Mercurial > hg > truffle
view src/share/vm/gc_implementation/concurrentMarkSweep/vmStructs_cms.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 | 454d7cc622ab |
children | f6490a5f084a |
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/* * Copyright (c) 2007, 2013, 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_CONCURRENTMARKSWEEP_VMSTRUCTS_CMS_HPP #define SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_VMSTRUCTS_CMS_HPP #define VM_STRUCTS_CMS(nonstatic_field, \ volatile_nonstatic_field, \ static_field) \ nonstatic_field(CompactibleFreeListSpace, _collector, CMSCollector*) \ nonstatic_field(CompactibleFreeListSpace, _bt, BlockOffsetArrayNonContigSpace) \ \ nonstatic_field(CMSBitMap, _bmWordSize, size_t) \ nonstatic_field(CMSBitMap, _shifter, const int) \ nonstatic_field(CMSBitMap, _bm, BitMap) \ nonstatic_field(CMSBitMap, _virtual_space, VirtualSpace) \ nonstatic_field(CMSCollector, _markBitMap, CMSBitMap) \ nonstatic_field(ConcurrentMarkSweepGeneration, _cmsSpace, CompactibleFreeListSpace*) \ static_field(ConcurrentMarkSweepThread, _collector, CMSCollector*) \ nonstatic_field(LinearAllocBlock, _word_size, size_t) \ nonstatic_field(AFLBinaryTreeDictionary, _total_size, size_t) \ nonstatic_field(CompactibleFreeListSpace, _dictionary, AFLBinaryTreeDictionary*) \ nonstatic_field(CompactibleFreeListSpace, _indexedFreeList[0], FreeList<FreeChunk>) \ nonstatic_field(CompactibleFreeListSpace, _smallLinearAllocBlock, LinearAllocBlock) #define VM_TYPES_CMS(declare_type, \ declare_toplevel_type) \ \ declare_type(ConcurrentMarkSweepGeneration,CardGeneration) \ declare_type(CompactibleFreeListSpace, CompactibleSpace) \ declare_type(ConcurrentMarkSweepThread, NamedThread) \ declare_type(SurrogateLockerThread, JavaThread) \ declare_toplevel_type(CMSCollector) \ declare_toplevel_type(CMSBitMap) \ declare_toplevel_type(FreeChunk) \ declare_toplevel_type(Metablock) \ declare_toplevel_type(ConcurrentMarkSweepThread*) \ declare_toplevel_type(ConcurrentMarkSweepGeneration*) \ declare_toplevel_type(SurrogateLockerThread*) \ declare_toplevel_type(CompactibleFreeListSpace*) \ declare_toplevel_type(CMSCollector*) \ declare_toplevel_type(AFLBinaryTreeDictionary) \ declare_toplevel_type(LinearAllocBlock) \ declare_toplevel_type(FreeBlockDictionary<FreeChunk>) #define VM_INT_CONSTANTS_CMS(declare_constant) \ declare_constant(Generation::ConcurrentMarkSweep) \ #endif // SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_VMSTRUCTS_CMS_HPP