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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/frame/FrameUtil.java @ 10025:0c717bcb2988

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Merge.
author Christian Haeubl <haeubl@ssw.jku.at>
date Thu, 13 Jun 2013 14:47:32 +0200
parents cd1a1d92b3e3
children 494b818b527c
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.api.frame;
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24
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25 public final class FrameUtil {
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26
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27 /**
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28 * Write access to a local variable of type {@link Object}.
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29 *
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30 * Sets the frame slot type to {@link Object} if it isn't already.
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31 *
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32 * @param slot the slot of the local variable
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33 * @param value the new value of the local variable
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34 */
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35 public static void setObjectSafe(Frame frame, FrameSlot slot, Object value) {
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36 if (slot.getKind() != FrameSlotKind.Object) {
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37 slot.setKind(FrameSlotKind.Object);
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38 }
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39 try {
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40 frame.setObject(slot, value);
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41 } catch (FrameSlotTypeException e) {
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42 throw new IllegalStateException();
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43 }
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44 }
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45
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46 /**
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47 * Write access to a local variable of type {@code boolean}.
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48 *
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49 * Sets the frame slot type to {@code boolean} if it isn't already.
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50 *
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51 * @param slot the slot of the local variable
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52 * @param value the new value of the local variable
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53 */
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54 public static void setBooleanSafe(Frame frame, FrameSlot slot, boolean value) {
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55 if (slot.getKind() != FrameSlotKind.Boolean) {
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56 slot.setKind(FrameSlotKind.Boolean);
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57 }
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58 try {
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59 frame.setBoolean(slot, value);
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60 } catch (FrameSlotTypeException e) {
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61 throw new IllegalStateException();
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62 }
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63 }
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64
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65 /**
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66 * Write access to a local variable of type {@code int}.
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67 *
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68 * Sets the frame slot type to {@code int} if it isn't already.
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69 *
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70 * @param slot the slot of the local variable
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71 * @param value the new value of the local variable
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72 */
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73 public static void setIntSafe(Frame frame, FrameSlot slot, int value) {
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74 if (slot.getKind() != FrameSlotKind.Int) {
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75 slot.setKind(FrameSlotKind.Int);
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76 }
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77 try {
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78 frame.setInt(slot, value);
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79 } catch (FrameSlotTypeException e) {
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80 throw new IllegalStateException();
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81 }
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82 }
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83
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84 /**
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85 * Write access to a local variable of type {@code long}.
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86 *
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87 * Sets the frame slot type to {@code long} if it isn't already.
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88 *
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89 * @param slot the slot of the local variable
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90 * @param value the new value of the local variable
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91 */
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92 public static void setLongSafe(Frame frame, FrameSlot slot, long value) {
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93 if (slot.getKind() != FrameSlotKind.Long) {
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94 slot.setKind(FrameSlotKind.Long);
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95 }
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96 try {
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97 frame.setLong(slot, value);
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98 } catch (FrameSlotTypeException e) {
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99 throw new IllegalStateException();
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100 }
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101 }
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102
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103 /**
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104 * Write access to a local variable of type {@code float}.
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105 *
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106 * Sets the frame slot type to {@code float} if it isn't already.
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107 *
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108 * @param slot the slot of the local variable
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109 * @param value the new value of the local variable
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110 */
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111 public static void setFloatSafe(Frame frame, FrameSlot slot, float value) {
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112 if (slot.getKind() != FrameSlotKind.Float) {
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113 slot.setKind(FrameSlotKind.Float);
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114 }
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115 try {
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116 frame.setFloat(slot, value);
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117 } catch (FrameSlotTypeException e) {
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118 throw new IllegalStateException();
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119 }
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120 }
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121
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122 /**
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123 * Write access to a local variable of type {@code double}.
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124 *
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125 * Sets the frame slot type to {@code double} if it isn't already.
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126 *
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127 * @param slot the slot of the local variable
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128 * @param value the new value of the local variable
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129 */
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130 public static void setDoubleSafe(Frame frame, FrameSlot slot, double value) {
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131 if (slot.getKind() != FrameSlotKind.Double) {
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132 slot.setKind(FrameSlotKind.Double);
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133 }
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134 try {
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135 frame.setDouble(slot, value);
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136 } catch (FrameSlotTypeException e) {
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137 throw new IllegalStateException();
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138 }
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139 }
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140 }