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comparison src/share/vm/opto/loopPredicate.cpp @ 6144:5e990493719e

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7173340: C2: code cleanup: use PhaseIterGVN::replace_edge(Node*, int, Node*) where applicable Summary: replace frequent C2 optimizer code patterns with new methods calls Reviewed-by: kvn, twisti Contributed-by: vladimir.x.ivanov@oracle.com
author kvn
date Tue, 12 Jun 2012 16:23:31 -0700
parents 6987871cfb9b
children e626685e9f6c
comparison
equal deleted inserted replaced
6143:8b0a4867acf0 6144:5e990493719e
210 bool has_phi = false; 210 bool has_phi = false;
211 for (DUIterator_Fast imax, i = rgn->fast_outs(imax); i < imax; i++) { 211 for (DUIterator_Fast imax, i = rgn->fast_outs(imax); i < imax; i++) {
212 Node* use = rgn->fast_out(i); 212 Node* use = rgn->fast_out(i);
213 if (use->is_Phi() && use->outcnt() > 0) { 213 if (use->is_Phi() && use->outcnt() > 0) {
214 assert(use->in(0) == rgn, ""); 214 assert(use->in(0) == rgn, "");
215 _igvn.hash_delete(use); 215 _igvn.rehash_node_delayed(use);
216 use->add_req(use->in(proj_index)); 216 use->add_req(use->in(proj_index));
217 _igvn._worklist.push(use);
218 has_phi = true; 217 has_phi = true;
219 } 218 }
220 } 219 }
221 assert(!has_phi || rgn->req() > 3, "no phis when region is created"); 220 assert(!has_phi || rgn->req() > 3, "no phis when region is created");
222 221
282 assert(rgn->in(rgn->req() -1) == if_uct, "new edge should be last"); 281 assert(rgn->in(rgn->req() -1) == if_uct, "new edge should be last");
283 bool has_phi = false; 282 bool has_phi = false;
284 for (DUIterator_Fast imax, i = rgn->fast_outs(imax); i < imax; i++) { 283 for (DUIterator_Fast imax, i = rgn->fast_outs(imax); i < imax; i++) {
285 Node* use = rgn->fast_out(i); 284 Node* use = rgn->fast_out(i);
286 if (use->is_Phi() && use->outcnt() > 0) { 285 if (use->is_Phi() && use->outcnt() > 0) {
287 hash_delete(use); 286 rehash_node_delayed(use);
288 use->add_req(use->in(proj_index)); 287 use->add_req(use->in(proj_index));
289 _worklist.push(use);
290 has_phi = true; 288 has_phi = true;
291 } 289 }
292 } 290 }
293 assert(!has_phi || rgn->req() > 3, "no phis when region is created"); 291 assert(!has_phi || rgn->req() > 3, "no phis when region is created");
294 292