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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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21 * DEALINGS IN THE SOFTWARE.
25 * \file ir_validate.cpp
27 * Attempts to verify that various invariants of the IR tree are true.
29 * In particular, at the moment it makes sure that no single
30 * ir_instruction node except for ir_variable appears multiple times
31 * in the ir tree. ir_variable does appear multiple times: Once as a
32 * declaration in an exec_list, and multiple times as the endpoint of
33 * a dereference chain.
37 #include "ir_hierarchical_visitor.h"
38 #include "util/hash_table.h"
39 #include "util/macros.h"
41 #include "compiler/glsl_types.h"
45 class ir_validate
: public ir_hierarchical_visitor
{
49 this->ir_set
= _mesa_pointer_set_create(NULL
);
51 this->current_function
= NULL
;
53 this->callback_enter
= ir_validate::validate_ir
;
54 this->data_enter
= ir_set
;
59 _mesa_set_destroy(this->ir_set
, NULL
);
62 virtual ir_visitor_status
visit(ir_variable
*v
);
63 virtual ir_visitor_status
visit(ir_dereference_variable
*ir
);
65 virtual ir_visitor_status
visit_enter(ir_discard
*ir
);
66 virtual ir_visitor_status
visit_enter(ir_if
*ir
);
68 virtual ir_visitor_status
visit_enter(ir_function
*ir
);
69 virtual ir_visitor_status
visit_leave(ir_function
*ir
);
70 virtual ir_visitor_status
visit_enter(ir_function_signature
*ir
);
72 virtual ir_visitor_status
visit_leave(ir_expression
*ir
);
73 virtual ir_visitor_status
visit_leave(ir_swizzle
*ir
);
75 virtual ir_visitor_status
visit_enter(class ir_dereference_array
*);
77 virtual ir_visitor_status
visit_enter(ir_assignment
*ir
);
78 virtual ir_visitor_status
visit_enter(ir_call
*ir
);
80 static void validate_ir(ir_instruction
*ir
, void *data
);
82 ir_function
*current_function
;
87 } /* anonymous namespace */
90 ir_validate::visit(ir_dereference_variable
*ir
)
92 if ((ir
->var
== NULL
) || (ir
->var
->as_variable() == NULL
)) {
93 printf("ir_dereference_variable @ %p does not specify a variable %p\n",
94 (void *) ir
, (void *) ir
->var
);
98 if (_mesa_set_search(ir_set
, ir
->var
) == NULL
) {
99 printf("ir_dereference_variable @ %p specifies undeclared variable "
101 (void *) ir
, ir
->var
->name
, (void *) ir
->var
);
105 this->validate_ir(ir
, this->data_enter
);
107 return visit_continue
;
111 ir_validate::visit_enter(class ir_dereference_array
*ir
)
113 if (!ir
->array
->type
->is_array() && !ir
->array
->type
->is_matrix() &&
114 !ir
->array
->type
->is_vector()) {
115 printf("ir_dereference_array @ %p does not specify an array, a vector "
123 if (!ir
->array_index
->type
->is_scalar()) {
124 printf("ir_dereference_array @ %p does not have scalar index: %s\n",
125 (void *) ir
, ir
->array_index
->type
->name
);
129 if (!ir
->array_index
->type
->is_integer_16_32()) {
130 printf("ir_dereference_array @ %p does not have integer index: %s\n",
131 (void *) ir
, ir
->array_index
->type
->name
);
135 return visit_continue
;
139 ir_validate::visit_enter(ir_discard
*ir
)
141 if (ir
->condition
&& ir
->condition
->type
!= glsl_type::bool_type
) {
142 printf("ir_discard condition %s type instead of bool.\n",
143 ir
->condition
->type
->name
);
149 return visit_continue
;
153 ir_validate::visit_enter(ir_if
*ir
)
155 if (ir
->condition
->type
!= glsl_type::bool_type
) {
156 printf("ir_if condition %s type instead of bool.\n",
157 ir
->condition
->type
->name
);
163 return visit_continue
;
168 ir_validate::visit_enter(ir_function
*ir
)
170 /* Function definitions cannot be nested.
172 if (this->current_function
!= NULL
) {
173 printf("Function definition nested inside another function "
175 printf("%s %p inside %s %p\n",
176 ir
->name
, (void *) ir
,
177 this->current_function
->name
, (void *) this->current_function
);
181 /* Store the current function hierarchy being traversed. This is used
182 * by the function signature visitor to ensure that the signatures are
183 * linked with the correct functions.
