return false;
}
+bool ir_rvalue::is_basis() const
+{
+ return false;
+}
+
/**
* Modify the swizzle make to move one component to another
*
case ir_unop_f2i:
case ir_unop_b2i:
case ir_unop_u2i:
+ case ir_unop_bitcast_f2i:
this->type = glsl_type::get_instance(GLSL_TYPE_INT,
op0->type->vector_elements, 1);
break;
case ir_unop_b2f:
case ir_unop_i2f:
case ir_unop_u2f:
+ case ir_unop_bitcast_i2f:
+ case ir_unop_bitcast_u2f:
this->type = glsl_type::get_instance(GLSL_TYPE_FLOAT,
op0->type->vector_elements, 1);
break;
break;
case ir_unop_i2u:
+ case ir_unop_f2u:
+ case ir_unop_bitcast_f2u:
this->type = glsl_type::get_instance(GLSL_TYPE_UINT,
op0->type->vector_elements, 1);
break;
"exp2",
"log2",
"f2i",
+ "f2u",
"i2f",
"f2b",
"b2f",
"u2f",
"i2u",
"u2i",
+ "bitcast_i2f",
+ "bitcast_f2i",
+ "bitcast_u2f",
+ "bitcast_f2u",
"any",
"trunc",
"ceil",
"min",
"max",
"pow",
+ "ubo_load",
"vector",
};
ir_constant *
ir_constant::zero(void *mem_ctx, const glsl_type *type)
{
- assert(type->is_numeric() || type->is_boolean());
+ assert(type->is_scalar() || type->is_vector() || type->is_matrix()
+ || type->is_record() || type->is_array());
ir_constant *c = new(mem_ctx) ir_constant;
c->type = type;
memset(&c->value, 0, sizeof(c->value));
+ if (type->is_array()) {
+ c->array_elements = ralloc_array(c, ir_constant *, type->length);
+
+ for (unsigned i = 0; i < type->length; i++)
+ c->array_elements[i] = ir_constant::zero(c, type->element_type());
+ }
+
+ if (type->is_record()) {
+ for (unsigned i = 0; i < type->length; i++) {
+ ir_constant *comp = ir_constant::zero(mem_ctx, type->fields.structure[i].type);
+ c->components.push_tail(comp);
+ }
+ }
+
return c;
}
return (ir_constant *) node;
}
+void
+ir_constant::copy_offset(ir_constant *src, int offset)
+{
+ switch (this->type->base_type) {
+ case GLSL_TYPE_UINT:
+ case GLSL_TYPE_INT:
+ case GLSL_TYPE_FLOAT:
+ case GLSL_TYPE_BOOL: {
+ unsigned int size = src->type->components();
+ assert (size <= this->type->components() - offset);
+ for (unsigned int i=0; i<size; i++) {
+ switch (this->type->base_type) {
+ case GLSL_TYPE_UINT:
+ value.u[i+offset] = src->get_uint_component(i);
+ break;
+ case GLSL_TYPE_INT:
+ value.i[i+offset] = src->get_int_component(i);
+ break;
+ case GLSL_TYPE_FLOAT:
+ value.f[i+offset] = src->get_float_component(i);
+ break;
+ case GLSL_TYPE_BOOL:
+ value.b[i+offset] = src->get_bool_component(i);
+ break;
+ default: // Shut up the compiler
+ break;
+ }
+ }
+ break;
+ }
+
+ case GLSL_TYPE_STRUCT: {
+ assert (src->type == this->type);
+ this->components.make_empty();
+ foreach_list(node, &src->components) {
+ ir_constant *const orig = (ir_constant *) node;
+
+ this->components.push_tail(orig->clone(this, NULL));
+ }
+ break;
+ }
+
+ case GLSL_TYPE_ARRAY: {
+ assert (src->type == this->type);
+ for (unsigned i = 0; i < this->type->length; i++) {
+ this->array_elements[i] = src->array_elements[i]->clone(this, NULL);
+ }
+ break;
+ }
+
+ default:
+ assert(!"Should not get here.");
+ break;
+ }
+}
+
+void
+ir_constant::copy_masked_offset(ir_constant *src, int offset, unsigned int mask)
+{
+ assert (!type->is_array() && !type->is_record());
+
+ if (!type->is_vector() && !type->is_matrix()) {
+ offset = 0;
+ mask = 1;
+ }
+
+ int id = 0;
+ for (int i=0; i<4; i++) {
+ if (mask & (1 << i)) {
+ switch (this->type->base_type) {
+ case GLSL_TYPE_UINT:
+ value.u[i+offset] = src->get_uint_component(id++);
+ break;
+ case GLSL_TYPE_INT:
+ value.i[i+offset] = src->get_int_component(id++);
+ break;
+ case GLSL_TYPE_FLOAT:
+ value.f[i+offset] = src->get_float_component(id++);
+ break;
+ case GLSL_TYPE_BOOL:
+ value.b[i+offset] = src->get_bool_component(id++);
+ break;
+ default:
+ assert(!"Should not get here.");
+ return;
+ }
+ }
+ }
+}
bool
ir_constant::has_value(const ir_constant *c) const
return true;
}
+bool
+ir_constant::is_basis() const
+{
+ if (!this->type->is_scalar() && !this->type->is_vector())
+ return false;
+
+ if (this->type->is_boolean())
+ return false;
+
+ unsigned ones = 0;
+ for (unsigned c = 0; c < this->type->vector_elements; c++) {
+ switch (this->type->base_type) {
+ case GLSL_TYPE_FLOAT:
+ if (this->value.f[c] == 1.0)
+ ones++;
+ else if (this->value.f[c] != 0.0)
+ return false;
+ break;
+ case GLSL_TYPE_INT:
+ if (this->value.i[c] == 1)
+ ones++;
+ else if (this->value.i[c] != 0)
+ return false;
+ break;
+ case GLSL_TYPE_UINT:
+ if (int(this->value.u[c]) == 1)
+ ones++;
+ else if (int(this->value.u[c]) != 0)
+ return false;
+ break;
+ default:
+ /* The only other base types are structures, arrays, samplers, and
+ * booleans. Samplers cannot be constants, and the others should
+ * have been filtered out above.
+ */
+ assert(!"Should not get here.");
+ return false;
+ }
+ }
+
+ return ones == 1;
+}
+
ir_loop::ir_loop()
{
this->ir_type = ir_type_loop;
ir_dereference_variable::ir_dereference_variable(ir_variable *var)
{
+ assert(var != NULL);
+
this->ir_type = ir_type_dereference_variable;
this->var = var;
- this->type = (var != NULL) ? var->type : glsl_type::error_type;
+ this->type = var->type;
}
this->explicit_location = false;
this->has_initializer = false;
this->location = -1;
+ this->uniform_block = -1;
this->warn_extension = NULL;
this->constant_value = NULL;
this->constant_initializer = NULL;
{
this->ir_type = ir_type_function_signature;
this->is_builtin = false;
+ this->origin = NULL;
}
}
-ir_call *
-ir_call::get_error_instruction(void *ctx)
+ir_rvalue *
+ir_rvalue::error_value(void *mem_ctx)
{
- ir_call *call = new(ctx) ir_call;
+ ir_rvalue *v = new(mem_ctx) ir_rvalue;
- call->type = glsl_type::error_type;
- return call;
+ v->type = glsl_type::error_type;
+ return v;
}
-void
-ir_call::set_callee(ir_function_signature *sig)
-{
- assert((this->type == NULL) || (this->type == sig->return_type));
-
- this->callee = sig;
-}
void
visit_exec_list(exec_list *list, ir_visitor *visitor)