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comparison src/share/vm/opto/escape.cpp @ 3754:642c68c75db9

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7050280: assert(u->as_Unlock()->is_eliminated()) failed: sanity Summary: Mark all associated (same box and obj) lock and unlock nodes for elimination if some of them marked already. Reviewed-by: iveresov, never
author kvn
date Sat, 04 Jun 2011 10:36:22 -0700
parents 66b0e2371912
children e69a66a1457b
comparison
equal deleted inserted replaced
3753:cba7b5c2d53f 3754:642c68c75db9
1745 } 1745 }
1746 1746
1747 _collecting = false; 1747 _collecting = false;
1748 assert(C->unique() == nodes_size(), "there should be no new ideal nodes during ConnectionGraph build"); 1748 assert(C->unique() == nodes_size(), "there should be no new ideal nodes during ConnectionGraph build");
1749 1749
1750 if (EliminateLocks) {
1751 // Mark locks before changing ideal graph.
1752 int cnt = C->macro_count();
1753 for( int i=0; i < cnt; i++ ) {
1754 Node *n = C->macro_node(i);
1755 if (n->is_AbstractLock()) { // Lock and Unlock nodes
1756 AbstractLockNode* alock = n->as_AbstractLock();
1757 if (!alock->is_eliminated()) {
1758 PointsToNode::EscapeState es = escape_state(alock->obj_node());
1759 assert(es != PointsToNode::UnknownEscape, "should know");
1760 if (es != PointsToNode::UnknownEscape && es != PointsToNode::GlobalEscape) {
1761 // Mark it eliminated
1762 alock->set_eliminated();
1763 }
1764 }
1765 }
1766 }
1767 }
1768
1750 #ifndef PRODUCT 1769 #ifndef PRODUCT
1751 if (PrintEscapeAnalysis) { 1770 if (PrintEscapeAnalysis) {
1752 dump(); // Dump ConnectionGraph 1771 dump(); // Dump ConnectionGraph
1753 } 1772 }
1754 #endif 1773 #endif