Remove unnecessary conversions to wider modes as operands of Cmp.

[libfirm] / ir / tr / type.c

diff --git a/ir/tr/type.c b/ir/tr/type.c
index d5f9d06..8bb3eed 100644 (file)
--- a/ir/tr/type.c
+++ b/ir/tr/type.c
@@ -1931,6 +1931,7 @@ ir_type *new_d_type_primitive(ident *name, ir_mode *mode, dbg_info *db) {
        ir_type *res = new_type(type_primitive, mode, name, db);
        res->size  = get_mode_size_bits(mode);
        res->flags |= tf_layout_fixed;
+       res->attr.ba.base_type = NULL;
        hook_new_type(res);
        return res;
 }
@@ -1939,7 +1940,7 @@ ir_type *new_type_primitive(ident *name, ir_mode *mode) {
        return new_d_type_primitive(name, mode, NULL);
 }
 
-/* typecheck */
+/* type check */
 int (is_Primitive_type)(const ir_type *primitive) {
        return _is_primitive_type(primitive);
 }
@@ -1953,6 +1954,17 @@ void set_primitive_mode(ir_type *tp, ir_mode *mode) {
        tp->mode = mode;
 }
 
+/* Return the base type of a primitive (bitfield) type or NULL if none. */
+ir_type *get_primitive_base_type(ir_type *tp) {
+       assert(is_Primitive_type(tp));
+       return tp->attr.ba.base_type;
+}
+
+/* Sets the base type of a primitive (bitfield) type. */
+void set_primitive_base_type(ir_type *tp, ir_type *base_tp) {
+       assert(is_Primitive_type(tp));
+       tp->attr.ba.base_type = base_tp;
+}
 
 /*-----------------------------------------------------------------*/
 /* common functionality                                            */