*/
ir_op_ops *firm_set_default_get_entity_attr(ir_opcode code, ir_op_ops *ops);
+/**
+ * Returns an array with the predecessors of the Block. Depending on
+ * the implementation of the graph data structure this can be a copy of
+ * the internal representation of predecessors as well as the internal
+ * array itself. Therefore writing to this array might obstruct the IR.
+ */
+ir_node **get_Block_cfgpred_arr(ir_node *node);
+
/*-------------------------------------------------------------------*/
/* These function are most used in libfirm. Give them as static */
/* functions so they can be inlined. */
return (_get_irn_op(node) == op_Carry);
}
+static inline int
+_is_Borrow(const ir_node *node) {
+ assert(node);
+ return (_get_irn_op(node) == op_Borrow);
+}
+
static inline int
_is_And(const ir_node *node) {
assert(node);
* We walk from the predecessor to the next pinned node
* (skip_Proj) and return the block that node is in.
* - If we encounter the Bad node, this function does not return
- * Start, but the Bad node.
+ * the Start block, but the Bad node.
*/
static inline ir_node *
_get_Block_cfgpred_block(const ir_node *node, int pos) {
#define is_Quot(node) _is_Quot(node)
#define is_Add(node) _is_Add(node)
#define is_Carry(node) _is_Carry(node)
+#define is_Borrow(node) _is_Borrow(node)
#define is_And(node) _is_And(node)
#define is_Or(node) _is_Or(node)
#define is_Eor(node) _is_Eor(node)