/*

 * 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

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 */

#include "precompiled.hpp"

#include "gc/z/zArguments.hpp"

#include "runtime/globals.hpp"

#include "runtime/globals_extension.hpp"

#include "utilities/debug.hpp"

void ZArguments::initialize_platform() {

  // The C2 barrier slow path expects vector registers to be least

  // 16 bytes wide, which is the minimum width available on all

  // x86-64 systems. However, the user could have speficied a lower

  // number on the command-line, in which case we print a warning

  // and raise it to 16.

  if (MaxVectorSize < 16) {

    warning("ZGC requires MaxVectorSize to be at least 16");

    FLAG_SET_DEFAULT(MaxVectorSize, 16);

  }

}