185 this->current_function
= ir
;
187 this->validate_ir(ir
, this->data_enter
);
189 /* Verify that all of the things stored in the list of signatures are,
190 * in fact, function signatures.
192 foreach_in_list(ir_instruction
, sig
, &ir
->signatures
) {
193 if (sig
->ir_type
!= ir_type_function_signature
) {
194 printf("Non-signature in signature list of function `%s'\n",
200 return visit_continue
;
204 ir_validate::visit_leave(ir_function
*ir
)
206 assert(ralloc_parent(ir
->name
) == ir
);
208 this->current_function
= NULL
;
209 return visit_continue
;
213 ir_validate::visit_enter(ir_function_signature
*ir
)
215 if (this->current_function
!= ir
->function()) {
216 printf("Function signature nested inside wrong function "
218 printf("%p inside %s %p instead of %s %p\n",
220 this->current_function
->name
, (void *) this->current_function
,
221 ir
->function_name(), (void *) ir
->function());
225 if (ir
->return_type
== NULL
) {
226 printf("Function signature %p for function %s has NULL return type.\n",
227 (void *) ir
, ir
->function_name());
231 this->validate_ir(ir
, this->data_enter
);
233 return visit_continue
;
237 ir_validate::visit_leave(ir_expression
*ir
)
239 for (unsigned i
= ir
->num_operands
; i
< 4; i
++) {
240 assert(ir
->operands
[i
] == NULL
);
243 for (unsigned i
= 0; i
< ir
->num_operands
; i
++) {
244 assert(ir
->operands
[i
] != NULL
);
247 switch (ir
->operation
) {
248 case ir_unop_bit_not
:
249 assert(ir
->operands
[0]->type
== ir
->type
);
251 case ir_unop_logic_not
:
252 assert(ir
->type
->is_boolean());
253 assert(ir
->operands
[0]->type
->is_boolean());
257 assert(ir
->type
== ir
->operands
[0]->type
);
262 assert(ir
->operands
[0]->type
->is_int_16_32_64() ||
263 ir
->operands
[0]->type
->is_float_16_32_64());
264 assert(ir
->type
== ir
->operands
[0]->type
);
270 assert(ir
->type
->is_float_16_32_64());
271 assert(ir
->type
== ir
->operands
[0]->type
);
278 case ir_unop_saturate
:
279 assert(ir
->operands
[0]->type
->is_float_16_32());
280 assert(ir
->type
== ir
->operands
[0]->type
);
284 assert(ir
->operands
[0]->type
->is_float_16_32());
285 assert(ir
->type
->is_int_16_32());
288 assert(ir
->operands
[0]->type
->is_float_16_32());
289 assert(ir
->type
->is_uint_16_32());
292 assert(ir
->operands
[0]->type
->is_int_16_32());
293 assert(ir
->type
->is_float_16_32());
296 assert(ir
->operands
[0]->type
->is_float_16_32());
297 assert(ir
->type
->is_boolean());
300 assert(ir
->operands
[0]->type
->base_type
==
302 assert(ir
->type
->is_boolean());
305 assert(ir
->operands
[0]->type
->is_boolean());
306 assert(ir
->type
->is_float_16_32());
309 assert(ir
->operands
[0]->type
->is_boolean());
310 assert(ir
->type
->base_type
== GLSL_TYPE_FLOAT16
);
313 assert(ir
->operands
[0]->type
->is_int_16_32());
314 assert(ir
->type
->is_boolean());
317 assert(ir
->operands
[0]->type
->is_boolean());
318 assert(ir
->type
->is_int_16_32());
321 assert(ir
->operands
[0]->type
->is_uint_16_32());
322 assert(ir
->type
->is_float_16_32());
325 assert(ir
->operands
[0]->type
->is_int_16_32());
326 assert(ir
->type
->is_uint_16_32());
329 assert(ir
->operands
[0]->type
->is_uint_16_32());
330 assert(ir
->type
->is_int_16_32());
332 case ir_unop_bitcast_i2f
:
333 assert(ir
->operands
[0]->type
->is_int_16_32());
334 assert(ir
->type
->is_float_16_32());
336 case ir_unop_bitcast_f2i
:
337 assert(ir
->operands
[0]->type
->is_float_16_32());
338 assert(ir
->type
->is_int_16_32());
340 case ir_unop_bitcast_u2f
:
341 assert(ir
->operands
[0]->type
->is_uint_16_32());
342 assert(ir
->type
->is_float_16_32());
344 case ir_unop_bitcast_f2u
:
345 assert(ir
->operands
