* a dereference chain.
*/
-#include <inttypes.h>
#include "ir.h"
#include "ir_hierarchical_visitor.h"
-#include "hash_table.h"
+#include "program/hash_table.h"
#include "glsl_types.h"
class ir_validate : public ir_hierarchical_visitor {
virtual ir_visitor_status visit(ir_variable *v);
virtual ir_visitor_status visit(ir_dereference_variable *ir);
- virtual ir_visitor_status visit(ir_if *ir);
+ virtual ir_visitor_status visit_enter(ir_if *ir);
+
+ virtual ir_visitor_status visit_leave(ir_loop *ir);
virtual ir_visitor_status visit_enter(ir_function *ir);
virtual ir_visitor_status visit_leave(ir_function *ir);
virtual ir_visitor_status visit_enter(ir_function_signature *ir);
+ virtual ir_visitor_status visit_leave(ir_expression *ir);
+ virtual ir_visitor_status visit_leave(ir_swizzle *ir);
+
+ virtual ir_visitor_status visit_enter(ir_assignment *ir);
+ virtual ir_visitor_status visit_enter(ir_call *ir);
+
static void validate_ir(ir_instruction *ir, void *data);
ir_function *current_function;
{
if ((ir->var == NULL) || (ir->var->as_variable() == NULL)) {
printf("ir_dereference_variable @ %p does not specify a variable %p\n",
- ir, ir->var);
+ (void *) ir, (void *) ir->var);
abort();
}
if (hash_table_find(ht, ir->var) == NULL) {
printf("ir_dereference_variable @ %p specifies undeclared variable "
"`%s' @ %p\n",
- ir, ir->var->name, ir->var);
+ (void *) ir, ir->var->name, (void *) ir->var);
abort();
}
}
ir_visitor_status
-ir_validate::visit(ir_if *ir)
+ir_validate::visit_enter(ir_if *ir)
{
if (ir->condition->type != glsl_type::bool_type) {
printf("ir_if condition %s type instead of bool.\n",
}
+ir_visitor_status
+ir_validate::visit_leave(ir_loop *ir)
+{
+ if (ir->counter != NULL) {
+ if ((ir->from == NULL) || (ir->to == NULL) || (ir->increment == NULL)) {
+ printf("ir_loop has invalid loop controls:\n"
+ " counter: %p\n"
+ " from: %p\n"
+ " to: %p\n"
+ " increment: %p\n",
+ (void *) ir->counter, (void *) ir->from, (void *) ir->to,
+ (void *) ir->increment);
+ abort();
+ }
+
+ if ((ir->cmp < ir_binop_less) || (ir->cmp > ir_binop_nequal)) {
+ printf("ir_loop has invalid comparitor %d\n", ir->cmp);
+ abort();
+ }
+ } else {
+ if ((ir->from != NULL) || (ir->to != NULL) || (ir->increment != NULL)) {
+ printf("ir_loop has invalid loop controls:\n"
+ " counter: %p\n"
+ " from: %p\n"
+ " to: %p\n"
+ " increment: %p\n",
+ (void *) ir->counter, (void *) ir->from, (void *) ir->to,
+ (void *) ir->increment);
+ abort();
+ }
+ }
+
+ return visit_continue;
+}
+
+
ir_visitor_status
ir_validate::visit_enter(ir_function *ir)
{
printf("Function definition nested inside another function "
"definition:\n");
printf("%s %p inside %s %p\n",
- ir->name, ir,
- this->current_function->name, this->current_function);
+ ir->name, (void *) ir,
+ this->current_function->name, (void *) this->current_function);
abort();
}
this->validate_ir(ir, this->data);
+ /* Verify that all of the things stored in the list of signatures are,
+ * in fact, function signatures.
