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view src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.inline.hpp @ 20228:f72d8917322a
8050978: Fix bad field access check in C1 and C2
Summary: JCK8 test vm/constantpool/accessControl/accessControl004/accessControl00402m3/accessControl00402m3.html fails with -Xbatch -Xcomp due to bad field access check in C1 and C2. Fix: In ciField::ciField(), just before the canonical holder is stored into the _holder variable (and which is used by ciField::will_link()) perform an additional access check with the holder declared in the class file. If this check fails, store the declared holder instead and ciField::will_link() will bail out compilation for this field later on. Then, the interpreter will throw an PrivilegedAccessException at runtime.
Reviewed-by: kvn, vlivanov
Contributed-by: andreas.schoesser@sap.com
author | goetz |
---|---|
date | Fri, 18 Jul 2014 09:04:01 +0200 |
parents | 78bbf4d43a14 |
children |
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/* * Copyright (c) 2006, 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 * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PARALLELSCAVENGEHEAP_INLINE_HPP #define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PARALLELSCAVENGEHEAP_INLINE_HPP #include "gc_implementation/parallelScavenge/parallelScavengeHeap.hpp" #include "gc_implementation/parallelScavenge/psMarkSweep.hpp" #include "gc_implementation/parallelScavenge/psParallelCompact.hpp" #include "gc_implementation/parallelScavenge/psScavenge.hpp" inline size_t ParallelScavengeHeap::total_invocations() { return UseParallelOldGC ? PSParallelCompact::total_invocations() : PSMarkSweep::total_invocations(); } inline bool ParallelScavengeHeap::should_alloc_in_eden(const size_t size) const { const size_t eden_size = young_gen()->eden_space()->capacity_in_words(); return size < eden_size / 2; } inline void ParallelScavengeHeap::invoke_scavenge() { PSScavenge::invoke(); } inline bool ParallelScavengeHeap::is_in_young(oop p) { // Assumes the the old gen address range is lower than that of the young gen. const void* loc = (void*) p; bool result = ((HeapWord*)p) >= young_gen()->reserved().start(); assert(result == young_gen()->is_in_reserved(p), err_msg("incorrect test - result=%d, p=" PTR_FORMAT, result, p2i((void*)p))); return result; } #endif // SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PARALLELSCAVENGEHEAP_INLINE_HPP