Mercurial > hg > graal-jvmci-8
diff src/share/vm/opto/matcher.cpp @ 23055:c1c199dde5c9
8077504: Unsafe load can loose control dependency and cause crash
Summary: Node::depends_only_on_test() should return false for Unsafe loads
Reviewed-by: kvn, adinn
| author | roland |
|---|---|
| date | Wed, 03 Jun 2015 14:22:57 +0200 |
| parents | ddce0b7cee93 |
| children | dd9cc155639c c1091733abe6 |
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--- a/src/share/vm/opto/matcher.cpp Tue May 06 09:17:57 2014 +0200 +++ b/src/share/vm/opto/matcher.cpp Wed Jun 03 14:22:57 2015 +0200 @@ -840,7 +840,7 @@ MachNode *spillCP = match_tree(new (C) LoadNNode(NULL,mem,fp,atp,TypeInstPtr::BOTTOM,MemNode::unordered)); #endif MachNode *spillI = match_tree(new (C) LoadINode(NULL,mem,fp,atp,TypeInt::INT,MemNode::unordered)); - MachNode *spillL = match_tree(new (C) LoadLNode(NULL,mem,fp,atp,TypeLong::LONG,MemNode::unordered,false)); + MachNode *spillL = match_tree(new (C) LoadLNode(NULL,mem,fp,atp,TypeLong::LONG,MemNode::unordered, LoadNode::DependsOnlyOnTest,false)); MachNode *spillF = match_tree(new (C) LoadFNode(NULL,mem,fp,atp,Type::FLOAT,MemNode::unordered)); MachNode *spillD = match_tree(new (C) LoadDNode(NULL,mem,fp,atp,Type::DOUBLE,MemNode::unordered)); MachNode *spillP = match_tree(new (C) LoadPNode(NULL,mem,fp,atp,TypeInstPtr::BOTTOM,MemNode::unordered));