+ */
+ foreach_list(node, &ir->signatures) {
+ ir_instruction *sig = (ir_instruction *) node;
+
+ if (sig->ir_type != ir_type_function_signature) {
+ printf("Non-signature in signature list of function `%s'\n",
+ ir->name);
+ abort();
+ }
+ }
+
return visit_continue;
}
ir_visitor_status
ir_validate::visit_leave(ir_function *ir)
{
- (void) ir;
+ assert(ralloc_parent(ir->name) == ir);
this->current_function = NULL;
return visit_continue;
printf("Function signature nested inside wrong function "
"definition:\n");
printf("%p inside %s %p instead of %s %p\n",
- ir,
- this->current_function->name, this->current_function,
- ir->function_name(), ir->function());
+ (void *) ir,
+ this->current_function->name, (void *) this->current_function,
+ ir->function_name(), (void *) ir->function());
+ abort();
+ }
+
+ if (ir->return_type == NULL) {
+ printf("Function signature %p for function %s has NULL return type.\n",
+ (void *) ir, ir->function_name());
abort();
}
return visit_continue;
}
+ir_visitor_status
+ir_validate::visit_leave(ir_expression *ir)
+{
+ switch (ir->operation) {
+ case ir_unop_bit_not:
+ assert(ir->operands[0]->type == ir->type);
+ break;
+ case ir_unop_logic_not:
+ assert(ir->type->base_type == GLSL_TYPE_BOOL);
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_BOOL);
+ break;
+
+ case ir_unop_neg:
+ case ir_unop_abs:
+ case ir_unop_sign:
+ case ir_unop_rcp:
+ case ir_unop_rsq:
+ case ir_unop_sqrt:
+ assert(ir->type == ir->operands[0]->type);
+ break;
+
+ case ir_unop_exp:
+ case ir_unop_log:
+ case ir_unop_exp2:
+ case ir_unop_log2:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->type == ir->operands[0]->type);
+ break;
+
+ case ir_unop_f2i:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->type->base_type == GLSL_TYPE_INT);
+ break;
+ case ir_unop_f2u:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->type->base_type == GLSL_TYPE_UINT);
+ break;
+ case ir_unop_i2f:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_INT);
+ assert(ir->type->base_type == GLSL_TYPE_FLOAT);
+ break;
+ case ir_unop_f2b:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->type->base_type == GLSL_TYPE_BOOL);
+ break;
+ case ir_unop_b2f:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_BOOL);
+ assert(ir->type->base_type == GLSL_TYPE_FLOAT);
+ break;
+ case ir_unop_i2b:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_INT);
+ assert(ir->type->base_type == GLSL_TYPE_BOOL);
+ break;
+ case ir_unop_b2i:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_BOOL);
+ assert(ir->type->base_type == GLSL_TYPE_INT);
+ break;
+ case ir_unop_u2f:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_UINT);
+ assert(ir->type->base_type == GLSL_TYPE_FLOAT);
+ break;
+ case ir_unop_i2u:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_INT);
+ assert(ir->type->base_type == GLSL_TYPE_UINT);
+ break;
+ case ir_unop_u2i:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_UINT);
+ assert(ir->type->base_type == GLSL_TYPE_INT);
+ break;
+ case ir_unop_bitcast_i2f:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_INT);
+ assert(ir->type->base_type == GLSL_TYPE_FLOAT);
+ break;
+ case ir_unop_bitcast_f2i:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->type->base_type == GLSL_TYPE_INT);
+ break;
+ case ir_unop_bitcast_u2f:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_UINT);
+ assert(ir->type->base_type == GLSL_TYPE_FLOAT);
+ break;
+ case ir_unop_bitcast_f2u:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->type->base_type == GLSL_TYPE_UINT);
+ break;
+
+ case ir_unop_any:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_BOOL);
+ assert(ir->type == glsl_type::bool_type);
+ break;
+
+ case ir_unop_trunc:
+ case ir_unop_round_even:
+ case ir_unop_ceil:
+ case ir_unop_floor:
+ case ir_unop_fract:
+ case ir_unop_sin:
+ case ir_unop_cos:
+ case ir_unop_sin_reduced:
+ case ir_unop_cos_reduced:
+ case ir_unop_dFdx:
+ case ir_unop_dFdy:
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->operands[0]->type == ir->type);
+ break;
+
+ case ir_unop_noise:
+ /* XXX what can we assert here? */
+ break;
+
+ case ir_binop_add:
+ case ir_binop_sub:
+ case ir_binop_mul:
+ case ir_binop_div:
+ case ir_binop_mod:
+ case ir_binop_min:
+ case ir_binop_max:
+ case ir_binop_pow:
+ if (ir->operands[0]->type->is_scalar())
+ assert(ir->operands[1]->type == ir->type);
+ else if (ir->operands[1]->type->is_scalar())
+ assert(ir->operands[0]->type == ir->type);
+ else if (ir->operands[0]->type->is_vector() &&
+ ir->operands[1]->type->is_vector()) {
+ assert(ir->operands[0]->type == ir->operands[1]->type);
+ assert(ir->operands[0]->type == ir->type);
+ }
+ break;
+
+ case ir_binop_less:
+ case ir_binop_greater:
+ case ir_binop_lequal:
+ case ir_binop_gequal:
+ case ir_binop_equal:
+ case ir_binop_nequal:
+ /* The semantics of the IR operators differ from the GLSL <, >, <=, >=,
+ * ==, and != operators. The IR operators perform a component-wise
+ * comparison on scalar or vector types and return a boolean scalar or
+ * vector type of the same size.
