899 if (is_Phi(node) && !is_Bad(get_nodes_block(node)) && is_Bad(get_irn_n(get_nodes_block(node), i))) {
1900 if (venv->flags & BAD_CF)
1903 venv->res |= BAD_CF;
1905 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
1906 fprintf(stderr, "irg_vrfy_bads: Phi %ld has Bad Input\n", get_irn_node_nr(node));
1908 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
1909 assert(0 && "Bad CF detected");
1914 /* Bad node input */
1915 if ((venv->flags & BAD_DF) == 0) {
1916 venv->res |= BAD_DF;
1918 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
1919 fprintf(stderr, "irg_vrfy_bads: node %ld has Bad Input\n", get_irn_node_nr(node));
1921 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
1922 assert(0 && "Bad NON-CF detected");
1931 * verify occurrence of bad nodes
1933 int irg_vrfy_bads(ir_graph *irg, int flags)
1940 irg_walk_graph(irg, check_bads, NULL, &env);
1946 * set the default verify operation
1948 void firm_set_default_verifyer(opcode code, ir_op_ops *ops)
1952 ops->verify_node = verify_node_##a; \
2008 ops->verify_proj_node = verify_node_Proj_##a; \