Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/shared/parGCAllocBuffer.inline.hpp @ 20688:f913964f3fde
8066199: C2 escape analysis prevents VM from exiting quickly
Summary: Check for safepoint and block during EA Connection graph construction.
Reviewed-by: roland, vlivanov, shade
author | kvn |
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date | Tue, 02 Dec 2014 12:24:31 -0800 |
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1 /* |
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 |
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25 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_PARGCALLOCBUFFER_INLINE_HPP |
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26 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_PARGCALLOCBUFFER_INLINE_HPP |
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27 |
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28 #include "gc_implementation/shared/parGCAllocBuffer.hpp" |
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29 #include "gc_interface/collectedHeap.inline.hpp" |
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30 |
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31 HeapWord* ParGCAllocBuffer::allocate_aligned(size_t word_sz, unsigned short alignment_in_bytes) { |
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32 |
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33 HeapWord* res = CollectedHeap::align_allocation_or_fail(_top, _end, alignment_in_bytes); |
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34 if (res == NULL) { |
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35 return NULL; |
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36 } |
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37 |
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38 // Set _top so that allocate(), which expects _top to be correctly set, |
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39 // can be used below. |
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40 _top = res; |
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41 return allocate(word_sz); |
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42 } |
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43 |
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44 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_PARGCALLOCBUFFER_INLINE_HPP |