1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5  * This code is free software; you can redistribute it and/or modify it
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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).
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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 
TestHotSpotVMConfig(HotSpotVMConfigStore config)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 }
51