2 * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Check irnodes for correctness.
23 * @author Christian Schaefer, Goetz Lindenmaier, Till Riedel, Michael Beck
32 #include "irgraph_t.h"
42 /** if this flag is set, verify entity types in Load & Store nodes */
43 static int vrfy_entities = 0;
45 const char *firm_vrfy_failure_msg;
47 /* enable verification of Load/Store entities */
48 void vrfy_enable_entity_tests(int enable) {
49 vrfy_entities = enable;
55 * little helper for NULL modes
57 static const char *get_mode_name_ex(ir_mode *mode) {
60 return get_mode_name(mode);
63 /** the last IRG, on which a verify error was found */
64 static ir_graph *last_irg_error = NULL;
67 * print the name of the entity of an verification failure
69 static void show_entity_failure(ir_node *node) {
70 ir_graph *irg = get_irn_irg(node);
72 if (last_irg_error == irg)
77 if (irg == get_const_code_irg()) {
78 fprintf(stderr, "\nFIRM: irn_vrfy_irg() <of CONST_CODE_IRG> failed\n");
80 ir_entity *ent = get_irg_entity(irg);
83 ir_type *ent_type = get_entity_owner(ent);
86 if (ent_type == get_glob_type())
87 fprintf(stderr, "\nFIRM: irn_vrfy_irg() %s failed\n", get_entity_name(ent));
89 fprintf(stderr, "\nFIRM: irn_vrfy_irg() %s::%s failed\n", get_type_name(ent_type), get_entity_name(ent));
91 fprintf(stderr, "\nFIRM: irn_vrfy_irg() <NULL>::%s failed\n", get_entity_name(ent));
94 fprintf(stderr, "\nFIRM: irn_vrfy_irg() <IRG %p> failed\n", (void *)irg);
100 * Prints a failure for a Node
102 static void show_node_failure(ir_node *n) {
103 show_entity_failure(n);
104 fprintf(stderr, " node %ld %s%s\n" ,
106 get_irn_opname(n), get_irn_modename(n)
111 * Prints a failure message for a binop
113 static void show_binop_failure(ir_node *n, const char *text) {
114 ir_node *left = get_binop_left(n);
115 ir_node *right = get_binop_right(n);
117 show_entity_failure(n);
118 fprintf(stderr, " node %ld %s%s(%s%s, %s%s) did not match (%s)\n",
120 get_irn_opname(n), get_irn_modename(n),
121 get_irn_opname(left), get_irn_modename(left),
122 get_irn_opname(right), get_irn_modename(right),
127 * Prints a failure message for an unop
129 static void show_unop_failure(ir_node *n, const char *text) {
130 ir_node *op = get_unop_op(n);
132 show_entity_failure(n);
133 fprintf(stderr, " node %ld %s%s(%s%s) did not match (%s)\n",
135 get_irn_opname(n), get_irn_modename(n),
136 get_irn_opname(op), get_irn_modename(op),
141 * Prints a failure message for an op with 3 operands
143 static void show_triop_failure(ir_node *n, const char *text) {
144 ir_node *op0 = get_irn_n(n, 0);
145 ir_node *op1 = get_irn_n(n, 1);
146 ir_node *op2 = get_irn_n(n, 2);
148 show_entity_failure(n);
149 fprintf(stderr, " of node %ld %s%s(%s%s, %s%s, %s%s) did not match (%s)\n",
151 get_irn_opname(n), get_irn_modename(n),
152 get_irn_opname(op0), get_irn_modename(op0),
153 get_irn_opname(op1), get_irn_modename(op1),
154 get_irn_opname(op2), get_irn_modename(op2),
159 * Prints a failure message for a proj
161 static void show_proj_failure(ir_node *n) {
162 ir_node *op = get_Proj_pred(n);
163 int proj = get_Proj_proj(n);
165 show_entity_failure(n);
166 fprintf(stderr, " node %ld %s%s %d(%s%s) failed\n" ,
168 get_irn_opname(n), get_irn_modename(n), proj,
169 get_irn_opname(op), get_irn_modename(op));
173 * Prints a failure message for a proj from Start
175 static void show_proj_mode_failure(ir_node *n, ir_type *ty) {
176 long proj = get_Proj_proj(n);
177 ir_mode *m = get_type_mode(ty);
179 show_entity_failure(n);
180 fprintf(stderr, " Proj %ld mode %s proj %ld (type %s mode %s) failed\n" ,
185 get_mode_name_ex(m));
189 * Prints a failure message for a proj
191 static void show_proj_failure_ent(ir_node *n, ir_entity *ent) {
192 ir_node *op = get_Proj_pred(n);
193 int proj = get_Proj_proj(n);
194 ir_mode *m = get_type_mode(get_entity_type(ent));
196 show_entity_failure(n);
197 fprintf(stderr, " node %ld %s%s %d(%s%s) entity %s(type %s mode %s)failed\n" ,
199 get_irn_opname(n), get_irn_modename(n), proj,
200 get_irn_opname(op), get_irn_modename(op),
201 get_entity_name(ent), get_type_name(get_entity_type(ent)),
202 get_mode_name_ex(m));
206 * Show a node and a graph
208 static void show_node_on_graph(ir_graph *irg, ir_node *n) {
209 ir_fprintf(stderr, "\nFIRM: irn_vrfy_irg() of %+F, node %+F\n", irg, n);
213 * Show call parameters
215 static void show_call_param(ir_node *n, ir_type *mt) {
218 show_entity_failure(n);
219 fprintf(stderr, " Call type-check failed: %s(", get_type_name(mt));
220 for (i = 0; i < get_method_n_params(mt); ++i) {
221 fprintf(stderr, "%s ", get_mode_name_ex(get_type_mode(get_method_param_type(mt, i))));
223 fprintf(stderr, ") != CALL(");
225 for (i = 0; i < get_Call_n_params(n); ++i) {
226 fprintf(stderr, "%s ", get_mode_name_ex(get_irn_mode(get_Call_param(n, i))));
228 fprintf(stderr, ")\n");
234 static void show_return_modes(ir_graph *irg, ir_node *n, ir_type *mt, int i) {
235 ir_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) {
249 ir_entity *ent = get_irg_entity(irg);
251 show_entity_failure(n);
252 fprintf(stderr, " Return node %ld in entity \"%s\" has %d results different from type %d\n",
253 get_irn_node_nr(n), get_entity_name(ent),
254 get_Return_n_ress(n), get_method_n_ress(mt));
260 static void show_phi_failure(ir_node *phi, ir_node *pred, int pos) {
262 show_entity_failure(phi);
263 fprintf(stderr, " Phi node %ld has mode %s different from predeccessor node %ld mode %s\n",
264 get_irn_node_nr(phi), get_mode_name_ex(get_irn_mode(phi)),
265 get_irn_node_nr(pred), get_mode_name_ex(get_irn_mode(pred)));
271 static void show_phi_inputs(ir_node *phi, ir_node *block) {
272 show_entity_failure(phi);
273 fprintf(stderr, " Phi node %ld has %d inputs, its Block %ld has %d\n",
274 get_irn_node_nr(phi), get_irn_arity(phi),
275 get_irn_node_nr(block), get_irn_arity(block));
278 #endif /* #ifndef NDEBUG */
280 /** If the address is Sel or SymConst, return the entity. */
281 static ir_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);
300 (proj == pn_Start_X_initial_exec && mode == mode_X) ||
301 (proj == pn_Start_M && mode == mode_M) ||
302 (proj == pn_Start_P_frame_base && mode_is_reference(mode)) ||