[0]->type
->is_float_16_32());
346 assert(ir
->type
->is_uint_16_32());
349 case ir_unop_bitcast_u642d
:
350 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT64
);
351 assert(ir
->type
->is_double());
353 case ir_unop_bitcast_i642d
:
354 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
355 assert(ir
->type
->is_double());
357 case ir_unop_bitcast_d2u64
:
358 assert(ir
->operands
[0]->type
->is_double());
359 assert(ir
->type
->base_type
== GLSL_TYPE_UINT64
);
361 case ir_unop_bitcast_d2i64
:
362 assert(ir
->operands
[0]->type
->is_double());
363 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
366 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
367 assert(ir
->type
->is_int_16_32());
370 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT64
);
371 assert(ir
->type
->is_int_16_32());
374 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
375 assert(ir
->type
->is_uint_16_32());
378 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT64
);
379 assert(ir
->type
->is_uint_16_32());
382 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
383 assert(ir
->type
->is_boolean());
386 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
387 assert(ir
->type
->is_float());
390 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT64
);
391 assert(ir
->type
->is_float());
394 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
395 assert(ir
->type
->is_double());
398 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT64
);
399 assert(ir
->type
->is_double());
402 assert(ir
->operands
[0]->type
->is_int_16_32());
403 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
406 assert(ir
->operands
[0]->type
->is_uint_16_32());
407 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
410 assert(ir
->operands
[0]->type
->is_boolean());
411 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
414 assert(ir
->operands
[0]->type
->is_float());
415 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
418 assert(ir
->operands
[0]->type
->is_double());
419 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
422 assert(ir
->operands
[0]->type
->is_int_16_32());
423 assert(ir
->type
->base_type
== GLSL_TYPE_UINT64
);
426 assert(ir
->operands
[0]->type
->is_uint_16_32());
427 assert(ir
->type
->base_type
== GLSL_TYPE_UINT64
);
430 assert(ir
->operands
[0]->type
->is_float());
431 assert(ir
->type
->base_type
== GLSL_TYPE_UINT64
);
434 assert(ir
->operands
[0]->type
->is_double());
435 assert(ir
->type
->base_type
== GLSL_TYPE_UINT64
);
437 case ir_unop_u642i64
:
438 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT64
);
439 assert(ir
->type
->base_type
== GLSL_TYPE_INT64
);
441 case ir_unop_i642u64
:
442 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT64
);
443 assert(ir
->type
->base_type
== GLSL_TYPE_UINT64
);
446 case ir_unop_round_even
:
450 assert(ir
->operands
[0]->type
->is_float_16_32_64());
451 assert(ir
->operands
[0]->type
== ir
->type
);
456 case ir_unop_dFdx_coarse
:
457 case ir_unop_dFdx_fine
:
459 case ir_unop_dFdy_coarse
:
460 case ir_unop_dFdy_fine
:
461 assert(ir
->operands
[0]->type
->is_float_16_32());
462 assert(ir
->operands
[0]->type
== ir
->type
);
465 case ir_unop_pack_snorm_2x16
:
466 case ir_unop_pack_unorm_2x16
:
467 case ir_unop_pack_half_2x16
:
468 assert(ir
->type
== glsl_type::uint_type
);
469 assert(ir
->operands
[0]->type
== glsl_type::vec2_type
);
472 case ir_unop_pack_snorm_4x8
:
473 case ir_unop_pack_unorm_4x8
:
474 assert(ir
->type
== glsl_type::uint_type
);
475 assert(ir
->operands
[0]->type
== glsl_type::vec4_type
);
478 case ir_unop_pack_double_2x32
:
479 assert(ir
->type
== glsl_type::double_type
);
