Mercurial > hg > graal-compiler
view graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotMetaspaceConstantImpl.java @ 21749:1a9b0cebd4ec
added counters for profile based type-check snippets that miss one of the profile types
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 05 Jun 2015 17:33:15 +0200 |
parents | 48c1ebd24120 |
children |
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/* * Copyright (c) 2014, 2014, Oracle and/or its affiliates. All rights reserved. * 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. */ package com.oracle.jvmci.hotspot; import java.util.*; import com.oracle.jvmci.hotspot.HotSpotVMConfig.CompressEncoding; import com.oracle.jvmci.meta.*; public final class HotSpotMetaspaceConstantImpl extends PrimitiveConstant implements HotSpotMetaspaceConstant, VMConstant, HotSpotProxified { static HotSpotMetaspaceConstantImpl forMetaspaceObject(Kind kind, long primitive, Object metaspaceObject, boolean compressed) { return new HotSpotMetaspaceConstantImpl(kind, primitive, metaspaceObject, compressed); } static Object getMetaspaceObject(Constant constant) { return ((HotSpotMetaspaceConstantImpl) constant).metaspaceObject; } private final Object metaspaceObject; private final boolean compressed; private HotSpotMetaspaceConstantImpl(Kind kind, long primitive, Object metaspaceObject, boolean compressed) { super(kind, primitive); this.metaspaceObject = metaspaceObject; this.compressed = compressed; } @Override public int hashCode() { return super.hashCode() ^ System.identityHashCode(metaspaceObject); } @Override public boolean equals(Object o) { return o == this || (o instanceof HotSpotMetaspaceConstantImpl && super.equals(o) && Objects.equals(metaspaceObject, ((HotSpotMetaspaceConstantImpl) o).metaspaceObject)); } @Override public String toString() { return super.toString() + "{" + metaspaceObject + (compressed ? ";compressed}" : "}"); } public boolean isCompressed() { return compressed; } public JavaConstant compress(CompressEncoding encoding) { assert !isCompressed(); HotSpotMetaspaceConstantImpl res = HotSpotMetaspaceConstantImpl.forMetaspaceObject(Kind.Int, encoding.compress(asLong()), metaspaceObject, true); assert res.isCompressed(); return res; } public JavaConstant uncompress(CompressEncoding encoding) { assert isCompressed(); HotSpotMetaspaceConstantImpl res = HotSpotMetaspaceConstantImpl.forMetaspaceObject(Kind.Long, encoding.uncompress(asInt()), metaspaceObject, false); assert !res.isCompressed(); return res; } public HotSpotResolvedObjectType asResolvedJavaType() { if (metaspaceObject instanceof HotSpotResolvedObjectType) { return (HotSpotResolvedObjectType) metaspaceObject; } return null; } public long rawValue() { return asLong(); } }