Mercurial > projects > ldc
annotate druntime/src/compiler/ldc/typeinfo/ti_Acdouble.d @ 759:d3eb054172f9
Added copy of druntime from DMD 2.020 modified for LDC.
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Tue, 11 Nov 2008 01:52:37 +0100 |
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759
d3eb054172f9
Added copy of druntime from DMD 2.020 modified for LDC.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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1 /* |
d3eb054172f9
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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2 * Copyright (C) 2004-2005 by Digital Mars, www.digitalmars.com |
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3 * Written by Walter Bright |
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4 * |
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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5 * This software is provided 'as-is', without any express or implied |
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6 * warranty. In no event will the authors be held liable for any damages |
d3eb054172f9
Added copy of druntime from DMD 2.020 modified for LDC.
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parents:
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7 * arising from the use of this software. |
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8 * |
d3eb054172f9
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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9 * Permission is granted to anyone to use this software for any purpose, |
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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10 * including commercial applications, and to alter it and redistribute it |
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11 * freely, in both source and binary form, subject to the following |
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Added copy of druntime from DMD 2.020 modified for LDC.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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12 * restrictions: |
d3eb054172f9
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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13 * |
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14 * o The origin of this software must not be misrepresented; you must not |
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Added copy of druntime from DMD 2.020 modified for LDC.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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15 * claim that you wrote the original software. If you use this software |
d3eb054172f9
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16 * in a product, an acknowledgment in the product documentation would be |
d3eb054172f9
Added copy of druntime from DMD 2.020 modified for LDC.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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17 * appreciated but is not required. |
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18 * o Altered source versions must be plainly marked as such, and must not |
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19 * be misrepresented as being the original software. |
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20 * o This notice may not be removed or altered from any source |
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21 * distribution. |
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22 */ |
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23 |
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24 module rt.typeinfo.ti_Acdouble; |
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25 |
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26 private import typeinfo.ti_cdouble; |
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27 |
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28 // cdouble[] |
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29 |
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30 class TypeInfo_Ar : TypeInfo |
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31 { |
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32 override string toString() { return "cdouble[]"; } |
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33 |
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34 override hash_t getHash(in void* p) |
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35 { cdouble[] s = *cast(cdouble[]*)p; |
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36 size_t len = s.length; |
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37 cdouble *str = s.ptr; |
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38 hash_t hash = 0; |
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39 |
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40 while (len) |
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parents:
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41 { |
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42 hash *= 9; |
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43 hash += (cast(uint *)str)[0]; |
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44 hash += (cast(uint *)str)[1]; |
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45 hash += (cast(uint *)str)[2]; |
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46 hash += (cast(uint *)str)[3]; |
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47 str++; |
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48 len--; |
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49 } |
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50 |
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51 return hash; |
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52 } |
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53 |
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54 override equals_t equals(in void* p1, in void* p2) |
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55 { |
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56 cdouble[] s1 = *cast(cdouble[]*)p1; |
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57 cdouble[] s2 = *cast(cdouble[]*)p2; |
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58 size_t len = s1.length; |
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59 |
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60 if (len != s2.length) |
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61 return false; |
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62 for (size_t u = 0; u < len; u++) |
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63 { |
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64 if (!TypeInfo_r._equals(s1[u], s2[u])) |
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65 return false; |
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66 } |
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67 return true; |
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68 } |
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69 |
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70 override int compare(in void* p1, in void* p2) |
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71 { |
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72 cdouble[] s1 = *cast(cdouble[]*)p1; |
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73 cdouble[] s2 = *cast(cdouble[]*)p2; |
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74 size_t len = s1.length; |
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75 |
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76 if (s2.length < len) |
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77 len = s2.length; |
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78 for (size_t u = 0; u < len; u++) |
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79 { |
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80 int c = TypeInfo_r._compare(s1[u], s2[u]); |
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81 if (c) |
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82 return c; |
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83 } |
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84 if (s1.length < s2.length) |
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85 return -1; |
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86 else if (s1.length > s2.length) |
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87 return 1; |
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88 return 0; |
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89 } |
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90 |
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91 override size_t tsize() |
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92 { |
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93 return (cdouble[]).sizeof; |
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94 } |
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95 |
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96 override uint flags() |
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97 { |
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98 return 1; |
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99 } |
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100 |
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101 override TypeInfo next() |
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102 { |
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103 return typeid(cdouble); |
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104 } |
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105 } |