1.1 --- a/src/share/vm/opto/lcm.cpp Tue Dec 08 16:27:21 2009 -0800
1.2 +++ b/src/share/vm/opto/lcm.cpp Wed Dec 09 16:40:45 2009 -0800
1.3 @@ -616,8 +616,9 @@
1.4 assert(cfg->_bbs[oop_store->_idx]->_dom_depth <= this->_dom_depth, "oop_store must dominate card-mark");
1.5 }
1.6 }
1.7 - if( n->is_Mach() && n->as_Mach()->ideal_Opcode() == Op_MemBarAcquire &&
1.8 - n->req() > TypeFunc::Parms ) {
1.9 + if( n->is_Mach() && n->req() > TypeFunc::Parms &&
1.10 + (n->as_Mach()->ideal_Opcode() == Op_MemBarAcquire ||
1.11 + n->as_Mach()->ideal_Opcode() == Op_MemBarVolatile) ) {
1.12 // MemBarAcquire could be created without Precedent edge.
1.13 // del_req() replaces the specified edge with the last input edge
1.14 // and then removes the last edge. If the specified edge > number of
