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annotate druntime/src/compiler/dmd/typeinfo/ti_Along.d @ 759:d3eb054172f9

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Added copy of druntime from DMD 2.020 modified for LDC.
author Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
date Tue, 11 Nov 2008 01:52:37 +0100
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d3eb054172f9 Added copy of druntime from DMD 2.020 modified for LDC.
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1
d3eb054172f9 Added copy of druntime from DMD 2.020 modified for LDC.
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2 module rt.typeinfo.ti_Along;
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3
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4 private import stdc.string;
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5
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6 // long[]
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7
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8 class TypeInfo_Al : TypeInfo
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9 {
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10 override string toString() { return "long[]"; }
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11
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12 override hash_t getHash(in void* p)
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13 { long[] s = *cast(long[]*)p;
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14 size_t len = s.length;
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15 auto str = s.ptr;
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16 hash_t hash = 0;
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17
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18 while (len)
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19 {
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20 hash *= 9;
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21 hash += *cast(uint *)str + *(cast(uint *)str + 1);
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22 str++;
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23 len--;
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24 }
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25
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26 return hash;
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27 }
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29 override equals_t equals(in void* p1, in void* p2)
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30 {
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31 long[] s1 = *cast(long[]*)p1;
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32 long[] s2 = *cast(long[]*)p2;
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33
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34 return s1.length == s2.length &&
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35 memcmp(cast(void *)s1, cast(void *)s2, s1.length * long.sizeof) == 0;
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36 }
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37
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38 override int compare(in void* p1, in void* p2)
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39 {
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40 long[] s1 = *cast(long[]*)p1;
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41 long[] s2 = *cast(long[]*)p2;
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42 size_t len = s1.length;
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43
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44 if (s2.length < len)
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45 len = s2.length;
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46 for (size_t u = 0; u < len; u++)
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47 {
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48 if (s1[u] < s2[u])
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49 return -1;
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50 else if (s1[u] > s2[u])
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51 return 1;
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52 }
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53 if (s1.length < s2.length)
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54 return -1;
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55 else if (s1.length > s2.length)
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56 return 1;
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57 return 0;
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58 }
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59
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60 override size_t tsize()
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61 {
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62 return (long[]).sizeof;
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63 }
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64
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65 override uint flags()
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66 {
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67 return 1;
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68 }
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69
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70 override TypeInfo next()
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71 {
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72 return typeid(long);
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73 }
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74 }
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75
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76
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77 // ulong[]
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78
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79 class TypeInfo_Am : TypeInfo_Al
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80 {
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81 override string toString() { return "ulong[]"; }
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82
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83 override int compare(in void* p1, in void* p2)
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84 {
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85 ulong[] s1 = *cast(ulong[]*)p1;
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86 ulong[] s2 = *cast(ulong[]*)p2;
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87 size_t len = s1.length;
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88
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89 if (s2.length < len)
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90 len = s2.length;
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91 for (size_t u = 0; u < len; u++)
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92 {
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93 if (s1[u] < s2[u])
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94 return -1;
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95 else if (s1[u] > s2[u])
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96 return 1;
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97 }
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98 if (s1.length < s2.length)
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99 return -1;
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100 else if (s1.length > s2.length)
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101 return 1;
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102 return 0;
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103 }
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104
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105 override TypeInfo next()
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106 {
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107 return typeid(ulong);
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108 }
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109 }