303 (proj == pn_Start_P_globals && mode_is_reference(mode)) ||
304 (proj == pn_Start_P_tls && mode_is_reference(mode)) ||
305 (proj == pn_Start_T_args && mode == mode_T) ||
306 (proj == pn_Start_P_value_arg_base && mode_is_reference(mode)) ||
307 (proj == pn_Start_P_value_arg_base && mode == mode_T) /* FIXME: only one of those */
309 "wrong Proj from Start", 0,
310 show_proj_failure(p);
316 * verify a Proj(Cond) node
318 static int verify_node_Proj_Cond(ir_node *pred, ir_node *p) {
319 ir_mode *mode = get_irn_mode(p);
320 long proj = get_Proj_proj(p);
324 (proj >= 0 && mode == mode_X && get_irn_mode(get_Cond_selector(pred)) == mode_b) || /* compare */
325 (mode == mode_X && mode_is_int(get_irn_mode(get_Cond_selector(pred)))) || /* switch */
326 is_Bad(get_Cond_selector(pred)) /* rare */
328 "wrong Proj from Cond", 0,
329 show_proj_failure(p);
335 * verify a Proj(Raise) node
337 static int verify_node_Proj_Raise(ir_node *n, ir_node *p) {
338 ir_mode *mode = get_irn_mode(p);
339 long proj = get_Proj_proj(p);
343 ((proj == pn_Raise_X && mode == mode_X) || (proj == pn_Raise_M && mode == mode_M)),
344 "wrong Proj from Raise", 0,
345 show_proj_failure(p);
351 * verify a Proj(InstOf) node
353 static int verify_node_Proj_InstOf(ir_node *n, ir_node *p) {
354 ir_mode *mode = get_irn_mode(p);
355 long proj = get_Proj_proj(p);
360 (proj == pn_InstOf_M_regular && mode == mode_M) ||
361 (proj == pn_InstOf_X_regular && mode == mode_X) ||
362 (proj == pn_InstOf_X_except && mode == mode_X) ||
363 (proj == pn_InstOf_res && mode_is_reference(mode)) ||
364 (proj == pn_InstOf_M_except && mode == mode_M)
366 "wrong Proj from InstOf", 0,
367 show_proj_failure(p);
373 * verify a Proj(Call) node
375 static int verify_node_Proj_Call(ir_node *n, ir_node *p) {
376 ir_mode *mode = get_irn_mode(p);
377 long proj = get_Proj_proj(p);
381 (proj == pn_Call_M_regular && mode == mode_M) ||
382 (proj == pn_Call_X_regular && mode == mode_X) ||
383 (proj == pn_Call_X_except && mode == mode_X) ||
384 (proj == pn_Call_T_result && mode == mode_T) ||
385 (proj == pn_Call_M_except && mode == mode_M) ||
386 (proj == pn_Call_P_value_res_base && mode_is_reference(mode))
388 "wrong Proj from Call", 0,
389 show_proj_failure(p);
391 if (proj == pn_Call_X_regular)
393 get_irn_op(get_Call_mem(n)) != op_NoMem,
394 "Regular Proj from FunctionCall", 0);
395 else if (proj == pn_Call_X_except)
397 get_irn_op(get_Call_mem(n)) != op_NoMem,
398 "Exception Proj from FunctionCall", 0);
399 else if (proj == pn_Call_M_regular || proj == pn_Call_M_except)
401 (get_irn_op(get_Call_mem(n)) != op_NoMem || 1),
402 "Memory Proj from FunctionCall", 0);
407 * verify a Proj(Quot) node
409 static int verify_node_Proj_Quot(ir_node *n, ir_node *p) {
410 ir_mode *mode = get_irn_mode(p);
411 long proj = get_Proj_proj(p);
415 (proj == pn_Quot_M && mode == mode_M) ||
416 (proj == pn_Quot_X_regular && mode == mode_X) ||
417 (proj == pn_Quot_X_except && mode == mode_X) ||
418 (proj == pn_Quot_res && mode_is_float(mode) && mode == get_Quot_resmode(n))
420 "wrong Proj from Quot", 0,
421 show_proj_failure(p);
423 if (proj == pn_Quot_X_regular)
425 get_irn_pinned(n) == op_pin_state_pinned,
426 "Regular Proj from unpinned Quot", 0);
427 else if (proj == pn_Quot_X_except)
429 get_irn_pinned(n) == op_pin_state_pinned,
430 "Exception Proj from unpinned Quot", 0);
431 else if (proj == pn_Quot_M)
433 get_irn_pinned(n) == op_pin_state_pinned,
434 "Memory Proj from unpinned Quot", 0);
439 * verify a Proj(DivMod) node
441 static int verify_node_Proj_DivMod(ir_node *n, ir_node *p) {
442 ir_mode *mode = get_irn_mode(p);
443 long proj = get_Proj_proj(p);
447 (proj == pn_DivMod_M && mode == mode_M) ||
448 (proj == pn_DivMod_X_regular && mode == mode_X) ||
449 (proj == pn_DivMod_X_except && mode == mode_X) ||
450 (proj == pn_DivMod_res_div && mode_is_int(mode) && mode == get_DivMod_resmode(n)) ||
451 (proj == pn_DivMod_res_mod && mode_is_int(mode) && mode == get_DivMod_resmode(n))
453 "wrong Proj from DivMod", 0,
454 show_proj_failure(p);
456 if (proj == pn_DivMod_X_regular)
458 get_irn_pinned(n) == op_pin_state_pinned,
459 "Regular Proj from unpinned DivMod", 0);
460 else if (proj == pn_DivMod_X_except)
462 get_irn_pinned(n) == op_pin_state_pinned,
463 "Exception Proj from unpinned DivMod", 0);
464 else if (proj == pn_DivMod_M)
466 get_irn_pinned(n) == op_pin_state_pinned,
467 "Memory Proj from unpinned DivMod", 0);
472 * verify a Proj(Div) node
474 static int verify_node_Proj_Div(ir_node *n, ir_node *p) {
475 ir_mode *mode = get_irn_mode(p);
476 long proj = get_Proj_proj(p);
480 (proj == pn_Div_M && mode == mode_M) ||
481 (proj == pn_Div_X_regular && mode == mode_X) ||
482 (proj == pn_Div_X_except && mode == mode_X) ||
483 (proj == pn_Div_res && mode_is_int(mode) && mode == get_Div_resmode(n))
485 "wrong Proj from Div", 0,
486 show_proj_failure(p);
488 if (proj == pn_Div_X_regular)
490 get_irn_pinned(n) == op_pin_state_pinned,
491 "Regular Proj from unpinned Div", 0);
492 else if (proj == pn_Div_X_except)
494 get_irn_pinned(n) == op_pin_state_pinned,
495 "Exception Proj from unpinned Div", 0);
496 else if (proj == pn_Div_M)
498 get_irn_pinned(n) == op_pin_state_pinned,
499 "Memory Proj from unpinned Div", 0);
504 * verify a Proj(Mod) node
506 static int verify_node_Proj_Mod(ir_node *n, ir_node *p) {
507 ir_mode *mode = get_irn_mode(p);
508 long proj = get_Proj_proj(p);
512 (proj == pn_Mod_M && mode == mode_M) ||
513 (proj == pn_Mod_X_regular && mode == mode_X) ||
514 (proj == pn_Mod_X_except && mode == mode_X) ||
515 (proj == pn_Mod_res && mode_is_int(mode) && mode == get_Mod_resmode(n))
517 "wrong Proj from Mod", 0,
518 show_proj_failure(p);
520 if (proj == pn_Mod_X_regular)
522 get_irn_pinned(n) == op_pin_state_pinned,
523 "Regular Proj from unpinned Mod", 0);
524 else if (proj == pn_Mod_X_except)
526 get_irn_pinned(n) == op_pin_state_pinned,
527 "Exception Proj from unpinned Mod", 0);
528 else if (proj == pn_Mod_M)
530 get_irn_pinned(n) == op_pin_state_pinned,
531 "Memory Proj from unpinned Div", 0);
536 * verify a Proj(Cmp) node
538 static int verify_node_Proj_Cmp(ir_node *n, ir_node *p) {
539 ir_mode *mode = get_irn_mode(p);
540 long proj = get_Proj_proj(p);
544 (proj >= 0 && proj <= 15 && mode == mode_b),
