/*
- * 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.
*
/**
* convert a pointer into an integer
*/
-#define PTR_TO_INT(v) ((int)((char *)(v) - (char *)0))
+#define PTR_TO_INT(v) (((char *)(v) - (char *)0))
/**
* Dump a pset containing Firm objects.
* The famous clear_link_and_block_lists() walker-function.
* Sets all links fields of visited nodes to NULL.
* Additionally, clear all Phi-lists of visited blocks.
- * Do not implement it by yourself, use this one
+ * Do not implement it by yourself, use this one.
*/
void firm_clear_node_and_phi_links(ir_node *n, void *env);
/**
- * Copies a node to a new irg. The Ins of the new node point to
- * the predecessors on the old irg. n->link points to the new node.
- *
- * @param n The node to be copied
- * @param irg the new irg
- *
- * Does NOT copy standard nodes like Start, End etc that are fixed
- * in an irg. Instead, the corresponding nodes of the new irg are returned.
- * Note further, that the new nodes have no block.
+ * Walker function, sets all phi list heads fields of visited Blocks
+ * to NULL.
+ * Use in conjunction with firm_collect_block_phis().
*/
-void copy_irn_to_irg(ir_node *n, ir_graph *irg);
+void firm_clear_block_phis(ir_node *node, void *env);
/**
- * Creates an exact copy of a node.
- * The copy resists on the same graph in the same block.
- *
- * @param n the node to copy
- *
- * @note If the copy is not changed, the next CSE operation will
- * replace it by the original, so beware.
+ * Walker function, links all visited Phi nodes into its block links.
+ * Use in conjunction with firm_clear_block_phis().
*/
-ir_node *exact_copy(const ir_node *n);
+void firm_collect_block_phis(ir_node *node, void *env);
/**
- * Creates an ir_graph pass for running void function(ir_graph *irg).
- * Uses the default verifier and dumper.
- * The pass returns always 0.
+ * Creates an exact copy of a node with same inputs and attributes in the
+ * same block.
*
- * @param name the name of this pass
- * @param function the function to run
- *
- * @return the newly created ir_graph pass
+ * @param node the node to copy
*/
-ir_graph_pass_t *def_graph_pass(
- const char *name, void (*function)(ir_graph *irg));
+ir_node *exact_copy(const ir_node *node);
/**
- * Creates an ir_graph pass for running int function(ir_graph *irg).
- * Uses the default verifier and dumper.
- * The pass returns the return value of function.
- *
- * @param name the name of this pass
- * @param function the function to run
+ * Create an exact copy of a node with same inputs and attributes in the same
+ * block but puts the node on a graph which might be different than the graph
+ * of the original node.
+ * Note: You have to fixup the inputs/block later
+ */
+ir_node *irn_copy_into_irg(const ir_node *node, ir_graph *irg);
+
+/**
+ * This is a helper function used by some routines copying irg graphs
+ * This assumes that we have "old" nodes which have been copied to "new"
+ * nodes; The inputs of the new nodes still point to old nodes.
*
- * @return the newly created ir_graph pass
+ * Given an old(!) node this function rewires the matching new_node
+ * so that all its inputs point to new nodes afterwards.
*/
-ir_graph_pass_t *def_graph_pass_ret(
- const char *name, int (*function)(ir_graph *irg));
+void irn_rewire_inputs(ir_node *node);
/**
- * Creates an ir_prog pass for running void function().
- * Uses the default verifier and dumper.
- * The pass returns always 0.
+ * @deprecated
+ * Copies a node to a new irg. The Ins of the new node point to
+ * the predecessors on the old irg. n->link points to the new node.
*
- * @param name the name of this pass
- * @param function the function to run
+ * @param n The node to be copied
+ * @param irg the new irg
*
- * @return the newly created ir_graph pass
+ * Does NOT copy standard nodes like Start, End etc that are fixed
+ * in an irg. Instead, the corresponding nodes of the new irg are returned.
+ * Note further, that the new nodes have no block.
*/
-ir_prog_pass_t *def_prog_pass(
- const char *name, void (*function)(void));
+void copy_irn_to_irg(ir_node *n, ir_graph *irg);
#endif