src/hotspot/share/gc/z/zUtils.cpp
author zgu
Sun, 20 Jan 2019 12:20:37 -0500
changeset 53407 690aed53fef0
parent 51804 eef954e29714
permissions -rw-r--r--
8217342: Build failed with excluding JFR Reviewed-by: shade, pliden
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/*
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 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#include "precompiled.hpp"
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#include "gc/z/zUtils.inline.hpp"
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#include "utilities/debug.hpp"
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#include <stdlib.h>
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uintptr_t ZUtils::alloc_aligned(size_t alignment, size_t size) {
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  void* res = NULL;
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  if (posix_memalign(&res, alignment, size) != 0) {
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    fatal("posix_memalign() failed");
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  }
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  memset(res, 0, size);
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  return (uintptr_t)res;
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}