545 "wrong Proj from Cmp", 0,
546 show_proj_failure(p);
552 * verify a Proj(Load) node
554 static int verify_node_Proj_Load(ir_node *n, ir_node *p) {
555 ir_mode *mode = get_irn_mode(p);
556 long proj = get_Proj_proj(p);
558 if (proj == pn_Load_res) {
559 ir_node *ptr = get_Load_ptr(n);
560 ir_entity *ent = get_ptr_entity(ptr);
562 if (vrfy_entities && ent && get_irg_phase_state(current_ir_graph) == phase_high) {
563 /* do NOT check this for lowered phases, see comment on Store */
565 (mode == get_type_mode(get_entity_type(ent))),
566 "wrong data Proj from Load, entity type_mode failed", 0,
567 show_proj_failure_ent(p, ent);
572 mode_is_data(mode) && mode == get_Load_mode(n),
573 "wrong data Proj from Load", 0,
574 show_proj_failure(p);
581 (proj == pn_Load_M && mode == mode_M) ||
582 (proj == pn_Load_X_regular && mode == mode_X) ||
583 (proj == pn_Load_X_except && mode == mode_X)
585 "wrong Proj from Load", 0,
586 show_proj_failure(p);
589 if (proj == pn_Load_X_regular) {
591 get_irn_pinned(n) == op_pin_state_pinned,
592 "Regular Proj from unpinned Load", 0);
593 } else if (proj == pn_Load_X_except) {
595 get_irn_pinned(n) == op_pin_state_pinned,
596 "Exception Proj from unpinned Load", 0);
602 * verify a Proj(Store) node
604 static int verify_node_Proj_Store(ir_node *n, ir_node *p) {
605 ir_mode *mode = get_irn_mode(p);
606 long proj = get_Proj_proj(p);
610 (proj == pn_Store_M && mode == mode_M) ||
611 (proj == pn_Store_X_regular && mode == mode_X) ||
612 (proj == pn_Store_X_except && mode == mode_X)
614 "wrong Proj from Store", 0,
615 show_proj_failure(p);
617 if (proj == pn_Store_X_regular) {
619 get_irn_pinned(n) == op_pin_state_pinned,
620 "Regular Proj from unpinned Store", 0);
621 } else if (proj == pn_Store_X_except) {
623 get_irn_pinned(n) == op_pin_state_pinned,
624 "Exception Proj from unpinned Store", 0);
630 * verify a Proj(Alloc) node
632 static int verify_node_Proj_Alloc(ir_node *n, ir_node *p) {
633 ir_mode *mode = get_irn_mode(p);
634 long proj = get_Proj_proj(p);
639 (proj == pn_Alloc_M && mode == mode_M) ||
640 (proj == pn_Alloc_X_regular && mode == mode_X) ||
641 (proj == pn_Alloc_X_except && mode == mode_X) ||
642 (proj == pn_Alloc_res && mode_is_reference(mode))
644 "wrong Proj from Alloc", 0,
645 show_proj_failure(p);
651 * verify a Proj(Proj) node
653 static int verify_node_Proj_Proj(ir_node *pred, ir_node *p) {
654 ir_mode *mode = get_irn_mode(p);
655 long proj = get_Proj_proj(p);
656 long nr = get_Proj_proj(pred);
657 ir_type *mt; /* A method type */
659 pred = skip_Id(get_Proj_pred(pred));
660 ASSERT_AND_RET((get_irn_mode(pred) == mode_T), "Proj from something not a tuple", 0);
662 switch (get_irn_opcode(pred)) {
664 mt = get_entity_type(get_irg_entity(get_irn_irg(pred)));
666 if (nr == pn_Start_T_args) {
668 (proj >= 0 && mode_is_datab(mode)),
669 "wrong Proj from Proj from Start", 0);
671 (proj < get_method_n_params(mt)),
672 "More Projs for args than args in type", 0
674 if ((mode_is_reference(mode)) && is_compound_type(get_method_param_type(mt, proj)))
675 /* value argument */ break;
677 if (get_irg_phase_state(get_irn_irg(pred)) != phase_backend) {
679 (mode == get_type_mode(get_method_param_type(mt, proj))),
680 "Mode of Proj from Start doesn't match mode of param type.", 0,
681 show_proj_mode_failure(p, get_method_param_type(mt, proj));
684 } else if (nr == pn_Start_P_value_arg_base) {
686 (proj >= 0 && mode_is_reference(mode)),
687 "wrong Proj from Proj from Start", 0
690 (proj < get_method_n_params(mt)),
691 "More Projs for args than args in type", 0
699 (proj >= 0 && mode_is_datab(mode)),
700 "wrong Proj from Proj from Call", 0);
701 mt = get_Call_type(pred);
703 (proj < get_method_n_ress(mt)),
704 "More Projs for results than results in type.", 0);
705 if ((mode_is_reference(mode)) && is_compound_type(get_method_res_type(mt, proj)))
706 /* value result */ break;
709 (mode == get_type_mode(get_method_res_type(mt, proj))),
710 "Mode of Proj from Call doesn't match mode of result type.", 0);
719 /* hmm, optimization did not remove it */
723 /* ASSERT_AND_RET(0, "Unknown opcode", 0); */
730 * verify a Proj(Tuple) node
732 static int verify_node_Proj_Tuple(ir_node *n, ir_node *p) {
740 * verify a Proj(CallBegin) node
742 static int verify_node_Proj_CallBegin(ir_node *n, ir_node *p) {
749 * verify a Proj(EndReg) node
751 static int verify_node_Proj_EndReg(ir_node *n, ir_node *p) {
754 #ifdef INTERPROCEDURAL_VIEW
756 (get_irp_ip_view_state() != ip_view_no),
757 "EndReg may only appear if ip view is constructed.", 0);
763 * verify a Proj(EndExcept) node
765 static int verify_node_Proj_EndExcept(ir_node *n, ir_node *p) {
768 #ifdef INTERPROCEDURAL_VIEW
770 (get_irp_ip_view_state() != ip_view_no),
771 "EndExcept may only appear if ip view is constructed.", 0);
777 * verify a Proj(CopyB) node
779 static int verify_node_Proj_CopyB(ir_node *n, ir_node *p) {
780 ir_mode *mode = get_irn_mode(p);
781 long proj = get_Proj_proj(p);
785 (proj == pn_CopyB_M_regular && mode == mode_M) ||
786 (proj == pn_CopyB_X_regular && mode == mode_X) ||
787 (proj == pn_CopyB_X_except && mode == mode_X) ||
788 (proj == pn_CopyB_M_except && mode == mode_M)
790 "wrong Proj from CopyB", 0,
791 show_proj_failure(p);
793 if (proj == pn_CopyB_X_regular)
795 get_irn_pinned(n) == op_pin_state_pinned,
796 "Regular Proj from unpinned CopyB", 0);
797 else if (proj == pn_CopyB_X_except)
799 get_irn_pinned(n) == op_pin_state_pinned,
800 "Exception Proj from unpinned CopyB", 0);
805 * verify a Proj(Bound) node
807 static int verify_node_Proj_Bound(ir_node *n, ir_node *p) {
808 ir_mode *mode = get_irn_mode(p);
809 long proj = get_Proj_proj(p);
811 /* ignore Bound checks of Bad */
812 if (is_Bad(get_Bound_index(n)))
816 (proj == pn_Bound_M && mode == mode_M) ||
817 (proj == pn_Bound_X_regular && mode == mode_X) ||
818 (proj == pn_Bound_X_except && mode == mode_X) ||
819 (proj == pn_Bound_res && mode == get_irn_mode(get_Bound_index(n)))
821 "wrong Proj from Bound", 0,
822 show_proj_failure(p);
831 verify_node_Proj(ir_node *p, ir_graph *irg) {
836 pred = skip_Id(get_Proj_pred(p));
837 ASSERT_AND_RET(get_irn_mode(pred) == mode_T, "mode of a 'projed' node is not Tuple", 0);