480 assert(ir
->operands
[0]->type
== glsl_type::uvec2_type
);
483 case ir_unop_pack_int_2x32
:
484 assert(ir
->type
== glsl_type::int64_t_type
);
485 assert(ir
->operands
[0]->type
== glsl_type::ivec2_type
);
488 case ir_unop_pack_uint_2x32
:
489 assert(ir
->type
== glsl_type::uint64_t_type
);
490 assert(ir
->operands
[0]->type
== glsl_type::uvec2_type
);
493 case ir_unop_pack_sampler_2x32
:
494 assert(ir
->type
->is_sampler());
495 assert(ir
->operands
[0]->type
== glsl_type::uvec2_type
);
498 case ir_unop_pack_image_2x32
:
499 assert(ir
->type
->is_image());
500 assert(ir
->operands
[0]->type
== glsl_type::uvec2_type
);
503 case ir_unop_unpack_snorm_2x16
:
504 case ir_unop_unpack_unorm_2x16
:
505 case ir_unop_unpack_half_2x16
:
506 assert(ir
->type
== glsl_type::vec2_type
);
507 assert(ir
->operands
[0]->type
== glsl_type::uint_type
);
510 case ir_unop_unpack_snorm_4x8
:
511 case ir_unop_unpack_unorm_4x8
:
512 assert(ir
->type
== glsl_type::vec4_type
);
513 assert(ir
->operands
[0]->type
== glsl_type::uint_type
);
516 case ir_unop_unpack_double_2x32
:
517 assert(ir
->type
== glsl_type::uvec2_type
);
518 assert(ir
->operands
[0]->type
== glsl_type::double_type
);
521 case ir_unop_unpack_int_2x32
:
522 assert(ir
->type
== glsl_type::ivec2_type
);
523 assert(ir
->operands
[0]->type
== glsl_type::int64_t_type
);
526 case ir_unop_unpack_uint_2x32
:
527 assert(ir
->type
== glsl_type::uvec2_type
);
528 assert(ir
->operands
[0]->type
== glsl_type::uint64_t_type
);
531 case ir_unop_unpack_sampler_2x32
:
532 assert(ir
->type
== glsl_type::uvec2_type
);
533 assert(ir
->operands
[0]->type
->is_sampler());
536 case ir_unop_unpack_image_2x32
:
537 assert(ir
->type
== glsl_type::uvec2_type
);
538 assert(ir
->operands
[0]->type
->is_image());
541 case ir_unop_bitfield_reverse
:
542 assert(ir
->operands
[0]->type
== ir
->type
);
543 assert(ir
->type
->is_integer_16_32());
546 case ir_unop_bit_count
:
547 case ir_unop_find_msb
:
548 case ir_unop_find_lsb
:
549 assert(ir
->operands
[0]->type
->vector_elements
== ir
->type
->vector_elements
);
550 assert(ir
->operands
[0]->type
->is_integer_16_32());
551 assert(ir
->type
->is_int_16_32());
555 assert(ir
->operands
[0]->type
== ir
->type
);
556 assert(ir
->type
->is_uint_16_32());
559 case ir_unop_interpolate_at_centroid
:
560 assert(ir
->operands
[0]->type
== ir
->type
);
561 assert(ir
->operands
[0]->type
->is_float_16_32());
564 case ir_unop_get_buffer_size
:
565 assert(ir
->type
== glsl_type::int_type
);
566 assert(ir
->operands
[0]->type
== glsl_type::uint_type
);
569 case ir_unop_ssbo_unsized_array_length
:
570 assert(ir
->type
== glsl_type::int_type
);
571 assert(ir
->operands
[0]->type
->is_array());
572 assert(ir
->operands
[0]->type
->is_unsized_array());
576 assert(ir
->operands
[0]->type
->is_double());
577 assert(ir
->type
->is_float());
580 assert(ir
->operands
[0]->type
->is_float());
581 assert(ir
->type
->is_double());
584 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_FLOAT16
);
585 assert(ir
->type
->is_float());
589 assert(ir
->operands
[0]->type
->is_float());
590 assert(ir
->type
->base_type
== GLSL_TYPE_FLOAT16
);
593 assert(ir
->operands
[0]->type
->is_int_16_32());
594 assert(ir
->type
->is_int_16_32());
595 assert(ir
->type
->base_type
!= ir
->operands
[0]->type
->base_type
);
598 assert(ir
->operands
[0]->type
->is_uint_16_32());
599 assert(ir
->type
->is_uint_16_32());
600 assert(ir
->type
->base_type
!= ir
->operands
[0]->type
->base_type
);
603 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_INT
);
604 assert(ir
->type
->base_type
== GLSL_TYPE_INT16
);
607 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_UINT
