2 * Copyright © 2010 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
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,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
24 #include <inttypes.h> /* for PRIx64 macro */
25 #include "ir_print_visitor.h"
26 #include "compiler/glsl_types.h"
27 #include "glsl_parser_extras.h"
28 #include "main/macros.h"
29 #include "util/hash_table.h"
31 static void print_type(FILE *f, const glsl_type *t);
34 ir_instruction::print(void) const
40 ir_instruction::fprint(FILE *f) const
42 ir_instruction *deconsted = const_cast<ir_instruction *>(this);
44 ir_print_visitor v(f);
45 deconsted->accept(&v);
50 _mesa_print_ir(FILE *f, exec_list *instructions,
51 struct _mesa_glsl_parse_state *state)
54 for (unsigned i = 0; i < state->num_user_structures; i++) {
55 const glsl_type *const s = state->user_structures[i];
57 fprintf(f, "(structure (%s) (%s@%p) (%u) (\n",
58 s->name, s->name, (void *) s, s->length);
60 for (unsigned j = 0; j < s->length; j++) {
62 print_type(f, s->fields.structure[j].type);
63 fprintf(f, ")(%s))\n", s->fields.structure[j].name);
71 foreach_in_list(ir_instruction, ir, instructions) {
73 if (ir->ir_type != ir_type_function)
80 fprint_ir(FILE *f, const void *instruction)
82 const ir_instruction *ir = (const ir_instruction *)instruction;
88 ir_print_visitor::ir_print_visitor(FILE *f)
93 _mesa_hash_table_create(NULL, _mesa_hash_pointer, _mesa_key_pointer_equal);
94 symbols = _mesa_symbol_table_ctor();
95 mem_ctx = ralloc_context(NULL);
98 ir_print_visitor::~ir_print_visitor()
100 _mesa_hash_table_destroy(printable_names, NULL);
101 _mesa_symbol_table_dtor(symbols);
102 ralloc_free(mem_ctx);
105 void ir_print_visitor::indent(void)
107 for (int i = 0; i < indentation; i++)
112 ir_print_visitor::unique_name(ir_variable *var)
114 /* var->name can be NULL in function prototypes when a type is given for a
115 * parameter but no name is given. In that case, just return an empty
116 * string. Don't worry about tracking the generated name in the printable
117 * names hash because this is the only scope where it can ever appear.
119 if (var->name == NULL) {
120 static unsigned arg = 1;
121 return ralloc_asprintf(this->mem_ctx, "parameter@%u", arg++);
124 /* Do we already have a name for this variable? */
125 struct hash_entry * entry =
126 _mesa_hash_table_search(this->printable_names, var);
129 return (const char *) entry->data;
132 /* If there's no conflict, just use the original name */
133 const char* name = NULL;
134 if (_mesa_symbol_table_find_symbol(this->symbols, var->name) == NULL) {
137 static unsigned i = 1;
138 name = ralloc_asprintf(this->mem_ctx, "%s@%u", var->name, ++i);
140 _mesa_hash_table_insert(this->printable_names, var, (void *) name);
141 _mesa_symbol_table_add_symbol(this->symbols, name, var);
146 print_type(FILE *f, const glsl_type *t)
149 fprintf(f, "(array ");
150 print_type(f, t->fields.array);
151 fprintf(f, " %u)", t->length);
152 } else if (t->is_record() && !is_gl_identifier(t->name)) {
153 fprintf(f, "%s@%p", t->name, (void *) t);
155 fprintf(f, "%s", t->name);
159 void ir_print_visitor::visit(ir_rvalue *)
164 void ir_print_visitor::visit(ir_variable *ir)
166 fprintf(f, "(declare ");
168 char binding[32] = {0};
169 if (ir->data.binding)
170 snprintf(binding, sizeof(binding), "binding=%i ", ir->data.binding);
173 if (ir->data.location != -1)
174 snprintf(loc, sizeof(loc), "location=%i ", ir->data.location);
176 char component[32] = {0};
177 if (ir->data.explicit_component || ir->data.location_frac != 0)
178 snprintf(component, sizeof(component), "component=%i ", ir->data.location_frac);
180 char stream[32] = {0};
181 if (ir->data.stream & (1u << 31)) {
182 if (ir->data.stream & ~(1u << 31)) {
183 snprintf(stream, sizeof(stream), "stream(%u,%u,%u,%u) ",
184 ir->data.stream & 3, (ir->data.stream >> 2) & 3,
185 (ir->data.stream >> 4) & 3, (ir->data.stream >> 6) & 3);
187 } else if (ir->data.stream) {