839 op = get_irn_op(pred);
841 if (op->ops.verify_proj_node)
842 return op->ops.verify_proj_node(pred, p);
849 * verify a Block node
851 static int verify_node_Block(ir_node *n, ir_graph *irg) {
854 for (i = get_Block_n_cfgpreds(n) - 1; i >= 0; --i) {
855 ir_node *pred = get_Block_cfgpred(n, i);
860 (get_irn_mode(pred) == mode_X)
865 /* End block may only have Return, Raise or fragile ops as preds. */
866 if (n == get_irg_end_block(irg) && get_irg_phase_state(irg) != phase_backend)
867 for (i = get_Block_n_cfgpreds(n) - 1; i >= 0; --i) {
868 ir_node *pred = skip_Proj(get_Block_cfgpred(n, i));
869 if (is_Proj(pred) || get_irn_op(pred) == op_Tuple)
870 break; /* We can not test properly. How many tuples are there? */
875 (get_irn_op(pred) == op_Raise) ||
878 "End Block node", 0);
880 /* irg attr must == graph we are in. */
881 if (! get_interprocedural_view()) {
882 ASSERT_AND_RET(((get_irn_irg(n) && get_irn_irg(n) == irg)), "Block node has wrong irg attribute", 0);
888 * verify a Start node
890 static int verify_node_Start(ir_node *n, ir_graph *irg) {
891 ir_mode *mymode = get_irn_mode(n);
895 /* Start: BB --> X x M x ref x data1 x ... x datan x ref */
896 mymode == mode_T, "Start node", 0
904 static int verify_node_Jmp(ir_node *n, ir_graph *irg) {
905 ir_mode *mymode = get_irn_mode(n);
910 mymode == mode_X, "Jmp node", 0
916 * verify an IJmp node
918 static int verify_node_IJmp(ir_node *n, ir_graph *irg) {
919 ir_mode *mymode = get_irn_mode(n);
920 ir_mode *op1mode = get_irn_mode(get_IJmp_target(n));
924 /* IJmp: BB x ref --> X */
925 mymode == mode_X && mode_is_reference(op1mode), "IJmp node", 0
931 * verify a Break node
933 static int verify_node_Break(ir_node *n, ir_graph *irg) {
934 ir_mode *mymode = get_irn_mode(n);
937 #ifdef INTERPROCEDURAL_VIEW
938 ASSERT_AND_RET((get_irp_ip_view_state() != ip_view_no),
939 "Break may only appear if ip view is constructed.", 0);
943 mymode == mode_X, "Break node", 0
951 static int verify_node_Cond(ir_node *n, ir_graph *irg) {
952 ir_mode *mymode = get_irn_mode(n);
953 ir_mode *op1mode = get_irn_mode(get_Cond_selector(n));
957 /* Cond: BB x b --> X x X */
958 (op1mode == mode_b ||
959 /* Cond: BB x int --> X^n */
960 mode_is_int(op1mode) ), "Cond node", 0
962 ASSERT_AND_RET(mymode == mode_T, "Cond mode is not a tuple", 0);
968 * verify a Return node
970 static int verify_node_Return(ir_node *n, ir_graph *irg) {
972 ir_mode *mymode = get_irn_mode(n);
973 ir_mode *mem_mode = get_irn_mode(get_Return_mem(n));
976 /* Return: BB x M x data1 x ... x datan --> X */
978 ASSERT_AND_RET( mem_mode == mode_M, "Return node", 0 ); /* operand M */
980 for (i = get_Return_n_ress(n) - 1; i >= 0; --i) {
981 ASSERT_AND_RET( mode_is_datab(get_irn_mode(get_Return_res(n, i))), "Return node", 0 ); /* operand datai */
983 ASSERT_AND_RET( mymode == mode_X, "Result X", 0 ); /* result X */
984 /* Compare returned results with result types of method type */
985 mt = get_entity_type(get_irg_entity(irg));
986 ASSERT_AND_RET_DBG( get_Return_n_ress(n) == get_method_n_ress(mt),
987 "Number of results for Return doesn't match number of results in type.", 0,
988 show_return_nres(irg, n, mt););
989 for (i = get_Return_n_ress(n) - 1; i >= 0; --i) {
990 ir_type *res_type = get_method_res_type(mt, i);
992 if (get_irg_phase_state(irg) != phase_backend) {
993 if (is_atomic_type(res_type)) {
995 get_irn_mode(get_Return_res(n, i)) == get_type_mode(res_type),
996 "Mode of result for Return doesn't match mode of result type.", 0,
997 show_return_modes(irg, n, mt, i);
1001 mode_is_reference(get_irn_mode(get_Return_res(n, i))),
1002 "Mode of result for Return doesn't match mode of result type.", 0,
1003 show_return_modes(irg, n, mt, i);
1012 * verify a Raise node
1014 static int verify_node_Raise(ir_node *n, ir_graph *irg) {
1015 ir_mode *mymode = get_irn_mode(n);
1016 ir_mode *op1mode = get_irn_mode(get_Raise_mem(n));
1017 ir_mode *op2mode = get_irn_mode(get_Raise_exo_ptr(n));
1021 /* Sel: BB x M x ref --> X x M */
1022 op1mode == mode_M && mode_is_reference(op2mode) &&
1023 mymode == mode_T, "Raise node", 0
1029 * verify a Const node
1031 static int verify_node_Const(ir_node *n, ir_graph *irg) {
1032 ir_mode *mymode = get_irn_mode(n);
1036 /* Const: BB --> data */
1037 (mode_is_data(mymode) ||
1038 mymode == mode_b) /* we want boolean constants for static evaluation */
1039 ,"Const node", 0 /* of Cmp. */
1042 /* the modes of the constant and teh tarval must match */
1043 mymode == get_tarval_mode(get_Const_tarval(n)),
1044 "Const node, tarval and node mode mismatch", 0
1050 * verify a SymConst node
1052 static int verify_node_SymConst(ir_node *n, ir_graph *irg) {
1053 ir_mode *mymode = get_irn_mode(n);
1056 if (get_SymConst_kind(n) == symconst_addr_ent) {
1057 ir_entity *ent = get_SymConst_entity(n);
1058 if (is_Method_type(get_entity_type(ent)) &&
1059 get_irn_irg(n) != get_const_code_irg()) {
1061 ASSERT_AND_RET((get_entity_peculiarity(ent) != peculiarity_description),
1062 "A constant must address an existing method.", 0);
1067 /* SymConst: BB --> int*/
1068 (mode_is_int(mymode) ||
1069 /* SymConst: BB --> ref */
1070 mode_is_reference(mymode))
1071 ,"SymConst node", 0);
1078 static int verify_node_Sel(ir_node *n, ir_graph *irg) {
1080 ir_mode *mymode = get_irn_mode(n);
1081 ir_mode *op1mode = get_irn_mode(get_Sel_mem(n));
1082 ir_mode *op2mode = get_irn_mode(get_Sel_ptr(n));
1087 /* Sel: BB x M x ref x int^n --> ref */
1088 (op1mode == mode_M && op2mode == mymode && mode_is_reference(mymode)),
1089 "Sel node", 0, show_node_failure(n)
1092 for (i = get_Sel_n_indexs(n) - 1; i >= 0; --i) {
1093 ASSERT_AND_RET_DBG(mode_is_int(get_irn_mode(get_Sel_index(n, i))), "Sel node", 0, show_node_failure(n));
1095 ent = get_Sel_entity(n);
1096 ASSERT_AND_RET_DBG(ent, "Sel node with empty entity", 0, show_node_failure(n));
1101 * verify an InstOf node
1103 static int verify_node_InstOf(ir_node *n, ir_graph *irg) {
1104 ir_mode *mymode = get_irn_mode(n);
1105 ir_mode *op1mode = get_irn_mode(get_InstOf_obj(n));
1108 ASSERT_AND_RET(mode_T == mymode, "mode of Instof is not a tuple", 0);
1109 ASSERT_AND_RET(mode_is_data(op1mode), "Instof not on data", 0);
1114 * Check if the pinned state is right.
