Mercurial > hg > truffle
annotate test/compiler/6732154/Test6732154.java @ 21117:f6f3f44a1830
Truffle/Instrumentation: Javadoc corrections on Node.{getSourceSection,getEncapsulatingSourceSection}
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Sat, 25 Apr 2015 19:47:45 -0700 |
parents | 121e5708ae96 |
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1 /* |
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2 * Copyright (c) 2012, 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 */ |
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24 |
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25 /** |
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26 * @test |
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27 * @bug 6732154 |
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28 * @summary REG: Printing an Image using image/gif doc flavor crashes the VM, Solsparc |
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29 * |
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30 * @run main/othervm -Xcomp -XX:CompileOnly="Test6732154::ascii85Encode" Test6732154 |
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31 */ |
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32 public class Test6732154 { |
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33 |
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34 // Exact copy of sun.print.PSPrinterJob.ascii85Encode([b)[b |
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35 private byte[] ascii85Encode(byte[] inArr) { |
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36 byte[] outArr = new byte[((inArr.length+4) * 5 / 4) + 2]; |
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37 long p1 = 85; |
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38 long p2 = p1*p1; |
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39 long p3 = p1*p2; |
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40 long p4 = p1*p3; |
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41 byte pling = '!'; |
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42 |
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43 int i = 0; |
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44 int olen = 0; |
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45 long val, rem; |
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46 |
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47 while (i+3 < inArr.length) { |
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48 val = ((long)((inArr[i++]&0xff))<<24) + |
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49 ((long)((inArr[i++]&0xff))<<16) + |
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50 ((long)((inArr[i++]&0xff))<< 8) + |
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51 ((long)(inArr[i++]&0xff)); |
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52 if (val == 0) { |
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53 outArr[olen++] = 'z'; |
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54 } else { |
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55 rem = val; |
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56 outArr[olen++] = (byte)(rem / p4 + pling); rem = rem % p4; |
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57 outArr[olen++] = (byte)(rem / p3 + pling); rem = rem % p3; |
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58 outArr[olen++] = (byte)(rem / p2 + pling); rem = rem % p2; |
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59 outArr[olen++] = (byte)(rem / p1 + pling); rem = rem % p1; |
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60 outArr[olen++] = (byte)(rem + pling); |
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61 } |
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62 } |
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63 // input not a multiple of 4 bytes, write partial output. |
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64 if (i < inArr.length) { |
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65 int n = inArr.length - i; // n bytes remain to be written |
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66 |
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67 val = 0; |
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68 while (i < inArr.length) { |
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69 val = (val << 8) + (inArr[i++]&0xff); |
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70 } |
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71 |
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72 int append = 4 - n; |
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73 while (append-- > 0) { |
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74 val = val << 8; |
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75 } |
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76 byte []c = new byte[5]; |
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77 rem = val; |
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78 c[0] = (byte)(rem / p4 + pling); rem = rem % p4; |
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79 c[1] = (byte)(rem / p3 + pling); rem = rem % p3; |
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80 c[2] = (byte)(rem / p2 + pling); rem = rem % p2; |
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81 c[3] = (byte)(rem / p1 + pling); rem = rem % p1; |
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82 c[4] = (byte)(rem + pling); |
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83 |
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84 for (int b = 0; b < n+1 ; b++) { |
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85 outArr[olen++] = c[b]; |
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86 } |
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87 } |
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88 |
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89 // write EOD marker. |
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90 outArr[olen++]='~'; outArr[olen++]='>'; |
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91 |
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92 /* The original intention was to insert a newline after every 78 bytes. |
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93 * This was mainly intended for legibility but I decided against this |
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94 * partially because of the (small) amount of extra space, and |
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95 * partially because for line breaks either would have to hardwire |
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96 * ascii 10 (newline) or calculate space in bytes to allocate for |
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97 * the platform's newline byte sequence. Also need to be careful |
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98 * about where its inserted: |
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99 * Ascii 85 decoder ignores white space except for one special case: |
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100 * you must ensure you do not split the EOD marker across lines. |
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101 */ |
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102 byte[] retArr = new byte[olen]; |
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103 System.arraycopy(outArr, 0, retArr, 0, olen); |
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104 return retArr; |
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105 } |
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106 |
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107 public static void main(String[] args) { |
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108 new Test6732154().ascii85Encode(new byte[0]); |
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109 System.out.println("Test passed."); |
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110 } |
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111 } |