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annotate druntime/src/compiler/dmd/adi.d @ 1458:e0b2d67cfe7c

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Added druntime (this should be removed once it works).
author Robert Clipsham <robert@octarineparrot.com>
date Tue, 02 Jun 2009 17:43:06 +0100
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1458
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1 /**
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2 * Implementation of dynamic array property support routines.
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3 *
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4 * Copyright: Copyright Digital Mars 2000 - 2009.
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5 * License: <a href="http://www.boost.org/LICENSE_1_0.txt>Boost License 1.0</a>.
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6 * Authors: Walter Bright
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7 *
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8 * Copyright Digital Mars 2000 - 2009.
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9 * Distributed under the Boost Software License, Version 1.0.
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10 * (See accompanying file LICENSE_1_0.txt or copy at
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11 * http://www.boost.org/LICENSE_1_0.txt)
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12 */
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13 module rt.adi;
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14
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15 //debug=adi; // uncomment to turn on debugging printf's
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16
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17 private
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18 {
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19 debug(adi) import core.stdc.stdio;
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20 import core.stdc.string;
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21 import core.stdc.stdlib;
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22 import rt.util.utf;
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23
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24 enum BlkAttr : uint
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25 {
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26 FINALIZE = 0b0000_0001,
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27 NO_SCAN = 0b0000_0010,
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28 NO_MOVE = 0b0000_0100,
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29 ALL_BITS = 0b1111_1111
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30 }
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31
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32 extern (C) void* gc_malloc( size_t sz, uint ba = 0 );
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33 extern (C) void* gc_calloc( size_t sz, uint ba = 0 );
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34 extern (C) void gc_free( void* p );
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35 }
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36
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37
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38 struct Array
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39 {
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40 size_t length;
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41 void* ptr;
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42 }
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43
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44 /**********************************************
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45 * Reverse array of chars.
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46 * Handled separately because embedded multibyte encodings should not be
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47 * reversed.
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48 */
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49
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50 extern (C) long _adReverseChar(char[] a)
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51 {
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52 if (a.length > 1)
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53 {
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54 char[6] tmp;
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55 char[6] tmplo;
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56 char* lo = a.ptr;
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57 char* hi = &a[length - 1];
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58
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59 while (lo < hi)
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60 { auto clo = *lo;
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61 auto chi = *hi;
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62
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63 debug(adi) printf("lo = %d, hi = %d\n", lo, hi);
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64 if (clo <= 0x7F && chi <= 0x7F)
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65 {
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66 debug(adi) printf("\tascii\n");
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67 *lo = chi;
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68 *hi = clo;
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69 lo++;
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70 hi--;
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71 continue;
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72 }
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73
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74 uint stridelo = UTF8stride[clo];
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75
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76 uint stridehi = 1;
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77 while ((chi & 0xC0) == 0x80)
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78 {
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79 chi = *--hi;
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80 stridehi++;
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81 assert(hi >= lo);
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82 }
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83 if (lo == hi)
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84 break;
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85
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86 debug(adi) printf("\tstridelo = %d, stridehi = %d\n", stridelo, stridehi);
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87 if (stridelo == stridehi)
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88 {
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89
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90 memcpy(tmp.ptr, lo, stridelo);
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91 memcpy(lo, hi, stridelo);
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92 memcpy(hi, tmp.ptr, stridelo);
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93 lo += stridelo;
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94 hi--;
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95 continue;
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96 }
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97
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98 /* Shift the whole array. This is woefully inefficient
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99 */
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100 memcpy(tmp.ptr, hi, stridehi);
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101 memcpy(tmplo.ptr, lo, stridelo);
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102 memmove(lo + stridehi, lo + stridelo , (hi - lo) - stridelo);
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103 memcpy(lo, tmp.ptr, stridehi);
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104 memcpy(hi + stridehi - stridelo, tmplo.ptr, stridelo);
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105
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106 lo += stridehi;
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107 hi = hi - 1 + (stridehi - stridelo);
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108 }
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109 }
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110 return *cast(long*)(&a);
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111 }
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112
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113 unittest
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114 {
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115 auto a = "abcd"c[];
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116
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117 auto r = a.dup.reverse;
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118 //writefln(r);
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119 assert(r == "dcba");
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120
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121 a = "a\u1235\u1234c";
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122 //writefln(a);
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123 r = a.dup.reverse;
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124 //writefln(r);
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125 assert(r == "c\u1234\u1235a");
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126
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127 a = "ab\u1234c";
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128 //writefln(a);
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129 r = a.dup.reverse;
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130 //writefln(r);
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131 assert(r == "c\u1234ba");
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132
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diff changeset
133 a = "\u3026\u2021\u3061\n";
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parents:
diff changeset
134 r = a.dup.reverse;
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parents:
diff changeset
135 assert(r == "\n\u3061\u2021\u3026");
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diff changeset
136 }
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diff changeset
137
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diff changeset
138
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
139 /**********************************************
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
140 * Reverse array of wchars.
