1.1 --- a/src/share/vm/opto/superword.cpp Tue May 06 09:17:57 2014 +0200
1.2 +++ b/src/share/vm/opto/superword.cpp Wed Jun 03 14:22:57 2015 +0200
1.3 @@ -1431,7 +1431,7 @@
1.4 }
1.5 Node* adr = low_adr->in(MemNode::Address);
1.6 const TypePtr* atyp = n->adr_type();
1.7 - vn = LoadVectorNode::make(C, opc, ctl, mem, adr, atyp, vlen, velt_basic_type(n));
1.8 + vn = LoadVectorNode::make(C, opc, ctl, mem, adr, atyp, vlen, velt_basic_type(n), control_dependency(p));
1.9 vlen_in_bytes = vn->as_LoadVector()->memory_size();
1.10 } else if (n->is_Store()) {
1.11 // Promote value to be stored to vector
1.12 @@ -2029,6 +2029,19 @@
1.13 return n;
1.14 }
1.15
1.16 +LoadNode::ControlDependency SuperWord::control_dependency(Node_List* p) {
1.17 + LoadNode::ControlDependency dep = LoadNode::DependsOnlyOnTest;
1.18 + for (uint i = 0; i < p->size(); i++) {
1.19 + Node* n = p->at(i);
1.20 + assert(n->is_Load(), "only meaningful for loads");
1.21 + if (!n->depends_only_on_test()) {
1.22 + dep = LoadNode::Pinned;
1.23 + }
1.24 + }
1.25 + return dep;
1.26 +}
1.27 +
1.28 +
1.29 //----------------------------align_initial_loop_index---------------------------
1.30 // Adjust pre-loop limit so that in main loop, a load/store reference
1.31 // to align_to_ref will be a position zero in the vector.
