/** If arg is an argument of the node, returns it's position, -1 otherwise */
int get_irn_pred_pos(ir_node *node, ir_node *arg);
/** Gets the visited counter of a node. */
-unsigned long get_irn_visited(const ir_node *node);
+ir_visited_t get_irn_visited(const ir_node *node);
/** Sets the visited counter of a node. */
-void set_irn_visited(ir_node *node, unsigned long visited);
+void set_irn_visited(ir_node *node, ir_visited_t visited);
/** Sets visited to get_irg_visited(current_ir_graph). */
void mark_irn_visited(ir_node *node);
/** Returns 1 if visited < get_irg_visited(current_ir_graph). */
/** A visited flag only for block nodes.
* @see also: get_irn_visited() inc_irg_visited() inc_irg_block_visited()*/
-unsigned long get_Block_block_visited(const ir_node *node);
-void set_Block_block_visited(ir_node *node, unsigned long visit);
+ir_visited_t get_Block_block_visited(const ir_node *node);
+void set_Block_block_visited(ir_node *node, ir_visited_t visit);
/**
* Marks a block as dead but do not replace it with a Bad node.
/* For this current_ir_graph must be set. */
void mark_Block_block_visited(ir_node *node);
-int Block_not_block_visited(const ir_node *node);
int Block_block_visited(const ir_node *node);
#ifdef INTERPROCEDURAL_VIEW
ir_node *get_Add_right(const ir_node *node);
void set_Add_right(ir_node *node, ir_node *right);
+ir_node *get_Carry_left(const ir_node *node);
+void set_Carry_left(ir_node *node, ir_node *left);
+ir_node *get_Carry_right(const ir_node *node);
+void set_Carry_right(ir_node *node, ir_node *right);
+
ir_node *get_Sub_left(const ir_node *node);
void set_Sub_left(ir_node *node, ir_node *left);
ir_node *get_Sub_right(const ir_node *node);
/** Returns corresponding operand of Tuple if node is a Proj from
a Tuple. */
ir_node *skip_Tuple(ir_node *node);
-/** returns operand of node if node is a Cast. */
+/** Returns operand of node if node is a Cast. */
ir_node *skip_Cast(ir_node *node);
const ir_node *skip_Cast_const(const ir_node *node);
+/** Returns operand of node if node is a Pin. */
+ir_node *skip_Pin(ir_node *node);
/** Returns operand of node if node is a Confirm */
ir_node *skip_Confirm(ir_node *node);
/** Skip all high-level Operations (including Cast, Confirm). */
int is_Quot(const ir_node *node);
/** Returns true if node is an Add node. */
int is_Add(const ir_node *node);
+/** Returns true if node is a Carry node. */
+int is_Carry(const ir_node *node);
/** Returns true if node is an And node. */
int is_And(const ir_node *node);
/** Returns true if node is an Or node. */