Mercurial > hg > truffle
view graal/com.oracle.graal.lir/src/com/oracle/graal/lir/gen/DefaultLIRKindTool.java @ 21543:93c50cefb9e8
moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 25 May 2015 23:30:34 +0200 |
parents | f91e40c4bb47 |
children | 48c1ebd24120 |
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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.graal.lir.gen; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.spi.*; import com.oracle.jvmci.common.*; /** * Default implementation of {@link LIRKindTool}. Returns the normal Java kind for primitive types. * Subclasses still have to implement {@link #getObjectKind}. */ public class DefaultLIRKindTool implements LIRKindTool { private final PlatformKind wordKind; public DefaultLIRKindTool(PlatformKind wordKind) { this.wordKind = wordKind; } public LIRKind getIntegerKind(int bits) { if (bits <= 8) { return LIRKind.value(Kind.Byte); } else if (bits <= 16) { return LIRKind.value(Kind.Short); } else if (bits <= 32) { return LIRKind.value(Kind.Int); } else { assert bits <= 64; return LIRKind.value(Kind.Long); } } public LIRKind getFloatingKind(int bits) { switch (bits) { case 32: return LIRKind.value(Kind.Float); case 64: return LIRKind.value(Kind.Double); default: throw JVMCIError.shouldNotReachHere(); } } public LIRKind getObjectKind() { return LIRKind.reference(Kind.Object); } public LIRKind getWordKind() { return LIRKind.value(wordKind); } }