Mercurial > hg > graal-jvmci-8
diff jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotSentinelConstant.java @ 23794:bf96b9e10583
sync with JDK9 changes
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Tue, 22 Nov 2016 11:40:31 +0100 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotSentinelConstant.java Tue Nov 22 11:40:31 2016 +0100 @@ -0,0 +1,103 @@ +/* + * Copyright (c) 2014, 2016, 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 jdk.vm.ci.hotspot; + +import jdk.vm.ci.meta.JavaConstant; +import jdk.vm.ci.meta.JavaKind; +import jdk.vm.ci.meta.ValueKind; +import jdk.vm.ci.meta.VMConstant; +import jdk.vm.ci.meta.Value; + +public final class HotSpotSentinelConstant extends Value implements JavaConstant, VMConstant { + + private final JavaKind javaKind; + + public HotSpotSentinelConstant(ValueKind<?> valueKind, JavaKind javaKind) { + super(valueKind); + this.javaKind = javaKind; + } + + public JavaKind getJavaKind() { + return javaKind; + } + + @Override + public boolean isNull() { + return true; + } + + @Override + public boolean isDefaultForKind() { + return true; + } + + @Override + public Object asBoxedPrimitive() { + throw new IllegalArgumentException(); + } + + @Override + public int asInt() { + throw new IllegalArgumentException(); + } + + @Override + public boolean asBoolean() { + throw new IllegalArgumentException(); + } + + @Override + public long asLong() { + throw new IllegalArgumentException(); + } + + @Override + public float asFloat() { + throw new IllegalArgumentException(); + } + + @Override + public double asDouble() { + throw new IllegalArgumentException(); + } + + @Override + public String toString() { + return JavaConstant.toString(this); + } + + @Override + public String toValueString() { + return "sentinel"; + } + + @Override + public int hashCode() { + return 13; + } + + @Override + public boolean equals(Object o) { + return o instanceof HotSpotSentinelConstant; + } +}