# include "irprog_t.h"
# include "irgwalk.h"
# include "ident.h"
+# include "trouts.h"
#define VERBOSE_UNKNOWN_TYPE(s) printf s
/* ------------ Building and Removing the type information ----------- */
-/* init type link field so that types point to their pointers. */
-void precompute_pointer_types(void) {
+/**
+ * init type link field so that types point to their pointers.
+ */
+static void precompute_pointer_types(void) {
+#if 0
int i;
set_type_link(firm_unknown_type, firm_unknown_type);
set_type_link(firm_none_type, firm_unknown_type);
- for (i = 0; i < get_irp_n_types(); ++i)
+
+ for (i = get_irp_n_types() - 1; i >= 0; --i)
set_type_link(get_irp_type(i), (void *)firm_unknown_type);
- for (i = get_irp_n_types()-1; i>=0; --i) {
+
+ for (i = get_irp_n_types() - 1; i >= 0; --i) {
type *tp = get_irp_type(i);
if (is_Pointer_type(tp))
set_type_link(get_pointer_points_to_type(tp), (void *)tp);
}
+#else
+ compute_trouts();
+#endif
}
-/* Store pointer in link to speed up search of pointer type. */
+/**
+ * Returns a pointer to type which was stored in the link field
+ * to speed up search.
+ */
static type *find_pointer_type_to (type *tp) {
+#if 0
return (type *)get_type_link(tp);
+#else
+ if (get_type_n_pointertypes_to(tp) > 0)
+ return get_type_pointertype_to(tp, 0);
+ else
+ return firm_unknown_type;
+#endif
}
-static type* compute_irn_type(ir_node *n);
+static type *compute_irn_type(ir_node *n);
static type *find_type_for_Proj(ir_node *n) {
type *tp;
+
+ /* Avoid nested Tuples. */
ir_node *pred = skip_Tuple(get_Proj_pred(n));
ir_mode *m = get_irn_mode(n);
} else if (get_irn_op(pred_pred) == op_Call) {
type *mtp = get_Call_type(pred_pred);
tp = get_method_res_type(mtp, get_Proj_proj(n));
+ } else if (get_irn_op(pred_pred) == op_Tuple) {
+ assert(0 && "Encountered nested Tuple");
} else {
VERBOSE_UNKNOWN_TYPE(("Proj %ld from Proj from ??: unknown type\n", get_irn_node_nr(n)));
tp = firm_unknown_type;
tp = firm_unknown_type;
}
} break;
+ case iro_Tuple: {
+ tp = compute_irn_type(get_Tuple_pred(pred, get_Proj_proj(n)));
+ } break;
default:
tp = compute_irn_type(pred);
}
return tp;
}
+/**
+ * Try to determine the type of a node.
+ * If a type cannot be determined, return @p firm_none_type.
+ */
static type *find_type_for_node(ir_node *n) {
type *tp = NULL;
type *tp1 = NULL, *tp2 = NULL;
if (tp1 == tp2) { tp = tp1; break; }
- if (get_firm_verbosity() > 1) {
+ if (get_firm_verbosity() > 55) { // Do not commit 55! should be 1.
VERBOSE_UNKNOWN_TYPE(("Phi %ld with two different types: %s, %s: unknown type.\n", get_irn_node_nr(n),
get_type_name(tp1), get_type_name(tp2)));
}
/* catch special cases with fallthrough to binop/unop cases in default. */
case iro_Sub: {
if (mode_is_int(get_irn_mode(n)) &&
- mode_is_reference(get_irn_mode(a)) &&
- mode_is_reference(get_irn_mode(b)) ) {
+ mode_is_reference(get_irn_mode(a)) &&
+ mode_is_reference(get_irn_mode(b)) ) {
VERBOSE_UNKNOWN_TYPE(("Sub %ld ptr - ptr = int: unknown type\n", get_irn_node_nr(n)));
tp = firm_unknown_type; break;
}
} /* fall through to Add. */
case iro_Add: {
if (mode_is_reference(get_irn_mode(n)) &&
- mode_is_reference(get_irn_mode(a)) &&
- mode_is_int(get_irn_mode(b)) ) {
+ mode_is_reference(get_irn_mode(a)) &&
+ mode_is_int(get_irn_mode(b)) ) {
tp = tp1; break;
}
if (mode_is_reference(get_irn_mode(n)) &&
- mode_is_int(get_irn_mode(a)) &&
- mode_is_reference(get_irn_mode(b)) ) {
+ mode_is_int(get_irn_mode(a)) &&
+ mode_is_reference(get_irn_mode(b)) ) {
tp = tp2; break;
}
goto default_code;
} break;
default:
- default_code: {
+default_code: {
if (is_unop(n)) {
/* Is is proper to walk past a Conv??? */
tp = phi_cycle_type;
break;
}
- if (get_firm_verbosity() > 1) {
- VERBOSE_UNKNOWN_TYPE(("Binop %ld with two different types: %s, %s: unknown type \n", get_irn_node_nr(n),
+ if (get_firm_verbosity() > 55) {
+ VERBOSE_UNKNOWN_TYPE(("Binop %ld with two different types: %s, %s: unknown type \n", get_irn_node_nr(n),
get_type_name(tp1), get_type_name(tp2)));
}
tp = firm_unknown_type;
}
-static type* compute_irn_type(ir_node *n) {
+static type *compute_irn_type(ir_node *n) {
type *tp = get_irn_typeinfo_type(n);
if (tp == initial_type) {