1116 static int verify_right_pinned(ir_node *n) {
1119 if (get_irn_pinned(n) == op_pin_state_pinned)
1121 mem = get_Call_mem(n);
1123 /* if it's not pinned, its memory predecessor must be NoMem or Pin */
1124 if (is_NoMem(mem) || is_Pin(mem))
1130 * verify a Call node
1132 static int verify_node_Call(ir_node *n, ir_graph *irg) {
1133 ir_mode *mymode = get_irn_mode(n);
1134 ir_mode *op1mode = get_irn_mode(get_Call_mem(n));
1135 ir_mode *op2mode = get_irn_mode(get_Call_ptr(n));
1140 /* Call: BB x M x ref x data1 x ... x datan
1141 --> M x datan+1 x ... x data n+m */
1142 ASSERT_AND_RET( op1mode == mode_M && mode_is_reference(op2mode), "Call node", 0 ); /* operand M x ref */
1144 /* NoMem nodes are only allowed as memory input if the Call is NOT pinned */
1145 ASSERT_AND_RET(verify_right_pinned(n),"Call node with wrong memory input", 0 );
1147 mt = get_Call_type(n);
1148 if(get_unknown_type() == mt) {
1152 for (i = get_Call_n_params(n) - 1; i >= 0; --i) {
1153 ASSERT_AND_RET( mode_is_datab(get_irn_mode(get_Call_param(n, i))), "Call node", 0 ); /* operand datai */
1156 ASSERT_AND_RET( mymode == mode_T, "Call result not a tuple", 0 ); /* result T */
1157 /* Compare arguments of node with those of type */
1159 if (get_method_variadicity(mt) == variadicity_variadic) {
1161 get_Call_n_params(n) >= get_method_n_params(mt),
1162 "Number of args for Call doesn't match number of args in variadic type.",
1164 fprintf(stderr, "Call has %d params, method %s type %d\n",
1165 get_Call_n_params(n), get_type_name(mt), get_method_n_params(mt));
1169 get_Call_n_params(n) == get_method_n_params(mt),
1170 "Number of args for Call doesn't match number of args in non variadic type.",
1174 for (i = 0; i < get_method_n_params(mt); i++) {
1175 ir_type *t = get_method_param_type(mt, i);
1177 if (get_irg_phase_state(irg) != phase_backend) {
1178 if (is_atomic_type(t)) {
1180 get_irn_mode(get_Call_param(n, i)) == get_type_mode(t),
1181 "Mode of arg for Call doesn't match mode of arg type.", 0,
1182 show_call_param(n, mt);
1185 /* call with a compound type, mode must be reference */
1187 mode_is_reference(get_irn_mode(get_Call_param(n, i))),
1188 "Mode of arg for Call doesn't match mode of arg type.", 0,
1189 show_call_param(n, mt);
1196 if (Call_has_callees(n)) {
1197 for (i = 0; i < get_Call_n_callees(n); i++) {
1198 ASSERT_AND_RET(is_entity(get_Call_callee(n, i)), "callee array must contain entities.", 0);
1206 * verify an Add node
1208 static int verify_node_Add(ir_node *n, ir_graph *irg) {
1209 ir_mode *mymode = get_irn_mode(n);
1210 ir_mode *op1mode = get_irn_mode(get_Add_left(n));
1211 ir_mode *op2mode = get_irn_mode(get_Add_right(n));
1216 /* common Add: BB x numP x numP --> numP */
1217 (op1mode == mymode && op2mode == op1mode && mode_is_data(mymode)) ||
1218 /* Pointer Add: BB x ref x int --> ref */
1219 (mode_is_reference(op1mode) && mode_is_int(op2mode) && op1mode == mymode) ||
1220 /* Pointer Add: BB x int x ref --> ref */
1221 (mode_is_int(op1mode) && op2mode == mymode && mode_is_reference(mymode))
1224 show_binop_failure(n, "/* common Add: BB x numP x numP --> numP */ |\n"
1225 "/* Pointer Add: BB x ref x int --> ref */ |\n"
1226 "/* Pointer Add: BB x int x ref --> ref */");
1234 static int verify_node_Sub(ir_node *n, ir_graph *irg) {
1235 ir_mode *mymode = get_irn_mode(n);
1236 ir_mode *op1mode = get_irn_mode(get_Sub_left(n));
1237 ir_mode *op2mode = get_irn_mode(get_Sub_right(n));
1242 /* common Sub: BB x numP x numP --> numP */
1243 (mymode ==op1mode && mymode == op2mode && mode_is_data(op1mode)) ||
1244 /* Pointer Sub: BB x ref x int --> ref */
1245 (op1mode == mymode && mode_is_int(op2mode) && mode_is_reference(mymode)) ||
1246 /* Pointer Sub: BB x int x ref --> ref */
1247 (mode_is_int(op1mode) && op2mode == mymode && mode_is_reference(mymode)) ||
1248 /* Pointer Sub: BB x ref x ref --> int */
1249 (op1mode == op2mode && mode_is_reference(op2mode) && mode_is_int(mymode))
1252 show_binop_failure(n, "/* common Sub: BB x numP x numP --> numP */ |\n"
1253 "/* Pointer Sub: BB x ref x int --> ref */ |\n"
1254 "/* Pointer Sub: BB x int x ref --> ref */ |\n"
1255 "/* Pointer Sub: BB x ref x ref --> int */" );
1261 * verify a Minus node
1263 static int verify_node_Minus(ir_node *n, ir_graph *irg) {
1264 ir_mode *mymode = get_irn_mode(n);
1265 ir_mode *op1mode = get_irn_mode(get_Minus_op(n));
1269 /* Minus: BB x num --> num */
1270 op1mode == mymode && mode_is_num(op1mode), "Minus node", 0,
1271 show_unop_failure(n , "/* Minus: BB x num --> num */");
1279 static int verify_node_Mul(ir_node *n, ir_graph *irg) {
1280 ir_mode *mymode = get_irn_mode(n);
1281 ir_mode *op1mode = get_irn_mode(get_Mul_left(n));
1282 ir_mode *op2mode = get_irn_mode(get_Mul_right(n));
1287 /* Mul: BB x int_n x int_n --> int_n|int_2n */
1288 (mode_is_int(op1mode) && op2mode == op1mode && mode_is_int(mymode) &&
1289 (op1mode == mymode || get_mode_size_bits(op1mode) * 2 == get_mode_size_bits(mymode))) ||
1290 /* Mul: BB x float x float --> float */
1291 (mode_is_float(op1mode) && op2mode == op1mode && mymode == op1mode)
1294 show_binop_failure(n, "/* Mul: BB x int_n x int_n --> int_n|int_2n */ |\n"
1295 "/* Mul: BB x float x float --> float */");
1301 * verify a Mulh node
1303 static int verify_node_Mulh(ir_node *n, ir_graph *irg) {
1304 ir_mode *mymode = get_irn_mode(n);
1305 ir_mode *op1mode = get_irn_mode(get_Mulh_left(n));
1306 ir_mode *op2mode = get_irn_mode(get_Mulh_right(n));
1311 /* Mulh: BB x int x int --> int */
1312 (mode_is_int(op1mode) && op2mode == op1mode && op1mode == mymode)
1315 show_binop_failure(n, "/* Mulh: BB x int x int --> int */");
1321 * verify a Quot node
1323 static int verify_node_Quot(ir_node *n, ir_graph *irg) {
1324 ir_mode *mymode = get_irn_mode(n);
1325 ir_mode *op1mode = get_irn_mode(get_Quot_mem(n));
1326 ir_mode *op2mode = get_irn_mode(get_Quot_left(n));
1327 ir_mode *op3mode = get_irn_mode(get_Quot_right(n));
1331 /* Quot: BB x M x float x float --> M x X x float */
1332 op1mode == mode_M && op2mode == op3mode &&
1333 get_mode_sort(op2mode) == irms_float_number &&
1336 show_binop_failure(n, "/* Quot: BB x M x float x float --> M x X x float */");
1342 * verify a DivMod node
1344 static int verify_node_DivMod(ir_node *n, ir_graph *irg) {
1345 ir_mode *mymode = get_irn_mode(n);
1346 ir_mode *op1mode = get_irn_mode(get_DivMod_mem(n));
1347 ir_mode *op2mode = get_irn_mode(get_DivMod_left(n));
1348 ir_mode *op3mode = get_irn_mode(get_DivMod_right(n));
1352 /* DivMod: BB x M x int x int --> M x X x int x int */
1353 op1mode == mode_M &&
1354 mode_is_int(op2mode) &&