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parents:
diff changeset
141 * Handled separately because embedded multiword encodings should not be
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parents:
diff changeset
142 * reversed.
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
143 */
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144
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
145 extern (C) long _adReverseWchar(wchar[] a)
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parents:
diff changeset
146 {
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diff changeset
147 if (a.length > 1)
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diff changeset
148 {
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diff changeset
149 wchar[2] tmp;
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parents:
diff changeset
150 wchar* lo = a.ptr;
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parents:
diff changeset
151 wchar* hi = &a[length - 1];
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diff changeset
152
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
153 while (lo < hi)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
154 { auto clo = *lo;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
155 auto chi = *hi;
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156
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157 if ((clo < 0xD800 || clo > 0xDFFF) &&
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parents:
diff changeset
158 (chi < 0xD800 || chi > 0xDFFF))
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parents:
diff changeset
159 {
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160 *lo = chi;
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
161 *hi = clo;
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
162 lo++;
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Robert Clipsham <robert@octarineparrot.com>
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163 hi--;
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Robert Clipsham <robert@octarineparrot.com>
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164 continue;
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165 }
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166
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Robert Clipsham <robert@octarineparrot.com>
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167 int stridelo = 1 + (clo >= 0xD800 && clo <= 0xDBFF);
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168
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Robert Clipsham <robert@octarineparrot.com>
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169 int stridehi = 1;
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
170 if (chi >= 0xDC00 && chi <= 0xDFFF)
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171 {
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Robert Clipsham <robert@octarineparrot.com>
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172 chi = *--hi;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
173 stridehi++;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
174 assert(hi >= lo);
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Robert Clipsham <robert@octarineparrot.com>
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175 }
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
176 if (lo == hi)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
177 break;
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178
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
179 if (stridelo == stridehi)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
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180 { int stmp;
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181
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diff changeset
182 assert(stridelo == 2);
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
183 assert(stmp.sizeof == 2 * (*lo).sizeof);
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184 stmp = *cast(int*)lo;
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
185 *cast(int*)lo = *cast(int*)hi;
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diff changeset
186 *cast(int*)hi = stmp;
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Robert Clipsham <robert@octarineparrot.com>
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187 lo += stridelo;
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188 hi--;
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189 continue;
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190 }
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191
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Robert Clipsham <robert@octarineparrot.com>
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192 /* Shift the whole array. This is woefully inefficient
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Robert Clipsham <robert@octarineparrot.com>
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193 */
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diff changeset
194 memcpy(tmp.ptr, hi, stridehi * wchar.sizeof);
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diff changeset
195 memcpy(hi + stridehi - stridelo, lo, stridelo * wchar.sizeof);
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diff changeset
196 memmove(lo + stridehi, lo + stridelo , (hi - (lo + stridelo)) * wchar.sizeof);
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diff changeset
197 memcpy(lo, tmp.ptr, stridehi * wchar.sizeof);
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198
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199 lo += stridehi;
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diff changeset
200 hi = hi - 1 + (stridehi - stridelo);
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201 }
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202 }
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203 return *cast(long*)(&a);
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204 }
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205
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
206 unittest
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207 {
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208 wstring a = "abcd";
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209
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
210 auto r = a.dup.reverse;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
211 assert(r == "dcba");
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
212
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
213 a = "a\U00012356\U00012346c";
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
214 r = a.dup.reverse;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
215 assert(r == "c\U00012346\U00012356a");
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parents:
diff changeset
216
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
217 a = "ab\U00012345c";
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
218 r = a.dup.reverse;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
219 assert(r == "c\U00012345ba");
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diff changeset
220 }
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parents:
diff changeset
221
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
222
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
223 /**********************************************
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
224 * Support for array.reverse property.
