return -1;
if (!iter->type->is_integer()) {
+ const ir_expression_operation op = iter->type->is_double()
+ ? ir_unop_d2i : ir_unop_f2i;
ir_rvalue *cast =
- new(mem_ctx) ir_expression(ir_unop_f2i, glsl_type::int_type, iter,
- NULL);
+ new(mem_ctx) ir_expression(op, glsl_type::int_type, iter, NULL);
iter = cast->constant_expression_value();
}
const int bias[] = { -1, 0, 1 };
bool valid_loop = false;
- for (unsigned i = 0; i < Elements(bias); i++) {
- iter = (increment->type->is_integer())
- ? new(mem_ctx) ir_constant(iter_value + bias[i])
- : new(mem_ctx) ir_constant(float(iter_value + bias[i]));
+ for (unsigned i = 0; i < ARRAY_SIZE(bias); i++) {
+ /* Increment may be of type int, uint or float. */
+ switch (increment->type->base_type) {
+ case GLSL_TYPE_INT:
+ iter = new(mem_ctx) ir_constant(iter_value + bias[i]);
+ break;
+ case GLSL_TYPE_UINT:
+ iter = new(mem_ctx) ir_constant(unsigned(iter_value + bias[i]));
+ break;
+ case GLSL_TYPE_FLOAT:
+ iter = new(mem_ctx) ir_constant(float(iter_value + bias[i]));
+ break;
+ case GLSL_TYPE_DOUBLE:
+ iter = new(mem_ctx) ir_constant(double(iter_value + bias[i]));
+ break;
+ default:
+ unreachable("Unsupported type for loop iterator.");
+ }
ir_expression *const mul =
new(mem_ctx) ir_expression(ir_binop_mul, increment->type, iter,
* bound, then that terminates the loop, so we don't even need the limiting
* terminator.
*/
- foreach_list(node, &ls->terminators) {
- loop_terminator *t = (loop_terminator *) node;
-
+ foreach_in_list(loop_terminator, t, &ls->terminators) {
if (t->iterations < 0)
continue;