Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/local/WriteLocalNode.java @ 13819:49db2c1e3bee
added support for co-existing GPU backends (JBS:GRAAL-1)
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 30 Jan 2014 00:52:33 +0100 |
parents | 7c418666c6c9 |
children |
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/* * Copyright (c) 2012, 2012, 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.truffle.sl.nodes.local; import com.oracle.truffle.api.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.sl.nodes.*; @NodeChild(value = "rightNode", type = SLExpressionNode.class) public abstract class WriteLocalNode extends SLExpressionNode { private final FrameSlot slot; public WriteLocalNode(FrameSlot slot) { this.slot = slot; } public WriteLocalNode(WriteLocalNode node) { this(node.slot); } @Specialization(guards = "isLongKind") protected final long write(VirtualFrame frame, long right) { frame.setLong(slot, right); return right; } @Specialization(guards = "isBooleanKind") protected final boolean write(VirtualFrame frame, boolean right) { frame.setBoolean(slot, right); return right; } @Specialization(guards = "isObjectKind") protected final Object writeGeneric(VirtualFrame frame, Object right) { frame.setObject(slot, right); return right; } protected final boolean isLongKind() { return isKind(FrameSlotKind.Long); } protected final boolean isBooleanKind() { return isKind(FrameSlotKind.Boolean); } protected final boolean isObjectKind() { if (slot.getKind() != FrameSlotKind.Object) { CompilerDirectives.transferToInterpreter(); slot.setKind(FrameSlotKind.Object); } return true; } private boolean isKind(FrameSlotKind kind) { return slot.getKind() == kind || initialSetKind(kind); } private boolean initialSetKind(FrameSlotKind kind) { if (slot.getKind() == FrameSlotKind.Illegal) { CompilerDirectives.transferToInterpreter(); slot.setKind(kind); return true; } return false; } }