1355 op3mode == op2mode &&
1365 static int verify_node_Div(ir_node *n, ir_graph *irg) {
1366 ir_mode *mymode = get_irn_mode(n);
1367 ir_mode *op1mode = get_irn_mode(get_Div_mem(n));
1368 ir_mode *op2mode = get_irn_mode(get_Div_left(n));
1369 ir_mode *op3mode = get_irn_mode(get_Div_right(n));
1373 /* Div: BB x M x int x int --> M x X x int */
1374 op1mode == mode_M &&
1375 op2mode == op3mode &&
1376 mode_is_int(op2mode) &&
1386 static int verify_node_Mod(ir_node *n, ir_graph *irg) {
1387 ir_mode *mymode = get_irn_mode(n);
1388 ir_mode *op1mode = get_irn_mode(get_Mod_mem(n));
1389 ir_mode *op2mode = get_irn_mode(get_Mod_left(n));
1390 ir_mode *op3mode = get_irn_mode(get_Mod_right(n));
1394 /* Mod: BB x M x int x int --> M x X x int */
1395 op1mode == mode_M &&
1396 op2mode == op3mode &&
1397 mode_is_int(op2mode) &&
1405 * verify an Abs node
1407 static int verify_node_Abs(ir_node *n, ir_graph *irg) {
1408 ir_mode *mymode = get_irn_mode(n);
1409 ir_mode *op1mode = get_irn_mode(get_Abs_op(n));
1413 /* Abs: BB x num --> num */
1414 op1mode == mymode &&
1415 mode_is_num (op1mode),
1417 show_unop_failure(n, "/* Abs: BB x num --> num */");
1423 * verify a logical And, Or, Eor node
1425 static int verify_node_Logic(ir_node *n, ir_graph *irg) {
1426 ir_mode *mymode = get_irn_mode(n);
1427 ir_mode *op1mode = get_irn_mode(get_binop_left(n));
1428 ir_mode *op2mode = get_irn_mode(get_binop_right(n));
1432 /* And or Or or Eor: BB x int x int --> int */
1433 (mode_is_int(mymode) || mymode == mode_b) &&
1434 op2mode == op1mode &&
1436 "And, Or or Eor node", 0,
1437 show_binop_failure(n, "/* And or Or or Eor: BB x int x int --> int */");
1442 #define verify_node_And verify_node_Logic
1443 #define verify_node_Or verify_node_Logic
1444 #define verify_node_Eor verify_node_Logic
1449 static int verify_node_Not(ir_node *n, ir_graph *irg) {
1450 ir_mode *mymode = get_irn_mode(n);
1451 ir_mode *op1mode = get_irn_mode(get_Not_op(n));
1455 /* Not: BB x int --> int */
1456 (mode_is_int(mymode) || mymode == mode_b) &&
1459 show_unop_failure(n, "/* Not: BB x int --> int */");
1467 static int verify_node_Cmp(ir_node *n, ir_graph *irg) {
1468 ir_mode *mymode = get_irn_mode(n);
1469 ir_mode *op1mode = get_irn_mode(get_Cmp_left(n));
1470 ir_mode *op2mode = get_irn_mode(get_Cmp_right(n));
1474 /* Cmp: BB x datab x datab --> b16 */
1475 mode_is_datab(op1mode) &&
1476 op2mode == op1mode &&
1479 show_binop_failure(n, "/* Cmp: BB x datab x datab --> b16 */");
1485 * verify a Shift node
1487 static int verify_node_Shift(ir_node *n, ir_graph *irg) {
1488 ir_mode *mymode = get_irn_mode(n);
1489 ir_mode *op1mode = get_irn_mode(get_binop_left(n));
1490 ir_mode *op2mode = get_irn_mode(get_binop_right(n));
1494 /* Shl, Shr or Shrs: BB x int x int_u --> int */
1495 mode_is_int(op1mode) &&
1496 mode_is_int(op2mode) &&
1497 !mode_is_signed(op2mode) &&
1499 "Shl, Shr or Shrs node", 0,
1500 show_binop_failure(n, "/* Shl, Shr or Shrs: BB x int x int_u --> int */");
1505 #define verify_node_Shl verify_node_Shift
1506 #define verify_node_Shr verify_node_Shift
1507 #define verify_node_Shrs verify_node_Shift
1512 static int verify_node_Rot(ir_node *n, ir_graph *irg) {
1513 ir_mode *mymode = get_irn_mode(n);
1514 ir_mode *op1mode = get_irn_mode(get_Rot_left(n));
1515 ir_mode *op2mode = get_irn_mode(get_Rot_right(n));
1519 /* Rot: BB x int x int --> int */
1520 mode_is_int(op1mode) &&
1521 mode_is_int(op2mode) &&
1524 show_binop_failure(n, "/* Rot: BB x int x int --> int */");
1530 * verify a Conv node
1532 static int verify_node_Conv(ir_node *n, ir_graph *irg) {
1533 ir_mode *mymode = get_irn_mode(n);
1534 ir_mode *op1mode = get_irn_mode(get_Conv_op(n));
1538 get_irg_phase_state(irg) == phase_backend ||
1539 (mode_is_datab(op1mode) && mode_is_data(mymode)),
1541 show_unop_failure(n, "/* Conv: BB x datab --> data */");
1547 * verify a Cast node
1549 static int verify_node_Cast(ir_node *n, ir_graph *irg) {
1550 ir_mode *mymode = get_irn_mode(n);
1551 ir_mode *op1mode = get_irn_mode(get_Cast_op(n));
1555 /* Conv: BB x datab1 --> datab2 */
1556 mode_is_data(op1mode) && op1mode == mymode,
1558 show_unop_failure(n, "/* Conv: BB x datab1 --> datab2 */");
1566 static int verify_node_Phi(ir_node *n, ir_graph *irg) {
1567 ir_mode *mymode = get_irn_mode(n);
1568 ir_node *block = get_nodes_block(n);
1572 if (! is_Bad(block) && get_irg_phase_state(get_irn_irg(n)) != phase_building && get_irn_arity(n) > 0) {
1573 /* a Phi node MUST have the same number of inputs as its block */
1575 get_irn_arity(n) == get_irn_arity(block),
1576 "wrong number of inputs in Phi node", 0,
1577 show_phi_inputs(n, block);
1581 /* Phi: BB x dataM^n --> dataM */
1582 for (i = get_irn_arity(n) - 1; i >= 0; --i) {
1583 ir_node *pred = get_irn_n(n, i);
1584 if (!is_Bad(pred) && (get_irn_op(pred) != op_Unknown)) {
1586 get_irn_mode(pred) == mymode,
1588 show_phi_failure(n, pred, i);
1592 ASSERT_AND_RET(mode_is_dataM(mymode) || mymode == mode_b, "Phi node", 0 );
1594 if (mymode == mode_M) {
1595 for (i = get_Phi_n_preds(n) - 1; i >= 0; --i) {
1597 ir_node *pred_i = get_Phi_pred(n, i);
1601 for (j = i - 1; j >= 0; --j) {
1602 ir_node *pred_j = get_Phi_pred(n, j);
1607 /* currently this checks fails for blocks with exception
1608 outputs (and these are NOT basic blocks). So it is disabled yet. */
1610 (pred_i == pred_j) || (get_irn_n(pred_i, -1) != get_irn_n(pred_j, -1)),
1611 "At least two different PhiM predecessors are in the same block",
1613 ir_printf("%+F and %+F of %+F are in %+F\n", pred_i, pred_j, n, get_irn_n(pred_i, -1))
1623 * verify a Filter node
1625 static int verify_node_Filter(ir_node *n, ir_graph *irg) {
1628 #ifdef INTERPROCEDURAL_VIEW
1629 ASSERT_AND_RET((get_irp_ip_view_state() != ip_view_no),
1630 "Filter may only appear if ip view is constructed.", 0);
1632 /* We should further do tests as for Proj and Phi. */
1637 * verify a Load node
1639 static int verify_node_Load(ir_node *n, ir_graph *irg) {
1640 ir_mode *mymode = get_irn_mode(n);
1641 ir_mode *op1mode = get_irn_mode(get_Load_mem(n));
1642 ir_mode *op2mode = get_irn_mode(get_Load_ptr(n));
1644 ASSERT_AND_RET(op1mode == mode_M, "Load node", 0);
1645 if (get_irg_phase_state(irg) != phase_backend) {
1646 ASSERT_AND_RET(mode_is_reference(op2mode), "Load node", 0 );
1648 ASSERT_AND_RET(mode_is_reference(op2mode) ||
1649 (mode_is_int(op2mode) && get_mode_size_bits(op2mode) == get_mode_size_bits(mode_P)), "Load node", 0 );
1651 ASSERT_AND_RET( mymode == mode_T, "Load node", 0 );
1654 * jack's gen_add_firm_code:simpleSel seems to build Load (Load
1655 * (Proj (Proj))) sometimes ...