+ */
+ assert(ir->type->base_type == GLSL_TYPE_BOOL);
+ assert(ir->operands[0]->type == ir->operands[1]->type);
+ assert(ir->operands[0]->type->is_vector()
+ || ir->operands[0]->type->is_scalar());
+ assert(ir->operands[0]->type->vector_elements
+ == ir->type->vector_elements);
+ break;
+
+ case ir_binop_all_equal:
+ case ir_binop_any_nequal:
+ /* GLSL == and != operate on scalars, vectors, matrices and arrays, and
+ * return a scalar boolean. The IR matches that.
+ */
+ assert(ir->type == glsl_type::bool_type);
+ assert(ir->operands[0]->type == ir->operands[1]->type);
+ break;
+
+ case ir_binop_lshift:
+ case ir_binop_rshift:
+ assert(ir->operands[0]->type->is_integer() &&
+ ir->operands[1]->type->is_integer());
+ if (ir->operands[0]->type->is_scalar()) {
+ assert(ir->operands[1]->type->is_scalar());
+ }
+ if (ir->operands[0]->type->is_vector() &&
+ ir->operands[1]->type->is_vector()) {
+ assert(ir->operands[0]->type->components() ==
+ ir->operands[1]->type->components());
+ }
+ assert(ir->type == ir->operands[0]->type);
+ break;
+
+ case ir_binop_bit_and:
+ case ir_binop_bit_xor:
+ case ir_binop_bit_or:
+ assert(ir->operands[0]->type->base_type ==
+ ir->operands[1]->type->base_type);
+ assert(ir->type->is_integer());
+ if (ir->operands[0]->type->is_vector() &&
+ ir->operands[1]->type->is_vector()) {
+ assert(ir->operands[0]->type->vector_elements ==
+ ir->operands[1]->type->vector_elements);
+ }
+ break;
+
+ case ir_binop_logic_and:
+ case ir_binop_logic_xor:
+ case ir_binop_logic_or:
+ assert(ir->type == glsl_type::bool_type);
+ assert(ir->operands[0]->type == glsl_type::bool_type);
+ assert(ir->operands[1]->type == glsl_type::bool_type);
+ break;
+
+ case ir_binop_dot:
+ assert(ir->type == glsl_type::float_type);
+ assert(ir->operands[0]->type->base_type == GLSL_TYPE_FLOAT);
+ assert(ir->operands[0]->type->is_vector());
+ assert(ir->operands[0]->type == ir->operands[1]->type);
+ break;
+
+ case ir_binop_ubo_load:
+ assert(ir->operands[0]->as_constant());
+ assert(ir->operands[0]->type == glsl_type::uint_type);
+
+ assert(ir->operands[1]->type == glsl_type::uint_type);
+ break;
+
+ 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;
+ }
+ }
+
+ return visit_continue;
+}
+
+ir_visitor_status
+ir_validate::visit_leave(ir_swizzle *ir)
+{
+ unsigned int chans[4] = {ir->mask.x, ir->mask.y, ir->mask.z, ir->mask.w};
+
+ for (unsigned int i = 0; i < ir->type->vector_elements; i++) {
+ if (chans[i] >= ir->val->type->vector_elements) {
+ printf("ir_swizzle @ %p specifies a channel not present "
+ "in the value.\n", (void *) ir);
+ ir->print();
+ abort();
+ }
+ }
+
+ return visit_continue;
+}
+
ir_visitor_status
ir_validate::visit(ir_variable *ir)
{
* in the ir_dereference_variable handler to ensure that a variable is
* declared before it is dereferenced.