);
608 assert(ir
->type
->base_type
== GLSL_TYPE_UINT16
);
611 assert(ir
->operands
[0]->type
->is_double());
612 assert(ir
->type
->is_int_16_32());
615 assert(ir
->operands
[0]->type
->is_int_16_32());
616 assert(ir
->type
->is_double());
619 assert(ir
->operands
[0]->type
->is_double());
620 assert(ir
->type
->is_uint_16_32());
623 assert(ir
->operands
[0]->type
->is_uint_16_32());
624 assert(ir
->type
->is_double());
627 assert(ir
->operands
[0]->type
->is_double());
628 assert(ir
->type
->is_boolean());
631 case ir_unop_frexp_sig
:
632 assert(ir
->operands
[0]->type
->is_float_16_32_64());
633 assert(ir
->type
->is_double());
635 case ir_unop_frexp_exp
:
636 assert(ir
->operands
[0]->type
->is_float_16_32_64());
637 assert(ir
->type
->is_int_16_32());
639 case ir_unop_subroutine_to_int
:
640 assert(ir
->operands
[0]->type
->base_type
== GLSL_TYPE_SUBROUTINE
);
641 assert(ir
->type
->base_type
== GLSL_TYPE_INT
);
645 assert(ir
->operands
[0]->type
->is_float_16_32_64());
646 assert(ir
->type
== ir
->operands
[0]->type
);
657 assert(ir
->operands
[0]->type
->base_type
==
658 ir
->operands
[1]->type
->base_type
);
660 if (ir
->operation
== ir_binop_mul
&&
661 (ir
->type
->base_type
== GLSL_TYPE_UINT64
||
662 ir
->type
->base_type
== GLSL_TYPE_INT64
) &&
663 (ir
->operands
[0]->type
->is_int_16_32()||
664 ir
->operands
[1]->type
->is_int_16_32()||
665 ir
->operands
[0]->type
->is_uint_16_32() ||
666 ir
->operands
[1]->type
->is_uint_16_32())) {
667 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
671 if (ir
->operands
[0]->type
->is_scalar())
672 assert(ir
->operands
[1]->type
== ir
->type
);
673 else if (ir
->operands
[1]->type
->is_scalar())
674 assert(ir
->operands
[0]->type
== ir
->type
);
675 else if (ir
->operands
[0]->type
->is_vector() &&
676 ir
->operands
[1]->type
->is_vector()) {
677 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
678 assert(ir
->operands
[0]->type
== ir
->type
);
682 case ir_binop_abs_sub
:
683 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
684 assert(ir
->operands
[0]->type
->is_integer_16_32_64());
685 assert(ir
->operands
[0]->type
->vector_elements
==
686 ir
->type
->vector_elements
);
687 assert(ir
->type
->is_uint_16_32_64());
690 case ir_binop_add_sat
:
691 case ir_binop_sub_sat
:
693 case ir_binop_avg_round
:
694 assert(ir
->type
== ir
->operands
[0]->type
);
695 assert(ir
->type
== ir
->operands
[1]->type
);
696 assert(ir
->type
->is_integer_16_32_64());
699 case ir_binop_mul_32x16
:
700 case ir_binop_imul_high
:
701 assert(ir
->type
== ir
->operands
[0]->type
);
702 assert(ir
->type
== ir
->operands
[1]->type
);
703 assert(ir
->type
->is_integer_32());
707 case ir_binop_borrow
:
708 assert(ir
->type
== ir
->operands
[0]->type
);
709 assert(ir
->type
== ir
->operands
[1]->type
);
710 assert(ir
->type
->base_type
== GLSL_TYPE_UINT
);
714 case ir_binop_gequal
:
716 case ir_binop_nequal
:
717 /* The semantics of the IR operators differ from the GLSL <, >, <=, >=,
718 * ==, and != operators. The IR operators perform a component-wise
719 * comparison on scalar or vector types and return a boolean scalar or
720 * vector type of the same size.
722 assert(ir
->type
->is_boolean());
723 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
724 assert(ir
->operands
[0]->type
->is_vector()
725 || ir
->operands
[0]->type
->is_scalar());
726 assert(ir
->operands
[0]->type
->vector_elements
727 == ir
->type
->vector_elements
);
730 case ir_binop_all_equal
:
731 case ir_binop_any_nequal
:
732 /* GLSL == and != operate on scalars, vectors, matrices and arrays, and
733 * return a scalar boolean. The IR matches that.