1657 * interprete.c:ai_eval seems to assume that this happens, too
1659 * obset.c:get_abstval_any can't deal with this if the load has
1663 ir_entity *ent = hunt_for_entity (get_Load_ptr (n), n);
1664 assert ((NULL != ent) || (mymode != mode_T));
1672 * verify a Store node
1674 static int verify_node_Store(ir_node *n, ir_graph *irg) {
1677 ir_mode *mymode = get_irn_mode(n);
1678 ir_mode *op1mode = get_irn_mode(get_Store_mem(n));
1679 ir_mode *op2mode = get_irn_mode(get_Store_ptr(n));
1680 ir_mode *op3mode = get_irn_mode(get_Store_value(n));
1682 ASSERT_AND_RET(op1mode == mode_M && mode_is_datab(op3mode), "Store node", 0 );
1683 if (get_irg_phase_state(irg) != phase_backend) {
1684 ASSERT_AND_RET(mode_is_reference(op2mode), "Store node", 0 );
1686 ASSERT_AND_RET(mode_is_reference(op2mode) ||
1687 (mode_is_int(op2mode) && get_mode_size_bits(op2mode) == get_mode_size_bits(mode_P)), "Store node", 0 );
1689 ASSERT_AND_RET(mymode == mode_T, "Store node", 0);
1691 target = get_ptr_entity(get_Store_ptr(n));
1692 if (vrfy_entities && target && get_irg_phase_state(current_ir_graph) == phase_high) {
1694 * If lowered code, any Sels that add 0 may be removed, causing
1695 * an direct access to entities of array or compound type.
1696 * Prevent this by checking the phase.
1698 ASSERT_AND_RET( op3mode == get_type_mode(get_entity_type(target)),
1706 * verify an Alloc node
1708 static int verify_node_Alloc(ir_node *n, ir_graph *irg) {
1709 ir_mode *mymode = get_irn_mode(n);
1710 ir_mode *op1mode = get_irn_mode(get_Alloc_mem(n));
1711 ir_mode *op2mode = get_irn_mode(get_Alloc_size(n));
1715 /* Alloc: BB x M x int_u --> M x X x ref */
1716 op1mode == mode_M &&
1717 mode_is_int(op2mode) &&
1718 !mode_is_signed(op2mode) &&
1721 show_binop_failure(n, "/* Alloc: BB x M x int_u --> M x X x ref */");
1727 * verify a Free node
1729 static int verify_node_Free(ir_node *n, ir_graph *irg) {
1730 ir_mode *mymode = get_irn_mode(n);
1731 ir_mode *op1mode = get_irn_mode(get_Free_mem(n));
1732 ir_mode *op2mode = get_irn_mode(get_Free_ptr(n));
1733 ir_mode *op3mode = get_irn_mode(get_Free_size(n));
1737 /* Free: BB x M x ref x int_u --> M */
1738 op1mode == mode_M && mode_is_reference(op2mode) &&
1739 mode_is_int(op3mode) &&
1740 !mode_is_signed(op3mode) &&
1743 show_triop_failure(n, "/* Free: BB x M x ref x int_u --> M */");
1749 * verify a Sync node
1751 static int verify_node_Sync(ir_node *n, ir_graph *irg) {
1753 ir_mode *mymode = get_irn_mode(n);
1756 /* Sync: BB x M^n --> M */
1757 for (i = get_Sync_n_preds(n) - 1; i >= 0; --i) {
1758 ASSERT_AND_RET( get_irn_mode(get_Sync_pred(n, i)) == mode_M, "Sync node", 0 );
1760 ASSERT_AND_RET( mymode == mode_M, "Sync node", 0 );
1765 * verify a Confirm node
1767 static int verify_node_Confirm(ir_node *n, ir_graph *irg) {
1768 ir_mode *mymode = get_irn_mode(n);
1769 ir_mode *op1mode = get_irn_mode(get_Confirm_value(n));
1770 ir_mode *op2mode = get_irn_mode(get_Confirm_bound(n));
1774 /* Confirm: BB x T x T --> T */
1775 op1mode == mymode &&
1778 show_binop_failure(n, "/* Confirm: BB x T x T --> T */");
1786 static int verify_node_Mux(ir_node *n, ir_graph *irg) {
1787 ir_mode *mymode = get_irn_mode(n);
1788 ir_mode *op1mode = get_irn_mode(get_Mux_sel(n));
1789 ir_mode *op2mode = get_irn_mode(get_Mux_true(n));
1790 ir_mode *op3mode = get_irn_mode(get_Mux_false(n));
1794 /* Mux: BB x b x numP x numP --> numP */
1795 op1mode == mode_b &&
1796 op2mode == mymode &&
1797 op3mode == mymode &&
1798 mode_is_data(mymode),
1805 * verify a CopyB node
1807 static int verify_node_CopyB(ir_node *n, ir_graph *irg) {
1808 ir_mode *mymode = get_irn_mode(n);
1809 ir_mode *op1mode = get_irn_mode(get_CopyB_mem(n));
1810 ir_mode *op2mode = get_irn_mode(get_CopyB_dst(n));
1811 ir_mode *op3mode = get_irn_mode(get_CopyB_src(n));
1812 ir_type *t = get_CopyB_type(n);
1814 /* CopyB: BB x M x ref x ref --> M x X */
1815 ASSERT_AND_RET(mymode == mode_T && op1mode == mode_M, "CopyB node", 0);
1816 if (get_irg_phase_state(irg) != phase_backend) {
1817 ASSERT_AND_RET(mode_is_reference(op2mode) && mode_is_reference(op3mode),
1820 ASSERT_AND_RET(mode_is_reference(op2mode) ||
1821 (mode_is_int(op2mode) && get_mode_size_bits(op2mode) == get_mode_size_bits(mode_P)), "CopyB node", 0 );
1822 ASSERT_AND_RET(mode_is_reference(op3mode) ||
1823 (mode_is_int(op3mode) && get_mode_size_bits(op3mode) == get_mode_size_bits(mode_P)), "CopyB node", 0 );
1827 is_compound_type(t),
1828 "CopyB node should copy compound types only", 0 );
1830 /* NoMem nodes are only allowed as memory input if the CopyB is NOT pinned.
1831 This should happen RARELY, as CopyB COPIES MEMORY */
1832 ASSERT_AND_RET(verify_right_pinned(n), "CopyB node with wrong memory input", 0 );
1837 * verify a Bound node
1839 static int verify_node_Bound(ir_node *n, ir_graph *irg) {
1840 ir_mode *mymode = get_irn_mode(n);
1841 ir_mode *op1mode = get_irn_mode(get_Bound_mem(n));
1842 ir_mode *op2mode = get_irn_mode(get_Bound_index(n));
1843 ir_mode *op3mode = get_irn_mode(get_Bound_lower(n));
1844 ir_mode *op4mode = get_irn_mode(get_Bound_upper(n));
1847 /* Bound: BB x M x int x int x int --> M x X */
1850 op1mode == mode_M &&
1851 op2mode == op3mode &&
1852 op3mode == op4mode &&
1853 mode_is_int(op3mode),
1860 * For each usage of a node, it is checked, if the block of the
1861 * node dominates the block of the usage (for phis: the predecessor
1862 * block of the phi for the corresponding edge).