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
225 */
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226
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
227 extern (C) long _adReverse(Array a, size_t szelem)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
228 out (result)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
229 {
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
230 assert(result is *cast(long*)(&a));
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diff changeset
231 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
232 body
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
233 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
234 if (a.length >= 2)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
235 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
236 byte* tmp;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
237 byte[16] buffer;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
238
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
239 void* lo = a.ptr;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
240 void* hi = a.ptr + (a.length - 1) * szelem;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
241
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
242 tmp = buffer.ptr;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
243 if (szelem > 16)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
244 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
245 //version (Windows)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
246 tmp = cast(byte*) alloca(szelem);
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
247 //else
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
248 //tmp = gc_malloc(szelem);
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diff changeset
249 }
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
250
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
251 for (; lo < hi; lo += szelem, hi -= szelem)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
252 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
253 memcpy(tmp, lo, szelem);
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
254 memcpy(lo, hi, szelem);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
255 memcpy(hi, tmp, szelem);
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parents:
diff changeset
256 }
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
257
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
258 version (Windows)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
259 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
260 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
261 else
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
262 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
263 //if (szelem > 16)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
264 // BUG: bad code is generate for delete pointer, tries
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
265 // to call delclass.
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
266 //gc_free(tmp);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
267 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
268 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
269 return *cast(long*)(&a);
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parents:
diff changeset
270 }
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diff changeset
271
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
272 unittest
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diff changeset
273 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
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diff changeset
274 debug(adi) printf("array.reverse.unittest\n");
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diff changeset
275
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diff changeset
276 int[] a = new int[5];
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
277 int[] b;
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
278 size_t i;
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parents:
diff changeset
279
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parents:
diff changeset
280 for (i = 0; i < 5; i++)
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parents:
diff changeset
281 a[i] = i;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
282 b = a.reverse;
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parents:
diff changeset
283 assert(b is a);
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
284 for (i = 0; i < 5; i++)
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parents:
diff changeset
285 assert(a[i] == 4 - i);
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parents:
diff changeset
286
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
287 struct X20
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288 { // More than 16 bytes in size
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diff changeset
289 int a;
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diff changeset
290 int b, c, d, e;
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291 }
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292
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diff changeset
293 X20[] c = new X20[5];
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294 X20[] d;
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295
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diff changeset
296 for (i = 0; i < 5; i++)
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297 { c[i].a = i;
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298 c[i].e = 10;
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299 }
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300 d = c.reverse;
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301 assert(d is c);
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diff changeset
302 for (i = 0; i < 5; i++)
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303 {
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304 assert(c[i].a == 4 - i);
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diff changeset
305 assert(c[i].e == 10);
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306 }
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307 }
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308
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309 /**********************************************
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310 * Sort array of chars.
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311 */
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312
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diff changeset
313 extern (C) long _adSortChar(char[] a)
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diff changeset
314 {
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315 if (a.length > 1)
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
316 {
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317 dstring da = toUTF32(a);
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parents:
diff changeset
318 da.sort;
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diff changeset
319 size_t i = 0;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
320 foreach (dchar d; da)
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
321 { char[4] buf;
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Robert Clipsham <robert@octarineparrot.com>
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diff changeset
322 auto t = toUTF8(buf, d);
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parents:
diff changeset
323 a[i .. i + t.length] = t[];
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diff changeset
324 i += t.length;
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diff changeset
325 }
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326 delete da;
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
327 }
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328 return *cast(long*)(&a);
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diff changeset
329 }
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diff changeset
330
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diff changeset
331 /**********************************************
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diff changeset
332 * Sort array of wchars.