735 assert(ir
->type
== glsl_type::bool_type
);
736 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
739 case ir_binop_lshift
:
740 case ir_binop_rshift
:
741 assert(ir
->operands
[0]->type
->is_integer_16_32_64() &&
742 ir
->operands
[1]->type
->is_integer_16_32());
743 if (ir
->operands
[0]->type
->is_scalar()) {
744 assert(ir
->operands
[1]->type
->is_scalar());
746 if (ir
->operands
[0]->type
->is_vector() &&
747 ir
->operands
[1]->type
->is_vector()) {
748 assert(ir
->operands
[0]->type
->components() ==
749 ir
->operands
[1]->type
->components());
751 assert(ir
->type
== ir
->operands
[0]->type
);
754 case ir_binop_bit_and
:
755 case ir_binop_bit_xor
:
756 case ir_binop_bit_or
:
757 assert(ir
->operands
[0]->type
->base_type
==
758 ir
->operands
[1]->type
->base_type
);
759 assert(ir
->type
->is_integer_16_32_64());
760 if (ir
->operands
[0]->type
->is_vector() &&
761 ir
->operands
[1]->type
->is_vector()) {
762 assert(ir
->operands
[0]->type
->vector_elements
==
763 ir
->operands
[1]->type
->vector_elements
);
767 case ir_binop_logic_and
:
768 case ir_binop_logic_xor
:
769 case ir_binop_logic_or
:
770 assert(ir
->type
->is_boolean());
771 assert(ir
->operands
[0]->type
->is_boolean());
772 assert(ir
->operands
[1]->type
->is_boolean());
776 assert(ir
->type
== glsl_type::float_type
||
777 ir
->type
== glsl_type::double_type
||
778 ir
->type
== glsl_type::float16_t_type
);
779 assert(ir
->operands
[0]->type
->is_float_16_32_64());
780 assert(ir
->operands
[0]->type
->is_vector());
781 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
784 case ir_binop_ubo_load
:
785 assert(ir
->operands
[0]->type
== glsl_type::uint_type
);
787 assert(ir
->operands
[1]->type
== glsl_type::uint_type
);
791 assert(ir
->operands
[0]->type
== ir
->type
);
792 assert(ir
->operands
[0]->type
->is_float_16_32_64());
793 assert(ir
->operands
[1]->type
->is_int_16_32());
794 assert(ir
->operands
[0]->type
->components() ==
795 ir
->operands
[1]->type
->components());
798 case ir_binop_vector_extract
:
799 assert(ir
->operands
[0]->type
->is_vector());
800 assert(ir
->operands
[1]->type
->is_scalar()
801 && ir
->operands
[1]->type
->is_integer_16_32());
804 case ir_binop_interpolate_at_offset
:
805 assert(ir
->operands
[0]->type
== ir
->type
);
806 assert(ir
->operands
[0]->type
->is_float_16_32());
807 assert(ir
->operands
[1]->type
->components() == 2);
808 assert(ir
->operands
[1]->type
->is_float_16_32());
811 case ir_binop_interpolate_at_sample
:
812 assert(ir
->operands
[0]->type
== ir
->type
);
813 assert(ir
->operands
[0]->type
->is_float_16_32());
814 assert(ir
->operands
[1]->type
== glsl_type::int_type
||
815 ir
->operands
[1]->type
== glsl_type::int16_t_type
);
819 assert(ir
->operands
[0]->type
->is_float_16_32_64());
820 assert(ir
->operands
[1]->type
== ir
->operands
[0]->type
);
821 assert(ir
->type
== ir
->operands
[0]->type
);
825 assert(ir
->type
->is_float_16_32_64());
826 assert(ir
->type
== ir
->operands
[0]->type
);
827 assert(ir
->type
== ir
->operands
[1]->type
);
828 assert(ir
->type
== ir
->operands
[2]->type
);
832 assert(ir
->operands
[0]->type
->is_float_16_32_64());
833 assert(ir
->operands
[0]->type
== ir
->operands
[1]->type
);
834 assert(ir
->operands
[2]->type
== ir
->operands
[0]->type
||
835 ir
->operands
[2]->type
== glsl_type::float_type
||
836 ir
->operands
[2]->type
== glsl_type::double_type
||
837 ir
->operands
[2]->type
== glsl_type::float16_t_type
);
841 assert(ir
->operands
[0]->type
->is_boolean());
842 assert(ir
->type
->vector_elements
== ir
->operands
[0]->type
->vector_elements
);
843 assert(ir
->type
== ir
->operands
[1]->type
);
844 assert(ir
->type
== ir
->operands
[2]->type
);
847 case ir_triop_bitfield_extract
:
848 assert(ir
->type
->is_integer_16_32());
849 assert(ir
->operands
[0]->type
== ir
->type
);
850 assert(ir
->operands
[1]->type
== ir
->type
);
851 assert(ir
->operands
[2]->type
== ir
->type
);
854 case ir_triop_vector_insert
:
855 assert(ir
->operands
[0]->type
->is_vector());
856 assert(ir
->operands
[1]->type
->is_scalar());
857 assert(ir
->operands
[0]->type
->base_type
== ir
->operands
[1]->type
->base_type
);
858 assert(ir
->operands
[2]->type
->is_scalar()
859 && ir
->operands
[2]->type
->is_integer_16_32());
860 assert(ir
->type
== ir
->operands
[0]->type
);
863 case ir_quadop_bitfield_insert
:
864 assert(ir
->type
->is_integer_16_32());
865 assert(ir
->operands
[0]->type
== ir
->type
);
866 assert(ir
->operands
[1]->type
== ir
->type
);
867 assert(ir
->operands
[2]->type
== ir
->type
);
868 assert(ir
->operands
[3]->type
== ir
->type
);
871 case ir_quadop_vector
:
872 /* The vector operator collects some number of scalars and generates a
875 * - All of the operands must be scalar.
