1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package jdk.vm.ci.code.test;
  24 
  25 import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
  26 import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
  27 
  28 public class TestHotSpotVMConfig extends HotSpotVMConfigAccess {
  29 
  30     public TestHotSpotVMConfig(HotSpotVMConfigStore config) {
  31         super(config);
  32     }
  33 
  34     public final boolean useCompressedOops = getFlag("UseCompressedOops", Boolean.class);
  35     public final boolean useCompressedClassPointers = getFlag("UseCompressedClassPointers", Boolean.class);
  36 
  37     public final long narrowOopBase = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_base", Long.class, "address");
  38     public final int narrowOopShift = getFieldValue("CompilerToVM::Data::Universe_narrow_oop_shift", Integer.class, "int");
  39 
  40     public final long narrowKlassBase = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_base", Long.class, "address");
  41     public final int narrowKlassShift = getFieldValue("CompilerToVM::Data::Universe_narrow_klass_shift", Integer.class, "int");
  42 
  43     public final int classMirrorHandleOffset = getFieldOffset("Klass::_java_mirror", Integer.class, "OopHandle");
  44 
  45     public final int MARKID_DEOPT_HANDLER_ENTRY = getConstant("CodeInstaller::DEOPT_HANDLER_ENTRY", Integer.class);
  46     public final long handleDeoptStub = getFieldValue("CompilerToVM::Data::SharedRuntime_deopt_blob_unpack", Long.class, "address");
  47 
  48     public final int maxOopMapStackOffset = getFieldValue("CompilerToVM::Data::_max_oop_map_stack_offset", Integer.class, "int");
  49     public final int heapWordSize = getConstant("HeapWordSize", Integer.class);
  50 }