+ case ir_quadop_vector:
+ /* The vector operator collects some number of scalars and generates a
+ * vector from them.
+ *
+ * - All of the operands must be scalar.
+ * - Number of operands must matche the size of the resulting vector.
+ * - Base type of the operands must match the base type of the result.
+ */
+ assert(ir->type->is_vector());
+ switch (ir->type->vector_elements) {
+ case 2:
+ assert(ir->operands[0]->type->is_scalar());
+ assert(ir->operands[0]->type->base_type == ir->type->base_type);
+ assert(ir->operands[1]->type->is_scalar());
+ assert(ir->operands[1]->type->base_type == ir->type->base_type);
+ assert(ir->operands[2] == NULL);
+ assert(ir->operands[3] == NULL);
+ break;
+ case 3:
+ assert(ir->operands[0]->type->is_scalar());
+ assert(ir->operands[0]->type->base_type == ir->type->base_type);
+ assert(ir->operands[1]->type->is_scalar());
+ assert(ir->operands[1]->type->base_type == ir->type->base_type);
+ assert(ir->operands[2]->type->is_scalar());
+ assert(ir->operands[2]->type->base_type == ir->type->base_type);
+ assert(ir->operands[3] == NULL);
+ break;
+ case 4:
+ assert(ir->operands[0]->type->is_scalar());
+ assert(ir->operands[0]->type->base_type == ir->type->base_type);
+ assert(ir->operands[1]->type->is_scalar());
+ assert(ir->operands[1]->type->base_type == ir->type->base_type);
+ assert(ir->operands[2]->type->is_scalar());
+ assert(ir->operands[2]->type->base_type == ir->type->base_type);
+ assert(ir->operands[3]->type->is_scalar());
+ assert(ir->operands[3]->type->base_type == ir->type->base_type);
+ break;
+ default:
+ /* The is_vector assertion above should prevent execution from ever
+ * getting here.
+ */
+ assert(!"Should not get here.");
+ break;
+ }