Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.truffle.object/src/com/oracle/truffle/object/LayoutStrategy.java @ 18408:2c3666f44855
Truffle: initial commit of object API implementation
author | Andreas Woess <andreas.woess@jku.at> |
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date | Tue, 18 Nov 2014 23:19:43 +0100 |
parents | |
children | b1530a6cce8c |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.object/src/com/oracle/truffle/object/LayoutStrategy.java Tue Nov 18 23:19:43 2014 +0100 @@ -0,0 +1,44 @@ +/* + * 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.truffle.object; + +import com.oracle.truffle.api.object.*; +import com.oracle.truffle.object.ShapeImpl.*; + +public interface LayoutStrategy { + boolean updateShape(DynamicObject object); + + Shape returnCached(Shape newShape); + + Shape ensureSpace(Shape shape, Location location); + + boolean isAutoExtArray(); + + Property generalizeProperty(DynamicObject object, Property oldProperty, Object value); + + Property generalizeProperty(DynamicObject object, Property oldProperty, Object value, Shape oldShape, Shape newShape); + + BaseAllocator createAllocator(Layout shape); + + BaseAllocator createAllocator(Shape shape); +}