Mercurial > hg > truffle
comparison src/share/vm/opto/node.cpp @ 12355:cefad50507d8
Merge with hs25-b53
| author | Gilles Duboscq <duboscq@ssw.jku.at> |
|---|---|
| date | Fri, 11 Oct 2013 10:38:03 +0200 |
| parents | 766fac3395d6 |
| children | 8c0e92c8c45b de6a9e811145 4cdf4f71177d |
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| 12058:ccb4f2af2319 | 12355:cefad50507d8 |
|---|---|
| 769 // First remove corresponding def-use edge | 769 // First remove corresponding def-use edge |
| 770 Node *n = in(idx); | 770 Node *n = in(idx); |
| 771 if (n != NULL) n->del_out((Node *)this); | 771 if (n != NULL) n->del_out((Node *)this); |
| 772 _in[idx] = in(--_cnt); // Compact the array | 772 _in[idx] = in(--_cnt); // Compact the array |
| 773 _in[_cnt] = NULL; // NULL out emptied slot | 773 _in[_cnt] = NULL; // NULL out emptied slot |
| 774 } | |
| 775 | |
| 776 //------------------------------del_req_ordered-------------------------------- | |
| 777 // Delete the required edge and compact the edge array with preserved order | |
| 778 void Node::del_req_ordered( uint idx ) { | |
| 779 assert( idx < _cnt, "oob"); | |
| 780 assert( !VerifyHashTableKeys || _hash_lock == 0, | |
| 781 "remove node from hash table before modifying it"); | |
| 782 // First remove corresponding def-use edge | |
| 783 Node *n = in(idx); | |
| 784 if (n != NULL) n->del_out((Node *)this); | |
| 785 if (idx < _cnt - 1) { // Not last edge ? | |
| 786 Copy::conjoint_words_to_lower((HeapWord*)&_in[idx+1], (HeapWord*)&_in[idx], ((_cnt-idx-1)*sizeof(Node*))); | |
| 787 } | |
| 788 _in[--_cnt] = NULL; // NULL out emptied slot | |
| 774 } | 789 } |
| 775 | 790 |
| 776 //------------------------------ins_req---------------------------------------- | 791 //------------------------------ins_req---------------------------------------- |
| 777 // Insert a new required input at the end | 792 // Insert a new required input at the end |
| 778 void Node::ins_req( uint idx, Node *n ) { | 793 void Node::ins_req( uint idx, Node *n ) { |