188 snprintf(stream, sizeof(stream), "stream%u ", ir->data.stream);
191 char image_format[32] = {0};
192 if (ir->data.image_format) {
193 snprintf(image_format, sizeof(image_format), "format=%x ",
194 ir->data.image_format);
197 const char *const cent = (ir->data.centroid) ? "centroid " : "";
198 const char *const samp = (ir->data.sample) ? "sample " : "";
199 const char *const patc = (ir->data.patch) ? "patch " : "";
200 const char *const inv = (ir->data.invariant) ? "invariant " : "";
201 const char *const prec = (ir->data.precise) ? "precise " : "";
202 const char *const bindless = (ir->data.bindless) ? "bindless " : "";
203 const char *const bound = (ir->data.bound) ? "bound " : "";
204 const char *const memory_read_only = (ir->data.memory_read_only) ? "readonly " : "";
205 const char *const memory_write_only = (ir->data.memory_write_only) ? "writeonly " : "";
206 const char *const memory_coherent = (ir->data.memory_coherent) ? "coherent " : "";
207 const char *const memory_volatile = (ir->data.memory_volatile) ? "volatile " : "";
208 const char *const memory_restrict = (ir->data.memory_restrict) ? "restrict " : "";
209 const char *const mode[] = { "", "uniform ", "shader_storage ",
210 "shader_shared ", "shader_in ", "shader_out ",
211 "in ", "out ", "inout ",
212 "const_in ", "sys ", "temporary " };
213 STATIC_ASSERT(ARRAY_SIZE(mode) == ir_var_mode_count);
214 const char *const interp[] = { "", "smooth", "flat", "noperspective" };
215 STATIC_ASSERT(ARRAY_SIZE(interp) == INTERP_MODE_COUNT);
217 fprintf(f, "(%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s) ",
218 binding, loc, component, cent, bindless, bound,
219 image_format, memory_read_only, memory_write_only,
220 memory_coherent, memory_volatile, memory_restrict,
221 samp, patc, inv, prec, mode[ir->data.mode],
223 interp[ir->data.interpolation]);
225 print_type(f, ir->type);
226 fprintf(f, " %s)", unique_name(ir));
230 void ir_print_visitor::visit(ir_function_signature *ir)
232 _mesa_symbol_table_push_scope(symbols);
233 fprintf(f, "(signature ");
236 print_type(f, ir->return_type);
240 fprintf(f, "(parameters\n");
243 foreach_in_list(ir_variable, inst, &ir->parameters) {
258 foreach_in_list(ir_instruction, inst, &ir->body) {
267 _mesa_symbol_table_pop_scope(symbols);
271 void ir_print_visitor::visit(ir_function *ir)
273 fprintf(f, "(%s function %s\n", ir->is_subroutine ? "subroutine" : "", ir->name);
275 foreach_in_list(ir_function_signature, sig, &ir->signatures) {
286 void ir_print_visitor::visit(ir_expression *ir)
288 fprintf(f, "(expression ");
290 print_type(f, ir->type);
292 fprintf(f, " %s ", ir_expression_operation_strings[ir->operation]);
294 for (unsigned i = 0; i < ir->num_operands; i++) {
295 ir->operands[i]->accept(this);
302 void ir_print_visitor::visit(ir_texture *ir)
304 fprintf(f, "(%s ", ir->opcode_string());
306 if (ir->op == ir_samples_identical) {
307 ir->sampler->accept(this);
309 ir->coordinate->accept(this);
314 print_type(f, ir->type);
317 ir->sampler->accept(this);
320 if (ir->op != ir_txs && ir->op != ir_query_levels &&
321 ir->op != ir_texture_samples) {
322 ir->coordinate->accept(this);
326 if (ir->offset != NULL) {
327 ir->offset->accept(this);
335 if (ir->op != ir_txf && ir->op != ir_txf_ms &&
336 ir->op != ir_txs && ir->op != ir_tg4 &&
337 ir->op != ir_query_levels && ir->op != ir_texture_samples) {
339 ir->projector->accept(this);
343 if (ir->shadow_comparator) {
345 ir->shadow_comparator->accept(this);
356 case ir_query_levels:
357 case ir_texture_samples:
360 ir->lod_info.bias->accept(this);
365 ir->lod_info.lod->accept(this);
368 ir->lod_info.sample_index->accept(this);
372 ir->lod_info.grad.dPdx->accept(this);
374 ir->lod_info.grad.dPdy->accept(this);
378 ir->lod_info.component->accept(this);
380 case ir_samples_identical:
381 unreachable("ir_samples_identical was already handled");
387 void ir_print_visitor::visit(ir_swizzle *ir)
389 const unsigned swiz[4] = {
396 fprintf(f, "(swiz ");
