--- old/src/share/vm/gc_implementation/parallelScavenge/psPromotionLAB.inline.hpp 2015-05-12 11:40:50.635683908 +0200 +++ /dev/null 2015-03-18 17:10:38.111854831 +0100 @@ -1,52 +0,0 @@ -/* - * Copyright (c) 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_PSPROMOTIONLAB_INLINE_HPP -#define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSPROMOTIONLAB_INLINE_HPP - -#include "gc_implementation/parallelScavenge/psPromotionLAB.hpp" -#include "gc_interface/collectedHeap.inline.hpp" - -HeapWord* PSYoungPromotionLAB::allocate(size_t size) { - // Can't assert this, when young fills, we keep the LAB around, but flushed. - // assert(_state != flushed, "Sanity"); - HeapWord* obj = CollectedHeap::align_allocation_or_fail(top(), end(), SurvivorAlignmentInBytes); - if (obj == NULL) { - return NULL; - } - - HeapWord* new_top = obj + size; - // The 'new_top>obj' check is needed to detect overflow of obj+size. - if (new_top > obj && new_top <= end()) { - set_top(new_top); - assert(is_ptr_aligned(obj, SurvivorAlignmentInBytes) && is_object_aligned((intptr_t)new_top), - "checking alignment"); - return obj; - } else { - set_top(obj); - return NULL; - } -} - -#endif // SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSPROMOTIONLAB_INLINE_HPP --- /dev/null 2015-03-18 17:10:38.111854831 +0100 +++ new/src/share/vm/gc/parallel/psPromotionLAB.inline.hpp 2015-05-12 11:40:50.423675077 +0200 @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2014, 2015, 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_PARALLEL_PSPROMOTIONLAB_INLINE_HPP +#define SHARE_VM_GC_PARALLEL_PSPROMOTIONLAB_INLINE_HPP + +#include "gc/parallel/psPromotionLAB.hpp" +#include "gc/shared/collectedHeap.inline.hpp" + +HeapWord* PSYoungPromotionLAB::allocate(size_t size) { + // Can't assert this, when young fills, we keep the LAB around, but flushed. + // assert(_state != flushed, "Sanity"); + HeapWord* obj = CollectedHeap::align_allocation_or_fail(top(), end(), SurvivorAlignmentInBytes); + if (obj == NULL) { + return NULL; + } + + HeapWord* new_top = obj + size; + // The 'new_top>obj' check is needed to detect overflow of obj+size. + if (new_top > obj && new_top <= end()) { + set_top(new_top); + assert(is_ptr_aligned(obj, SurvivorAlignmentInBytes) && is_object_aligned((intptr_t)new_top), + "checking alignment"); + return obj; + } else { + set_top(obj); + return NULL; + } +} + +#endif // SHARE_VM_GC_PARALLEL_PSPROMOTIONLAB_INLINE_HPP