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1 /*
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2 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This
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3 * code is released under a tri EPL/GPL/LGPL license. You can use it,
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4 * redistribute it and/or modify it under the terms of the:
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5 *
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6 * Eclipse Public License version 1.0
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7 * GNU General Public License version 2
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8 * GNU Lesser General Public License version 2.1
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9 */
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10 package com.oracle.truffle.ruby.nodes.literal.array;
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11
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12 import com.oracle.truffle.api.*;
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13 import com.oracle.truffle.api.frame.*;
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14 import com.oracle.truffle.api.nodes.*;
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15 import com.oracle.truffle.ruby.nodes.*;
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16 import com.oracle.truffle.ruby.runtime.*;
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17 import com.oracle.truffle.ruby.runtime.core.array.*;
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18
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19 @NodeInfo(shortName = "uninit-array-literal")
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20 public class UninitialisedArrayLiteralNode extends ArrayLiteralNode {
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21
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22 public UninitialisedArrayLiteralNode(RubyContext context, SourceSection sourceSection, RubyNode[] values) {
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23 super(context, sourceSection, values);
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24 }
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25
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26 @ExplodeLoop
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27 @Override
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28 public Object execute(VirtualFrame frame) {
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29 CompilerDirectives.transferToInterpreter();
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30
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31 final Object[] executedValues = new Object[values.length];
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32
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33 for (int n = 0; n < values.length; n++) {
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34 executedValues[n] = values[n].execute(frame);
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35 }
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36
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37 final RubyArray array = RubyArray.specializedFromObjects(getContext().getCoreLibrary().getArrayClass(), executedValues);
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38 final ArrayStore store = array.getArrayStore();
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39
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40 if (store instanceof FixnumArrayStore) {
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41 replace(new FixnumArrayLiteralNode(getContext(), getSourceSection(), values));
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42 } else {
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43 replace(new ObjectArrayLiteralNode(getContext(), getSourceSection(), values));
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44 }
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45
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46 return array;
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47 }
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48
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49 }
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