view src/cpu/zero/vm/vm_version_zero.cpp @ 13500:354453651ff7

Merge
author alanb
date Sat, 01 Jul 2017 07:57:46 +0100
parents ea9eaad05466 2369f1537ee1
children
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/*
 * Copyright (c) 1997, 2015, Oracle and/or its affiliates. All rights reserved.
 * Copyright 2009 Red Hat, Inc.
 * 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.
 *
 */

#include "precompiled.hpp"
#include "assembler_zero.inline.hpp"
#include "memory/resourceArea.hpp"
#include "runtime/java.hpp"
#include "runtime/stubCodeGenerator.hpp"
#include "vm_version_zero.hpp"


void VM_Version::initialize() {
  // This machine does not allow unaligned memory accesses
  if (! FLAG_IS_DEFAULT(UseUnalignedAccesses)) {
    warning("Unaligned memory access is not available on this CPU");
    FLAG_SET_DEFAULT(UseUnalignedAccesses, false);
  }
  // Disable prefetching for Zero
  if (! FLAG_IS_DEFAULT(AllocatePrefetchDistance)) {
    warning("Prefetching is not available for a Zero VM");
  }
  FLAG_SET_DEFAULT(AllocatePrefetchDistance, 0);
}