/* * Copyright © 2010 Intel Corporation * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ #include /* for PRIx64 macro */ #include "ir_print_visitor.h" #include "compiler/glsl_types.h" #include "glsl_parser_extras.h" #include "main/macros.h" #include "util/hash_table.h" static void print_type(FILE *f, const glsl_type *t); void ir_instruction::print(void) const { this->fprint(stdout); } void ir_instruction::fprint(FILE *f) const { ir_instruction *deconsted = const_cast(this); ir_print_visitor v(f); deconsted->accept(&v); } extern "C" { void _mesa_print_ir(FILE *f, exec_list *instructions, struct _mesa_glsl_parse_state *state) { if (state) { for (unsigned i = 0; i < state->num_user_structures; i++) { const glsl_type *const s = state->user_structures[i]; fprintf(f, "(structure (%s) (%s@%p) (%u) (\n", s->name, s->name, (void *) s, s->length); for (unsigned j = 0; j < s->length; j++) { fprintf(f, "\t(("); print_type(f, s->fields.structure[j].type); fprintf(f, ")(%s))\n", s->fields.structure[j].name); } fprintf(f, ")\n"); } } fprintf(f, "(\n"); foreach_in_list(ir_instruction, ir, instructions) { ir->fprint(f); if (ir->ir_type != ir_type_function) fprintf(f, "\n"); } fprintf(f, ")\n"); } void fprint_ir(FILE *f, const void *instruction) { const ir_instruction *ir = (const ir_instruction *)instruction; ir->fprint(f); } } /* extern "C" */ ir_print_visitor::ir_print_visitor(FILE *f) : f(f) { indentation = 0; printable_names = _mesa_hash_table_create(NULL, _mesa_hash_pointer, _mesa_key_pointer_equal); symbols = _mesa_symbol_table_ctor(); mem_ctx = ralloc_context(NULL); } ir_print_visitor::~ir_print_visitor() { _mesa_hash_table_destroy(printable_names, NULL); _mesa_symbol_table_dtor(symbols); ralloc_free(mem_ctx); } void ir_print_visitor::indent(void) { for (int i = 0; i < indentation; i++) fprintf(f, " "); } const char * ir_print_visitor::unique_name(ir_variable *var) { /* var->name can be NULL in function prototypes when a type is given for a * parameter but no name is given. In that case, just return an empty * string. Don't worry about tracking the generated name in the printable * names hash because this is the only scope where it can ever appear. */ if (var->name == NULL) { static unsigned arg = 1; return ralloc_asprintf(this->mem_ctx, "parameter@%u", arg++); } /* Do we already have a name for this variable? */ struct hash_entry * entry = _mesa_hash_table_search(this->printable_names, var); if (entry != NULL) { return (const char *) entry->data; } /* If there's no conflict, just use the original name */ const char* name = NULL; if (_mesa_symbol_table_find_symbol(this->symbols, var->name) == NULL) { name = var->name; } else { static unsigned i = 1; name = ralloc_asprintf(this->mem_ctx, "%s@%u", var->name, ++i); } _mesa_hash_table_insert(this->printable_names, var, (void *) name); _mesa_symbol_table_add_symbol(this->symbols, name, var); return name; } static void print_type(FILE *f, const glsl_type *t) { if (t->is_array()) { fprintf(f, "(array "); print_type(f, t->fields.array); fprintf(f, " %u)", t->length); } else if (t->is_record() && !is_gl_identifier(t->name)) { fprintf(f, "%s@%p", t->name, (void *) t); } else { fprintf(f, "%s", t->name); } } void ir_print_visitor::visit(ir_rvalue *) { fprintf(f, "error"); } void ir_print_visitor::visit(ir_variable *ir) { fprintf(f, "(declare "); char binding[32] = {0}; if (ir->data.binding) snprintf(binding, sizeof(binding), "binding=%i ", ir->data.binding); char loc[32] = {0}; if (ir->data.location != -1) snprintf(loc, sizeof(loc), "location=%i ", ir->data.location); char component[32] = {0}; if (ir->data.explicit_component) snprintf(component, sizeof(component), "component=%i ", ir->data.location_frac); char stream[32] = {0}; if (ir->data.stream & (1u << 31)) { if (ir->data.stream & ~(1u << 31)) { snprintf(stream, sizeof(stream), "stream(%u,%u,%u,%u) ", ir->data.stream & 3, (ir->data.stream >> 2) & 3, (ir->data.stream >> 4) & 3, (ir->data.stream >> 6) & 3); } } else if (ir->data.stream) { snprintf(stream, sizeof(stream), "stream%u ", ir->data.stream); } char image_format[32] = {0}; if (ir->data.image_format) { snprintf(image_format, sizeof(image_format), "format=%x ", ir->data.image_format); } const char *const cent = (ir->data.centroid) ? "centroid " : ""; const char *const samp = (ir->data.sample) ? "sample " : ""; const char *const patc = (ir->data.patch) ? "patch " : ""; const char *const inv = (ir->data.invariant) ? "invariant " : ""; const char *const prec = (ir->data.precise) ? "precise " : ""; const char *const bindless = (ir->data.bindless) ? "bindless " : ""; const char *const bound = (ir->data.bound) ? "bound " : ""; const char *const memory_read_only = (ir->data.memory_read_only) ? "readonly " : ""; const char *const memory_write_only = (ir->data.memory_write_only) ? "writeonly " : ""; const char *const memory_coherent = (ir->data.memory_coherent) ? "coherent " : ""; const char *const memory_volatile = (ir->data.memory_volatile) ? "volatile " : ""; const char *const memory_restrict = (ir->data.memory_restrict) ? "restrict " : ""; const char *const mode[] = { "", "uniform ", "shader_storage ", "shader_shared ", "shader_in ", "shader_out ", "in ", "out ", "inout ", "const_in ", "sys ", "temporary " }; STATIC_ASSERT(ARRAY_SIZE(mode) == ir_var_mode_count); const char *const interp[] = { "", "smooth", "flat", "noperspective" }; STATIC_ASSERT(ARRAY_SIZE(interp) == INTERP_MODE_COUNT); fprintf(f, "(%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s) ", binding, loc, component, cent, bindless, bound, image_format, memory_read_only, memory_write_only, memory_coherent, memory_volatile, memory_restrict, samp, patc, inv, prec, mode[ir->data.mode], stream, interp[ir->data.interpolation]); print_type(f, ir->type); fprintf(f, " %s)", unique_name(ir)); } void ir_print_visitor::visit(ir_function_signature *ir) { _mesa_symbol_table_push_scope(symbols); fprintf(f, "(signature "); indentation++; print_type(f, ir->return_type); fprintf(f, "\n"); indent(); fprintf(f, "(parameters\n"); indentation++; foreach_in_list(ir_variable, inst, &ir->parameters) { indent(); inst->accept(this); fprintf(f, "\n"); } indentation--; indent(); fprintf(f, ")\n"); indent(); fprintf(f, "(\n"); indentation++; foreach_in_list(ir_instruction, inst, &ir->body) { indent(); inst->accept(this); fprintf(f, "\n"); } indentation--; indent(); fprintf(f, "))\n"); indentation--; _mesa_symbol_table_pop_scope(symbols); } void ir_print_visitor::visit(ir_function *ir) { fprintf(f, "(%s function %s\n", ir->is_subroutine ? "subroutine" : "", ir->name); indentation++; foreach_in_list(ir_function_signature, sig, &ir->signatures) { indent(); sig->accept(this); fprintf(f, "\n"); } indentation--; indent(); fprintf(f, ")\n\n"); } void