1864 * @return non-zero on success, 0 on dominance error
1866 static int check_dominance_for_node(ir_node *use) {
1867 /* This won't work for blocks and the end node */
1868 if (!is_Block(use) && use != get_irg_end(current_ir_graph) && use != current_ir_graph->anchor) {
1870 ir_node *bl = get_nodes_block(use);
1872 for (i = get_irn_arity(use) - 1; i >= 0; --i) {
1873 ir_node *def = get_irn_n(use, i);
1874 ir_node *def_bl = get_nodes_block(def);
1875 ir_node *use_bl = bl;
1877 /* ignore dead definition blocks, will be removed */
1878 if (is_Block_dead(def_bl) || get_Block_dom_depth(def_bl) == -1)
1882 use_bl = get_Block_cfgpred_block(bl, i);
1884 /* ignore dead use blocks, will be removed */
1885 if (is_Block_dead(use_bl) || get_Block_dom_depth(use_bl) == -1)
1889 block_dominates(def_bl, use_bl),
1890 "the definition of a value used violates the dominance property", 0,
1892 "graph %+F: %+F of %+F must dominate %+F of user %+F input %d\n",
1893 current_ir_graph, def_bl, def, use_bl, use, i
1901 /* Tests the modes of n and its predecessors. */
1902 int irn_vrfy_irg(ir_node *n, ir_graph *irg) {
1906 if (!get_node_verification_mode())
1909 if (!get_interprocedural_view()) {
1911 * do NOT check placement in interprocedural view, as we don't always know
1912 * the "right" graph ...
1915 node_is_in_irgs_storage(irg, n),
1916 "Node is not stored on proper IR graph!", 0,
1917 show_node_on_graph(irg, n);
1919 assert(get_irn_irg(n) == irg);
1921 unsigned idx = get_irn_idx(n);
1922 ir_node *node_from_map = get_idx_irn(irg, idx);
1923 ASSERT_AND_RET_DBG(node_from_map == n, "Node index and index map entry differ", 0, ir_printf("node %+F node in map %+F(%p)", n, node_from_map, node_from_map));
1929 /* We don't want to test nodes whose predecessors are Bad,
1930 as we would have to special case that for each operation. */
1931 if (op != op_Phi && op != op_Block) {
1932 for (i = get_irn_arity(n) - 1; i >= 0; --i) {
1933 if (is_Bad(get_irn_n(n, i)))
1938 if (_get_op_pinned(op) >= op_pin_state_exc_pinned) {
1939 op_pin_state state = get_irn_pinned(n);
1941 state == op_pin_state_floats ||
1942 state == op_pin_state_pinned,
1943 "invalid pin state", 0,
1944 ir_printf("node %+F", n));
1947 if (op->ops.verify_node)
1948 return op->ops.verify_node(n, irg);
1954 int irn_vrfy(ir_node *n) {
1955 #ifdef DEBUG_libfirm
1956 return irn_vrfy_irg(n, current_ir_graph);
1963 /*-----------------------------------------------------------------*/
1964 /* Verify the whole graph. */
1965 /*-----------------------------------------------------------------*/
1967 #ifdef DEBUG_libfirm
1969 * Walker to check every node
1971 static void vrfy_wrap(ir_node *node, void *env) {
1973 *res = irn_vrfy(node);
1977 * Walker to check every node including SSA property.
1978 * Only called if dominance info is available.
1980 static void vrfy_wrap_ssa(ir_node *node, void *env) {
1983 *res = irn_vrfy(node);
1985 *res = check_dominance_for_node(node);
1989 #endif /* DEBUG_libfirm */
1992 * Calls irn_vrfy for each node in irg.
1993 * Graph must be in state "op_pin_state_pinned".
1994 * If dominance info is available, check the SSA property.
1996 int irg_verify(ir_graph *irg, unsigned flags) {
1998 #ifdef DEBUG_libfirm
2001 rem = current_ir_graph;
2002 current_ir_graph = irg;
2003 last_irg_error = NULL;
2005 assert(get_irg_pinned(irg) == op_pin_state_pinned && "Verification need pinned graph");
2007 if (flags & VRFY_ENFORCE_SSA)
2012 get_irg_dom_state(irg) == dom_consistent &&
2013 get_irg_pinned(irg) == op_pin_state_pinned ? vrfy_wrap_ssa : vrfy_wrap,
2017 current_ir_graph = rem;
2019 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT && ! res) {
2020 ir_entity *ent = get_irg_entity(current_ir_graph);
2023 fprintf(stderr, "irg_verify: Verifying graph %s failed\n", get_entity_name(ent));
2025 fprintf(stderr, "irg_verify: Verifying graph %p failed\n", (void *)current_ir_graph);
2030 #endif /* DEBUG_libfirm */
2035 int irn_vrfy_irg_dump(ir_node *n, ir_graph *irg, const char **bad_string) {
2037 firm_verification_t old = get_node_verification_mode();
2039 firm_vrfy_failure_msg = NULL;
2040 do_node_verification(FIRM_VERIFICATION_ERROR_ONLY);
2041 res = irn_vrfy_irg(n, irg);
2042 if (res && get_irg_dom_state(irg) == dom_consistent &&
2043 get_irg_pinned(irg) == op_pin_state_pinned)
2044 res = check_dominance_for_node(n);
2045 do_node_verification(old);
2046 *bad_string = firm_vrfy_failure_msg;
2052 typedef struct _vrfy_bad_env_t {
2058 * Pre-Walker: check Bad predecessors of node.
2060 static void check_bads(ir_node *node, void *env) {
2061 vrfy_bad_env_t *venv = env;
2062 int i, arity = get_irn_arity(node);
2064 if (is_Block(node)) {
2065 if ((venv->flags & BAD_CF) == 0) {
2067 /* check for Bad Block predecessor */
2068 for (i = 0; i < arity; ++i) {
2069 ir_node *pred = get_irn_n(node, i);
2072 venv->res |= BAD_CF;
2074 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
2075 fprintf(stderr, "irg_vrfy_bads: Block %ld has Bad predecessor\n", get_irn_node_nr(node));
2077 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
2078 dump_ir_block_graph(current_ir_graph, "-assert");
2079 assert(0 && "Bad CF detected");
2085 if ((venv->flags & BAD_BLOCK) == 0) {
2087 /* check for Bad Block */
2088 if (is_Bad(get_nodes_block(node))) {
2089 venv->res |= BAD_BLOCK;
2091 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
2092 fprintf(stderr, "irg_vrfy_bads: node %ld has Bad Block\n", get_irn_node_nr(node));
2094 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
2095 dump_ir_block_graph(current_ir_graph, "-assert");
2096 assert(0 && "Bad CF detected");
2101 if ((venv->flags & TUPLE) == 0) {
2102 if (get_irn_op(node) == op_Tuple) {
2105 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
2106 fprintf(stderr, "irg_vrfy_bads: node %ld is a Tuple\n", get_irn_node_nr(node));
2108 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
2109 dump_ir_block_graph(current_ir_graph, "-assert");
2110 assert(0 && "Tuple detected");
2115 for (i = 0; i < arity; ++i) {
2116 ir_node *pred = get_irn_n(node, i);
2119 /* check for Phi with Bad inputs */
2120 if (is_Phi(node) && !is_Bad(get_nodes_block(node)) && is_Bad(get_irn_n(get_nodes_block(node), i))) {
2121 if (venv->flags & BAD_CF)
2124 venv->res |= BAD_CF;
2126 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
2127 fprintf(stderr, "irg_vrfy_bads: Phi %ld has Bad Input\n", get_irn_node_nr(node));
2129 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
2130 dump_ir_block_graph(current_ir_graph, "-assert");
2131 assert(0 && "Bad CF detected");
2136 /* Bad node input */
2137 if ((venv->flags & BAD_DF) == 0) {
2138 venv->res |= BAD_DF;
2140 if (get_node_verification_mode() == FIRM_VERIFICATION_REPORT) {
2141 fprintf(stderr, "irg_vrfy_bads: node %ld has Bad Input\n", get_irn_node_nr(node));
2143 if (get_node_verification_mode() == FIRM_VERIFICATION_ON) {
2144 dump_ir_block_graph(current_ir_graph, "-assert");
2145 assert(0 && "Bad NON-CF detected");
2154 * verify occurrence of bad nodes
2156 int irg_vrfy_bads(ir_graph *irg, int flags) {
2162 irg_walk_graph(irg, check_bads, NULL, &env);
2168 * set the default verify operation
2170 void firm_set_default_verifyer(ir_opcode code, ir_op_ops *ops) {
2173 ops->verify_node = verify_node_##a; \
2230 ops->verify_proj_node = verify_node_Proj_##a; \