}
static INLINE ir_node *be_get_transformed_node(ir_node *old_node) {
- assert(irn_visited(old_node));
- return (ir_node*) get_irn_link(old_node);
+ if (irn_visited(old_node)) {
+ ir_node *new_node = get_irn_link(old_node);
+ assert(new_node != NULL);
+ return new_node;
+ }
+ return NULL;
}
void be_duplicate_deps(ir_node *old_node, ir_node *new_node) {
* Calls transformation function for given node and marks it visited.
*/
ir_node *be_transform_node(ir_node *node) {
- ir_node *new_node;
ir_op *op;
+ ir_node *new_node = be_get_transformed_node(node);
- if (irn_visited(node)) {
- new_node = be_get_transformed_node(node);
- assert(new_node != NULL);
+ if (new_node != NULL)
return new_node;
- }
mark_irn_visited(node);
DEBUG_ONLY(be_set_transformed_node(node, NULL));
fix_loops(anchor);
set_irn_n(new_anchor, i, anchor);
}
- set_irn_n(new_anchor, -1, get_irg_anchor(irg, anchor_end_block));
+ set_nodes_block(new_anchor, get_irg_anchor(irg, anchor_end_block));
del_waitq(env.worklist);
free_End(old_end);
#endif
if (node == macroblock) {
/* this node is a macroblock header */
- set_irn_n(block, -1, block);
+ set_Block_MacroBlock(block, block);
} else {
macroblock = be_transform_node(macroblock);
- set_irn_n(block, -1, macroblock);
+ set_Block_MacroBlock(block, macroblock);
}
be_set_transformed_node(node, block);
/* do the main transformation */
transform_nodes(irg, func, cg);
- /* we don't want the globals anchor anymore */
- set_irg_globals(irg, new_r_Bad(irg));
-
/* free the old obstack */
obstack_free(old_obst, 0);
xfree(old_obst);