Mercurial > hg > graal-compiler
view graal/com.oracle.graal.compiler.amd64/src/com/oracle/graal/compiler/amd64/AMD64LIRKindTool.java @ 22963:5914ee946cf7
[SPARC] Move of 32 bits between fp and gp registers via StackSlot as the latency is shorter
author | Stefan Anzinger <stefan.anzinger@oracle.com> |
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date | Tue, 10 Nov 2015 16:08:21 +0100 |
parents | 615f3bbbb174 |
children |
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/* * Copyright (c) 2015, 2015, 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.compiler.amd64; import jdk.vm.ci.amd64.AMD64Kind; import jdk.vm.ci.common.JVMCIError; import jdk.vm.ci.meta.LIRKind; import com.oracle.graal.compiler.common.spi.LIRKindTool; public class AMD64LIRKindTool implements LIRKindTool { public LIRKind getIntegerKind(int bits) { if (bits <= 8) { return LIRKind.value(AMD64Kind.BYTE); } else if (bits <= 16) { return LIRKind.value(AMD64Kind.WORD); } else if (bits <= 32) { return LIRKind.value(AMD64Kind.DWORD); } else { assert bits <= 64; return LIRKind.value(AMD64Kind.QWORD); } } public LIRKind getFloatingKind(int bits) { switch (bits) { case 32: return LIRKind.value(AMD64Kind.SINGLE); case 64: return LIRKind.value(AMD64Kind.DOUBLE); default: throw JVMCIError.shouldNotReachHere(); } } public LIRKind getObjectKind() { return LIRKind.reference(AMD64Kind.QWORD); } public LIRKind getWordKind() { return LIRKind.value(AMD64Kind.QWORD); } }