Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.object.basic/src/com/oracle/truffle/object/basic/BasicLayout.java @ 21049:319fbbdb8fb1
Clean up dead Iterable nodes in TypedGraphNodeIterator
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Wed, 15 Apr 2015 11:07:53 -0700 |
parents | 2c3666f44855 |
children |
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/* * Copyright (c) 2012, 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.basic; import java.util.*; import com.oracle.truffle.api.object.*; import com.oracle.truffle.api.object.Shape.Allocator; import com.oracle.truffle.object.*; import com.oracle.truffle.object.LocationImpl.InternalLongLocation; import com.oracle.truffle.object.Locations.DualLocation; import com.oracle.truffle.object.basic.BasicLocations.ObjectFieldLocation; import com.oracle.truffle.object.basic.BasicLocations.SimpleObjectFieldLocation; public class BasicLayout extends LayoutImpl { private final ObjectLocation[] objectFields; private final InternalLongLocation[] primitiveFields; private final Location objectArrayLocation; private final Location primitiveArrayLocation; BasicLayout(EnumSet<ImplicitCast> allowedImplicitCasts, LayoutStrategy strategy) { super(allowedImplicitCasts, DynamicObjectBasic.class, strategy); this.objectFields = DynamicObjectBasic.OBJECT_FIELD_LOCATIONS; this.primitiveFields = DynamicObjectBasic.PRIMITIVE_FIELD_LOCATIONS; this.primitiveArrayLocation = DynamicObjectBasic.PRIMITIVE_ARRAY_LOCATION; this.objectArrayLocation = DynamicObjectBasic.OBJECT_ARRAY_LOCATION; } static LayoutImpl createLayoutImpl(EnumSet<ImplicitCast> allowedImplicitCasts, LayoutStrategy strategy) { return new BasicLayout(allowedImplicitCasts, strategy); } @Override public DynamicObject newInstance(Shape shape) { return new DynamicObjectBasic(shape); } @Override public Shape createShape(ObjectType operations, Object sharedData, int id) { return new ShapeBasic(this, sharedData, operations, id); } @Override protected boolean hasObjectExtensionArray() { return true; } @Override protected boolean hasPrimitiveExtensionArray() { return true; } @Override protected int getObjectFieldCount() { return objectFields.length; } @Override protected int getPrimitiveFieldCount() { return primitiveFields.length; } @Override protected Location getObjectArrayLocation() { return objectArrayLocation; } @Override protected Location getPrimitiveArrayLocation() { return primitiveArrayLocation; } protected ObjectLocation getObjectFieldLocation(int index) { return objectFields[index]; } protected InternalLongLocation getPrimitiveFieldLocation(int index) { return primitiveFields[index]; } @Override public Allocator createAllocator() { LayoutImpl layout = this; Allocator allocator = getStrategy().createAllocator(layout); return allocator; } @Override protected int objectFieldIndex(Location location) { if (location instanceof DualLocation) { return objectFieldIndex((Location) ((DualLocation) location).getObjectLocation()); } else if (location instanceof ObjectFieldLocation) { return ((ObjectFieldLocation) location).getIndex(); } else if (location instanceof SimpleObjectFieldLocation) { return ((SimpleObjectFieldLocation) location).getIndex(); } else { return 0; } } }