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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;
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11
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12 import java.math.*;
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13
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14 import com.oracle.truffle.api.dsl.*;
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15 import com.oracle.truffle.api.nodes.*;
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16 import com.oracle.truffle.ruby.runtime.*;
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17 import com.oracle.truffle.ruby.runtime.core.*;
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18 import com.oracle.truffle.ruby.runtime.core.array.*;
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19 import com.oracle.truffle.ruby.runtime.core.range.*;
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20 import com.oracle.truffle.ruby.runtime.methods.*;
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21 import com.oracle.truffle.ruby.runtime.objects.*;
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22
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23 /**
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24 * The list of types and type conversions that the AST interpreter knows about and can specialise
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25 * using. Used by the DSL.
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26 */
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27 @TypeSystem({UndefinedPlaceholder.class, //
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28 NilPlaceholder.class, //
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29 boolean.class, //
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30 int.class, //
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31 double.class, //
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32 BigInteger.class, //
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33 FixnumRange.class, //
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34 ObjectRange.class, //
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35 RubyArray.class, //
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36 RubyBignum.class, //
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37 RubyBinding.class, //
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38 RubyClass.class, //
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39 RubyContinuation.class, //
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40 RubyException.class, //
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41 RubyFiber.class, //
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42 RubyFile.class, //
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43 RubyFixnum.class, //
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44 RubyFloat.class, //
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45 RubyHash.class, //
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46 RubyMatchData.class, //
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47 RubyMethod.class, //
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48 RubyModule.class, //
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49 RubyNilClass.class, //
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50 RubyProc.class, //
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51 RubyRange.class, //
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52 RubyRegexp.class, //
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53 RubyString.class, //
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54 RubySymbol.class, //
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55 RubyThread.class, //
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56 RubyTime.class, //
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57 RubyObject.class, //
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58 RubyBasicObject.class, //
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59 Node.class, //
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60 Object[].class})
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61 public class RubyTypes {
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62
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63 /*
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64 * The implicit casts allow the DSL to convert from an object of one type to another to satisfy
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65 * specializations.
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66 */
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67
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68 @ImplicitCast
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69 public NilPlaceholder unboxNil(@SuppressWarnings("unused") RubyNilClass value) {
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70 return NilPlaceholder.INSTANCE;
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71 }
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72
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73 @ImplicitCast
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74 public int unboxFixnum(RubyFixnum value) {
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75 return value.getValue();
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76 }
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77
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78 @ImplicitCast
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79 public BigInteger unboxBignum(RubyBignum value) {
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80 return value.getValue();
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81 }
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82
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83 @ImplicitCast
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84 public double unboxFloat(RubyFloat value) {
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85 return value.getValue();
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86 }
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87
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88 }
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