397 for (unsigned i = 0; i < ir->mask.num_components; i++) {
398 fprintf(f, "%c", "xyzw"[swiz[i]]);
401 ir->val->accept(this);
406 void ir_print_visitor::visit(ir_dereference_variable *ir)
408 ir_variable *var = ir->variable_referenced();
409 fprintf(f, "(var_ref %s) ", unique_name(var));
413 void ir_print_visitor::visit(ir_dereference_array *ir)
415 fprintf(f, "(array_ref ");
416 ir->array->accept(this);
417 ir->array_index->accept(this);
422 void ir_print_visitor::visit(ir_dereference_record *ir)
424 fprintf(f, "(record_ref ");
425 ir->record->accept(this);
427 const char *field_name =
428 ir->record->type->fields.structure[ir->field_idx].name;
429 fprintf(f, " %s) ", field_name);
433 void ir_print_visitor::visit(ir_assignment *ir)
435 fprintf(f, "(assign ");
438 ir->condition->accept(this);
443 for (unsigned i = 0; i < 4; i++) {
444 if ((ir->write_mask & (1 << i)) != 0) {
451 fprintf(f, " (%s) ", mask);
453 ir->lhs->accept(this);
457 ir->rhs->accept(this);
462 void ir_print_visitor::visit(ir_constant *ir)
464 fprintf(f, "(constant ");
465 print_type(f, ir->type);
468 if (ir->type->is_array()) {
469 for (unsigned i = 0; i < ir->type->length; i++)
470 ir->get_array_element(i)->accept(this);
471 } else if (ir->type->is_record()) {
472 for (unsigned i = 0; i < ir->type->length; i++) {
473 fprintf(f, "(%s ", ir->type->fields.structure[i].name);
474 ir->get_record_field(i)->accept(this);
478 for (unsigned i = 0; i < ir->type->components(); i++) {
481 switch (ir->type->base_type) {
482 case GLSL_TYPE_UINT: fprintf(f, "%u", ir->value.u[i]); break;
483 case GLSL_TYPE_INT: fprintf(f, "%d", ir->value.i[i]); break;
484 case GLSL_TYPE_FLOAT:
485 if (ir->value.f[i] == 0.0f)
486 /* 0.0 == -0.0, so print with %f to get the proper sign. */
487 fprintf(f, "%f", ir->value.f[i]);
488 else if (fabs(ir->value.f[i]) < 0.000001f)
489 fprintf(f, "%a", ir->value.f[i]);
490 else if (fabs(ir->value.f[i]) > 1000000.0f)
491 fprintf(f, "%e", ir->value.f[i]);
493 fprintf(f, "%f", ir->value.f[i]);
495 case GLSL_TYPE_SAMPLER:
496 case GLSL_TYPE_IMAGE:
497 case GLSL_TYPE_UINT64:
498 fprintf(f, "%" PRIu64, ir->value.u64[i]);
500 case GLSL_TYPE_INT64: fprintf(f, "%" PRIi64, ir->value.i64[i]); break;
501 case GLSL_TYPE_BOOL: fprintf(f, "%d", ir->value.b[i]); break;
502 case GLSL_TYPE_DOUBLE:
503 if (ir->value.d[i] == 0.0)
504 /* 0.0 == -0.0, so print with %f to get the proper sign. */
505 fprintf(f, "%.1f", ir->value.d[i]);
506 else if (fabs(ir->value.d[i]) < 0.000001)
507 fprintf(f, "%a", ir->value.d[i]);
508 else if (fabs(ir->value.d[i]) > 1000000.0)
509 fprintf(f, "%e", ir->value.d[i]);
511 fprintf(f, "%f", ir->value.d[i]);
514 unreachable("Invalid constant type");
523 ir_print_visitor::visit(ir_call *ir)
525 fprintf(f, "(call %s ", ir->callee_name());
526 if (ir->return_deref)
527 ir->return_deref->accept(this);
529 foreach_in_list(ir_rvalue, param, &ir->actual_parameters) {
537 ir_print_visitor::visit(ir_return *ir)
539 fprintf(f, "(return");
541 ir_rvalue *const value = ir->get_value();
552 ir_print_visitor::visit(ir_discard *ir)
554 fprintf(f, "(discard ");
556 if (ir->condition != NULL) {
558 ir->condition->accept(this);
566 ir_print_visitor::visit(ir_if *ir)
569 ir->condition->accept(this);
574 foreach_in_list(ir_instruction, inst, &ir->then_instructions) {
585 if (!ir->else_instructions.is_empty()) {
589 foreach_in_list(ir_instruction, inst, &ir->else_instructions) {
604 ir_print_visitor::visit(ir_loop *ir)
606 fprintf(f, "(loop (\n");
609 foreach_in_list(ir_instruction, inst, &ir->body_instructions) {
621 ir_print_visitor::visit(ir_loop_jump *ir)
623 fprintf(f, "%s", ir->is_break() ? "break" : "continue");
627 ir_print_visitor::visit(ir_emit_vertex *ir)
629 fprintf(f, "(emit-vertex ");
630 ir->stream->accept(this);
635 ir_print_visitor::visit(ir_end_primitive *ir)
637 fprintf(f, "(end-primitive ");
638 ir->stream->accept(this);
643 ir_print_visitor::visit(ir_barrier *)
645 fprintf(f, "(barrier)\n");