876 * - Number of operands must matche the size of the resulting vector.
877 * - Base type of the operands must match the base type of the result.
879 assert(ir
->type
->is_vector());
880 switch (ir
->type
->vector_elements
) {
882 assert(ir
->operands
[0]->type
->is_scalar());
883 assert(ir
->operands
[0]->type
->base_type
== ir
->type
->base_type
);
884 assert(ir
->operands
[1]->type
->is_scalar());
885 assert(ir
->operands
[1]->type
->base_type
== ir
->type
->base_type
);
886 assert(ir
->operands
[2] == NULL
);
887 assert(ir
->operands
[3] == NULL
);
890 assert(ir
->operands
[0]->type
->is_scalar());
891 assert(ir
->operands
[0]->type
->base_type
== ir
->type
->base_type
);
892 assert(ir
->operands
[1]->type
->is_scalar());
893 assert(ir
->operands
[1]->type
->base_type
== ir
->type
->base_type
);
894 assert(ir
->operands
[2]->type
->is_scalar());
895 assert(ir
->operands
[2]->type
->base_type
== ir
->type
->base_type
);
896 assert(ir
->operands
[3] == NULL
);
899 assert(ir
->operands
[0]->type
->is_scalar());
900 assert(ir
->operands
[0]->type
->base_type
== ir
->type
->base_type
);
901 assert(ir
->operands
[1]->type
->is_scalar());
902 assert(ir
->operands
[1]->type
->base_type
== ir
->type
->base_type
);
903 assert(ir
->operands
[2]->type
->is_scalar());
904 assert(ir
->operands
[2]->type
->base_type
== ir
->type
->base_type
);
905 assert(ir
->operands
[3]->type
->is_scalar());
906 assert(ir
->operands
[3]->type
->base_type
== ir
->type
->base_type
);
909 /* The is_vector assertion above should prevent execution from ever
912 assert(!"Should not get here.");
917 return visit_continue
;
921 ir_validate::visit_leave(ir_swizzle
*ir
)
923 unsigned int chans
[4] = {ir
->mask
.x
, ir
->mask
.y
, ir
->mask
.z
, ir
->mask
.w
};
925 for (unsigned int i
= 0; i
< ir
->type
->vector_elements
; i
++) {
926 if (chans
[i
] >= ir
->val
->type
->vector_elements
) {
927 printf("ir_swizzle @ %p specifies a channel not present "
928 "in the value.\n", (void *) ir
);
934 return visit_continue
;
938 ir_validate::visit(ir_variable
*ir
)
940 /* An ir_variable is the one thing that can (and will) appear multiple times
941 * in an IR tree. It is added to the hashtable so that it can be used
942 * in the ir_dereference_variable handler to ensure that a variable is
943 * declared before it is dereferenced.
945 if (ir
->name
&& ir
->is_name_ralloced())
946 assert(ralloc_parent(ir
->name
) == ir
);
948 _mesa_set_add(ir_set
, ir
);
950 /* If a variable is an array, verify that the maximum array index is in
951 * bounds. There was once an error in AST-to-HIR conversion that set this
952 * to be out of bounds.