*/
+ if (ir->name)
+ assert(ralloc_parent(ir->name) == ir);
+
hash_table_insert(ht, ir, ir);
+
+
+ /* If a variable is an array, verify that the maximum array index is in
+ * bounds. There was once an error in AST-to-HIR conversion that set this
+ * to be out of bounds.
+ */
+ if (ir->type->array_size() > 0) {
+ if (ir->max_array_access >= ir->type->length) {
+ printf("ir_variable has maximum access out of bounds (%d vs %d)\n",
+ ir->max_array_access, ir->type->length - 1);
+ ir->print();
+ abort();
+ }
+ }
+
+ if (ir->constant_initializer != NULL && !ir->has_initializer) {
+ printf("ir_variable didn't have an initializer, but has a constant "
+ "initializer value.\n");
+ ir->print();
+ abort();
+ }
+
+ return visit_continue;
+}
+
+ir_visitor_status
+ir_validate::visit_enter(ir_assignment *ir)
+{
+ const ir_dereference *const lhs = ir->lhs;
+ if (lhs->type->is_scalar() || lhs->type->is_vector()) {
+ if (ir->write_mask == 0) {
+ printf("Assignment LHS is %s, but write mask is 0:\n",
+ lhs->type->is_scalar() ? "scalar" : "vector");
+ ir->print();
+ abort();
+ }
+
+ int lhs_components = 0;
+ for (int i = 0; i < 4; i++) {
+ if (ir->write_mask & (1 << i))
+ lhs_components++;
+ }
+
+ if (lhs_components != ir->rhs->type->vector_elements) {
+ printf("Assignment count of LHS write mask channels enabled not\n"
+ "matching RHS vector size (%d LHS, %d RHS).\n",
+ lhs_components, ir->rhs->type->vector_elements);
+ ir->print();
+ abort();
+ }
+ }
+
+ this->validate_ir(ir, this->data);
+
return visit_continue;
}
+ir_visitor_status
+ir_validate::visit_enter(ir_call *ir)
+{
+ ir_function_signature *const callee = ir->callee;
+
+ if (callee->ir_type != ir_type_function_signature) {
+ printf("IR called by ir_call is not ir_function_signature!\n");
+ abort();
+ }
+
+ if (ir->return_deref) {
+ if (ir->return_deref->type != callee->return_type) {
+ printf("callee type %s does not match return storage type %s\n",
+ callee->return_type->name, ir->return_deref->type->name);
+ abort();
+ }
+ } else if (callee->return_type != glsl_type::void_type) {
+ printf("ir_call has non-void callee but no return storage\n");
+ abort();
+ }
+
+ const exec_node *formal_param_node = callee->parameters.head;
+ const exec_node *actual_param_node = ir->actual_parameters.head;
+ while (true) {
+ if (formal_param_node->is_tail_sentinel()
+ != actual_param_node->is_tail_sentinel()) {
+ printf("ir_call has the wrong number of parameters:\n");
+ goto dump_ir;
+ }
+ if (formal_param_node->is_tail_sentinel()) {
+ break;
+ }
+ const ir_variable *formal_param
+ = (const ir_variable *) formal_param_node;
+ const ir_rvalue *actual_param
+ = (const ir_rvalue *) actual_param_node;
+ if (formal_param->type != actual_param->type) {
+ printf("ir_call parameter type mismatch:\n");
+ goto dump_ir;
+ }
+ if (formal_param->mode == ir_var_out
+ || formal_param->mode == ir_var_inout) {
+ if (!actual_param->is_lvalue()) {
+ printf("ir_call out/inout parameters must be lvalues:\n");
+ goto dump_ir;
+ }
+ }
+ formal_param_node = formal_param_node->next;
+ actual_param_node = actual_param_node->next;
+ }
+
+ return visit_continue;
+
+dump_ir:
+ ir->print();
+ printf("callee:\n");
+ callee->print();
+ abort();
+ return visit_stop;
+}
+
void
ir_validate::validate_ir(ir_instruction *ir, void *data)
{
void
check_node_type(ir_instruction *ir, void *data)
{
+ (void) data;
+
if (ir->ir_type <= ir_type_unset || ir->ir_type >= ir_type_max) {
printf("Instruction node with unset type\n");
ir->print(); printf("\n");
}
- assert(ir->type != glsl_type::error_type);
+ ir_rvalue *value = ir->as_rvalue();
+ if (value != NULL)
+ assert(value->type != glsl_type::error_type);
}
void