Mercurial > hg > graal-jvmci-8
diff src/share/vm/oops/oop.hpp @ 14340:cd6b3f1a94ff
8033792: AltHashing used jint for imprecise bit shifting
Summary: AltHashing used jint the way of juint in bit shifting which could lead loss of precision. Fix by change _seed defined as juint.
Reviewed-by: coleenp, ccheung
Contributed-by: yumin.qi@oracle.com
author | minqi |
---|---|
date | Mon, 10 Feb 2014 21:29:14 -0800 |
parents | 397385cc2c83 |
children | 7f0e0366ec81 |
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--- a/src/share/vm/oops/oop.hpp Mon Feb 10 14:07:11 2014 -0800 +++ b/src/share/vm/oops/oop.hpp Mon Feb 10 21:29:14 2014 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -362,7 +362,7 @@ intptr_t slow_identity_hash(); // Alternate hashing code if string table is rehashed - unsigned int new_hash(jint seed); + unsigned int new_hash(juint seed); // marks are forwarded to stack when object is locked bool has_displaced_mark() const;