954 if (ir
->type
->array_size() > 0) {
955 if (ir
->data
.max_array_access
>= (int)ir
->type
->length
) {
956 printf("ir_variable has maximum access out of bounds (%d vs %d)\n",
957 ir
->data
.max_array_access
, ir
->type
->length
- 1);
963 /* If a variable is an interface block (or an array of interface blocks),
964 * verify that the maximum array index for each interface member is in
967 if (ir
->is_interface_instance()) {
968 const glsl_struct_field
*fields
=
969 ir
->get_interface_type()->fields
.structure
;
970 for (unsigned i
= 0; i
< ir
->get_interface_type()->length
; i
++) {
971 if (fields
[i
].type
->array_size() > 0 &&
972 !fields
[i
].implicit_sized_array
) {
973 const int *const max_ifc_array_access
=
974 ir
->get_max_ifc_array_access();
976 assert(max_ifc_array_access
!= NULL
);
978 if (max_ifc_array_access
[i
] >= (int)fields
[i
].type
->length
) {
979 printf("ir_variable has maximum access out of bounds for "
980 "field %s (%d vs %d)\n", fields
[i
].name
,
981 max_ifc_array_access
[i
], fields
[i
].type
->length
);
989 if (ir
->constant_initializer
!= NULL
&& !ir
->data
.has_initializer
) {
990 printf("ir_variable didn't have an initializer, but has a constant "
991 "initializer value.\n");
996 if (ir
->data
.mode
== ir_var_uniform
997 && is_gl_identifier(ir
->name
)
998 && ir
->get_state_slots() == NULL
) {
999 printf("built-in uniform has no state\n");
1004 return visit_continue
;
1008 ir_validate::visit_enter(ir_assignment
*ir
)
1010 const ir_dereference
*const lhs
= ir
->lhs
;
1011 if (lhs
->type
->is_scalar() || lhs
->type
->is_vector()) {
1012 if (ir
->write_mask
== 0) {
1013 printf("Assignment LHS is %s, but write mask is 0:\n",
1014 lhs
->type
->is_scalar() ? "scalar" : "vector");
1019 int lhs_components
= 0;
1020 for (int i
= 0; i
< 4; i
++) {
1021 if (ir
->write_mask
& (1 << i
))
1025 if (lhs_components
!= ir
->rhs
->type
->vector_elements
) {
1026 printf("Assignment count of LHS write mask channels enabled not\n"
1027 "matching RHS vector size (%d LHS, %d RHS).\n",
1028 lhs_components
, ir
->rhs
->type
->vector_elements
);
1034 this->validate_ir(ir
, this->data_enter
);
1036 return visit_continue
;
1040 ir_validate::visit_enter(ir_call
*ir
)
1042 ir_function_signature
*const callee
= ir
->callee
;
1044 if (callee
->ir_type
!= ir_type_function_signature
) {
1045 printf("IR called by ir_call is not ir_function_signature!\n");
1049 if (ir
->return_deref
) {
1050 if (ir
->return_deref
->type
!= callee
->return_type
) {
1051 printf("callee type %s does not match return storage type %s\n",
1052 callee
->return_type
->name
, ir
->return_deref
->type
->name
);
1055 } else if (callee
->return_type
!= glsl_type::void_type
) {
1056 printf("ir_call has non-void callee but no return storage\n");
1060 const exec_node
*formal_param_node
= callee
->parameters
.get_head_raw();
1061 const exec_node
*actual_param_node
= ir
->actual_parameters
.get_head_raw();
1063 if (formal_param_node
->is_tail_sentinel()
1064 != actual_param_node
->is_tail_sentinel()) {
1065 printf("ir_call has the wrong number of parameters:\n");
1068 if (formal_param_node
->is_tail_sentinel()) {
1071 const ir_variable
*formal_param
1072 = (const ir_variable
*) formal_param_node
;
1073 const ir_rvalue
*actual_param
1074 = (const ir_rvalue
*) actual_param_node
;
1075 if (formal_param
->type
!= actual_param
->type
) {
1076 printf("ir_call parameter type mismatch:\n");
1079 if (formal_param
->data
.mode
== ir_var_function_out
1080 || formal_param
->data
.mode
== ir_var_function_inout
) {
1081 if (!actual_param
->is_lvalue()) {
1082 printf("ir_call out/inout parameters must be lvalues:\n");
1086 formal_param_node
= formal_param_node
->next
;
1087 actual_param_node
= actual_param_node
->next
;
1090 return visit_continue
;
1094 printf("callee:\n");
1101 ir_validate::validate_ir(ir_instruction
*ir
, void *data
)
1103 struct set
*ir_set
= (struct set
*) data
;
1105 if (_mesa_set_search(ir_set
, ir
)) {
1106 printf("Instruction node present twice in ir tree:\n");
1111 _mesa_set_add(ir_set
, ir
);
1116 check_node_type(ir_instruction
*ir
, void *data
)
1120 if (ir
->ir_type
>= ir_type_max
) {
1121 printf("Instruction node with unset type\n");
1122 ir
->print(); printf("\n");
1124 ir_rvalue
*value
= ir
->as_rvalue();
1126 assert(value
->type
!= glsl_type::error_type
);
1131 validate_ir_tree(exec_list
*instructions
)
1133 /* We shouldn't have any reason to validate IR in a release build,
1134 * and it's half composed of assert()s anyway which wouldn't do
1140 v
.run(instructions
);
1142 foreach_in_list(ir_instruction
, ir
, instructions
) {
1143 visit_tree(ir
, check_node_type
, NULL
);