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src/hotspot/share/opto/node.cpp

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*** 544,556 **** n->as_Call()->clone_jvms(C); } if (n->is_SafePoint()) { n->as_SafePoint()->clone_replaced_nodes(); } - if (n->is_Load()) { - n->as_Load()->copy_barrier_info(this); - } return n; // Return the clone } //---------------------------setup_is_top-------------------------------------- // Call this when changing the top node, to reassert the invariants --- 544,553 ----
*** 565,574 **** --- 562,572 ---- if (_out == NULL) _out = NO_OUT_ARRAY; assert(!is_top(), "must not be top"); } } + //------------------------------~Node------------------------------------------ // Fancy destructor; eagerly attempt to reclaim Node numberings and storage void Node::destruct() { // Eagerly reclaim unique Node numberings Compile* compile = Compile::current();
*** 1454,1473 **** } //------------------------------needs_anti_dependence_check--------------------- // Nodes which use memory without consuming it, hence need antidependences. bool Node::needs_anti_dependence_check() const { ! if (req() < 2 || (_flags & Flag_needs_anti_dependence_check) == 0) { ! return false; ! } ! BarrierSetC2* bs = BarrierSet::barrier_set()->barrier_set_c2(); ! if (!bs->needs_anti_dependence_check(this)) { return false; ! } ! return in(1)->bottom_type()->has_memory(); } // Get an integer constant from a ConNode (or CastIINode). // Return a default value if there is no apparent constant here. const TypeInt* Node::find_int_type() const { if (this->is_Type()) { return this->as_Type()->type()->isa_int(); --- 1452,1468 ---- } //------------------------------needs_anti_dependence_check--------------------- // Nodes which use memory without consuming it, hence need antidependences. bool Node::needs_anti_dependence_check() const { ! if( req() < 2 || (_flags & Flag_needs_anti_dependence_check) == 0 ) return false; ! else ! return in(1)->bottom_type()->has_memory(); } + // Get an integer constant from a ConNode (or CastIINode). // Return a default value if there is no apparent constant here. const TypeInt* Node::find_int_type() const { if (this->is_Type()) { return this->as_Type()->type()->isa_int();
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