/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
*/
typedef struct path_t {
unsigned vnum; /**< The value number. */
- unsigned path_len; /**< The length of the access path. */
+ size_t path_len; /**< The length of the access path. */
path_elem_t path[1]; /**< The path. */
} path_t;
/*
* Returns non-zero, if the address of an entity
- * represented by a Sel node (or it's successor Sels) is taken.
+ * represented by a Sel node (or its successor Sels) is taken.
*/
int is_address_taken(ir_node *sel)
{
*
* This function finds variables on the (members of the) frame type
* that can be scalar replaced, because their address is never taken.
- * If such a variable is found, it's entity link will hold a list of all
+ * If such a variable is found, its entity link will hold a list of all
* Sel nodes, that selects the atomic fields of this entity.
* Otherwise, the link will be ADDRESS_TAKEN or NULL.
*
}
/**
- * Return a path from the Sel node sel to it's root.
+ * Return a path from the Sel node "sel" to its root.
*
* @param sel the Sel node
* @param len the length of the path so far
*/
-static path_t *find_path(ir_node *sel, unsigned len)
+static path_t *find_path(ir_node *sel, size_t len)
{
- int pos, i, n;
+ size_t pos;
+ int i, n;
path_t *res;
ir_node *pred = get_Sel_ptr(sel);
} else
res = find_path(pred, len);
+ assert(len <= res->path_len);
pos = res->path_len - len;
res->path[pos++].ent = get_Sel_entity(sel);
SET_VNUM(sel, key->vnum);
DB((dbg, SET_LEVEL_3, " %+F represents value %u\n", sel, key->vnum));
- ARR_EXTO(ir_mode *, *modes, (int)((key->vnum + 15) & ~15));
+ ARR_EXTO(ir_mode *, *modes, (key->vnum + 15) & ~15);
(*modes)[key->vnum] = get_type_mode(get_entity_type(get_Sel_entity(sel)));