ir_print_visitor::visit(ir_expression *ir) { fprintf(f, "(expression "); print_type(f, ir->type); fprintf(f, " %s ", ir_expression_operation_strings[ir->operation]); for (unsigned i = 0; i < ir->get_num_operands(); i++) { ir->operands[i]->accept(this); } fprintf(f, ") "); } void ir_print_visitor::visit(ir_texture *ir) { fprintf(f, "(%s ", ir->opcode_string()); if (ir->op == ir_samples_identical) { ir->sampler->accept(this); fprintf(f, " "); ir->coordinate->accept(this); fprintf(f, ")"); return; } print_type(f, ir->type); fprintf(f, " "); ir->sampler->accept(this); fprintf(f, " "); if (ir->op != ir_txs && ir->op != ir_query_levels && ir->op != ir_texture_samples) { ir->coordinate->accept(this); fprintf(f, " "); if (ir->offset != NULL) { ir->offset->accept(this); } else { fprintf(f, "0"); } fprintf(f, " "); } if (ir->op != ir_txf && ir->op != ir_txf_ms && ir->op != ir_txs && ir->op != ir_tg4 && ir->op != ir_query_levels && ir->op != ir_texture_samples) { if (ir->projector) ir->projector->accept(this); else fprintf(f, "1"); if (ir->shadow_comparator) { fprintf(f, " "); ir->shadow_comparator->accept(this); } else { fprintf(f, " ()"); } } fprintf(f, " "); switch (ir->op) { case ir_tex: case ir_lod: case ir_query_levels: case ir_texture_samples: break; case ir_txb: ir->lod_info.bias->accept(this); break; case ir_txl: case ir_txf: case ir_txs: ir->lod_info.lod->accept(this); break; case ir_txf_ms: ir->lod_info.sample_index->accept(this); break; case ir_txd: fprintf(f, "("); ir->lod_info.grad.dPdx->accept(this); fprintf(f, " "); ir->lod_info.grad.dPdy->accept(this); fprintf(f, ")"); break; case ir_tg4: ir->lod_info.component->accept(this); break; case ir_samples_identical: unreachable("ir_samples_identical was already handled"); }; fprintf(f, ")"); } void ir_print_visitor::visit(ir_swizzle *ir) { const unsigned swiz[4] = { ir->mask.x, ir->mask.y, ir->mask.z, ir->mask.w, }; fprintf(f, "(swiz "); for (unsigned i = 0; i < ir->mask.num_components; i++) { fprintf(f, "%c", "xyzw"[swiz[i]]); } fprintf(f, " "); ir->val->accept(this); fprintf(f, ")"); } void ir_print_visitor::visit(ir_dereference_variable *ir) { ir_variable *var = ir->variable_referenced(); fprintf(f, "(var_ref %s) ", unique_name(var)); } void ir_print_visitor::visit(ir_dereference_array *ir) { fprintf(f, "(array_ref "); ir->array->accept(this); ir->array_index->accept(this); fprintf(f, ") "); } void ir_print_visitor::visit(ir_dereference_record *ir) { fprintf(f, "(record_ref "); ir->record->accept(this); fprintf(f, " %s) ", ir->field); } void ir_print_visitor::visit(ir_assignment *ir) { fprintf(f, "(assign "); if (ir->condition) ir->condition->accept(this); char mask[5]; unsigned j = 0; for (unsigned i = 0; i < 4; i++) { if ((ir->write_mask & (1 << i)) != 0) { mask[j] = "xyzw"[i]; j++; } } mask[j] = '\0'; fprintf(f, " (%s) ", mask); ir->lhs->accept(this); fprintf(f, " "); ir->rhs->accept(this); fprintf(f, ") "); } void ir_print_visitor::visit(ir_constant *ir) { fprintf(f, "(constant "); print_type(f, ir->type); fprintf(f, " ("); if (ir->type->is_array()) { for (unsigned i = 0; i < ir->type->length; i++) ir->get_array_element(i)->accept(this); } else if (ir->type->is_record()) { ir_constant *value = (ir_constant *) ir->components.get_head(); for (unsigned i = 0; i < ir->type->length; i++) { fprintf(f, "(%s ", ir->type->fields.structure[i].name); value->accept(this); fprintf(f, ")"); value = (ir_constant *) value->next; } } else { for (unsigned i = 0; i < ir->type->components(); i++) { if (i != 0) fprintf(f, " "); switch (ir->type->base_type) { case GLSL_TYPE_UINT: fprintf(f, "%u", ir->value.u[i]); break; case GLSL_TYPE_INT: fprintf(f, "%d", ir->value.i[i]); break; case GLSL_TYPE_FLOAT: if (ir->value.f[i] == 0.0f) /* 0.0 == -0.0, so print with %f to get the proper sign. */ fprintf(f, "%f", ir->value.f[i]); else if (fabs(ir->value.f[i]) < 0.000001f) fprintf(f, "%a", ir->value.f[i]); else if (fabs(ir->value.f[i]) > 1000000.0f) fprintf(f, "%e", ir->value.f[i]); else fprintf(f, "%f", ir->value.f[i]); break; case GLSL_TYPE_SAMPLER: case GLSL_TYPE_IMAGE: case GLSL_TYPE_UINT64: fprintf(f, "%" PRIu64, ir->value.u64[i]); break; case GLSL_TYPE_INT64: fprintf(f, "%" PRIi64, ir->value.i64[i]); break; case GLSL_TYPE_BOOL: fprintf(f, "%d", ir->value.b[i]); break; case GLSL_TYPE_DOUBLE: if (ir->value.d[i] == 0.0) /* 0.0 == -0.0, so print with %f to get the proper sign. */ fprintf(f, "%.1f", ir->value.d[i]); else if (fabs(ir->value.d[i]) < 0.000001) fprintf(f, "%a", ir->value.d[i]); else if (fabs(ir->value.d[i]) > 1000000.0) fprintf(f, "%e", ir->value.d[i]); else fprintf(f, "%f", ir->value.d[i]); break; default: unreachable("Invalid constant type"); } } } fprintf(f, ")) "); } void ir_print_visitor::visit(ir_call *ir) { fprintf(f, "(call %s ", ir->callee_name()); if (ir->return_deref) ir->return_deref->accept(this); fprintf(f, " ("); foreach_in_list(ir_rvalue, param, &ir->actual_parameters) { param->accept(this); } fprintf(f, "))\n"); } void ir_print_visitor::visit(ir_return *ir) { fprintf(f, "(return"); ir_rvalue *const value = ir->get_value(); if (value) { fprintf(f, " "); value->accept(this); } fprintf(f, ")"); } void ir_print_visitor::visit(ir_discard *ir) { fprintf(f, "(discard "); if (ir->condition != NULL) { fprintf(f, " "); ir->condition->accept(this); } fprintf(f, ")"); } void ir_print_visitor::visit(ir_if *ir) { fprintf(f, "(if "); ir->condition->accept(this); fprintf(f, "(\n"); indentation++; foreach_in_list(ir_instruction, inst, &ir->then_instructions) { indent(); inst->accept(this); fprintf(f, "\n"); } indentation--; indent(); fprintf(f, ")\n"); indent(); if (!ir->else_instructions.is_empty()) { fprintf(f, "(\n"); indentation++; foreach_in_list(ir_instruction, inst, &ir->else_instructions) { indent(); inst->accept(this); fprintf(f, "\n"); } indentation--; indent(); fprintf(f, "))\n"); } else { fprintf(f, "())\n"); } } void ir_print_visitor::visit(ir_loop *ir) { fprintf(f, "(loop (\n"); indentation++; foreach_in_list(ir_instruction, inst, &ir->body_instructions) { indent(); inst->accept(this); fprintf(f, "\n"); } indentation--; indent(); fprintf(f, "))\n"); } void ir_print_visitor::visit(ir_loop_jump *ir) { fprintf(f, "%s", ir->is_break() ? "break" : "continue"); } void ir_print_visitor::visit(ir_emit_vertex *ir) { fprintf(f, "(emit-vertex "); ir->stream->accept(this); fprintf(f, ")\n"); } void ir_print_visitor::visit(ir_end_primitive *ir) { fprintf(f, "(end-primitive "); ir->stream->accept(this); fprintf(f, ")\n"); } void ir_print_visitor::visit(ir_barrier *) { fprintf(f, "(barrier)\n"); }