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
333 */
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diff changeset
334
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parents:
diff changeset
335 extern (C) long _adSortWchar(wchar[] a)
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
336 {
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diff changeset
337 if (a.length > 1)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
338 {
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diff changeset
339 dstring da = toUTF32(a);
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
340 da.sort;
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
341 size_t i = 0;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
342 foreach (dchar d; da)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
343 { wchar[2] buf;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
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diff changeset
344 auto t = toUTF16(buf, d);
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
345 a[i .. i + t.length] = t[];
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diff changeset
346 i += t.length;
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diff changeset
347 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
348 delete da;
e0b2d67cfe7c Added druntime (this should be removed once it works).
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349 }
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350 return *cast(long*)(&a);
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parents:
diff changeset
351 }
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diff changeset
352
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diff changeset
353 /***************************************
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
354 * Support for array equality test.
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
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diff changeset
355 * Returns:
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
356 * 1 equal
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
357 * 0 not equal
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
358 */
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
359
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
360 extern (C) int _adEq(Array a1, Array a2, TypeInfo ti)
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
361 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
362 debug(adi) printf("_adEq(a1.length = %d, a2.length = %d)\n", a1.length, a2.length);
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
363 if (a1.length != a2.length)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
364 return 0; // not equal
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
365 auto sz = ti.tsize();
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
366 auto p1 = a1.ptr;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
367 auto p2 = a2.ptr;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
368
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
369 if (sz == 1)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
370 // We should really have a ti.isPOD() check for this
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
371 return (memcmp(p1, p2, a1.length) == 0);
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
372
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
373 for (size_t i = 0; i < a1.length; i++)
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
374 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
375 if (!ti.equals(p1 + i * sz, p2 + i * sz))
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
376 return 0; // not equal
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
377 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
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parents:
diff changeset
378 return 1; // equal
e0b2d67cfe7c Added druntime (this should be removed once it works).
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diff changeset
379 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
380
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
381 extern (C) int _adEq2(Array a1, Array a2, TypeInfo ti)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
382 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
383 debug(adi) printf("_adEq2(a1.length = %d, a2.length = %d)\n", a1.length, a2.length);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
384 if (a1.length != a2.length)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
385 return 0; // not equal
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
386 if (!ti.equals(&a1, &a2))
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
387 return 0;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
388 return 1;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
389 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
390 unittest
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
391 {
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
392 debug(adi) printf("array.Eq unittest\n");
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parents:
diff changeset
393
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Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
394 auto a = "hello"c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
395
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
396 assert(a != "hel");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
397 assert(a != "helloo");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
398 assert(a != "betty");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
399 assert(a == "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
400 assert(a != "hxxxx");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
401 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
402
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
403 /***************************************
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
404 * Support for array compare test.
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
405 */
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
406
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
407 extern (C) int _adCmp(Array a1, Array a2, TypeInfo ti)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
408 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
409 debug(adi) printf("adCmp()\n");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
410 auto len = a1.length;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
411 if (a2.length < len)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
412 len = a2.length;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
413 auto sz = ti.tsize();
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
414 void *p1 = a1.ptr;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
415 void *p2 = a2.ptr;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
416
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
417 if (sz == 1)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
418 { // We should really have a ti.isPOD() check for this
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
419 auto c = memcmp(p1, p2, len);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
420 if (c)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
421 return c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
422 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
423 else
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
424 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
425 for (size_t i = 0; i < len; i++)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
426 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
427 auto c = ti.compare(p1 + i * sz, p2 + i * sz);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
428 if (c)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
429 return c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
430 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
431 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
432 if (a1.length == a2.length)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
433 return 0;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
434 return (a1.length > a2.length) ? 1 : -1;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
435 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
436
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
437 extern (C) int _adCmp2(Array a1, Array a2, TypeInfo ti)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
438 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
439 debug(adi) printf("_adCmp2(a1.length = %d, a2.length = %d)\n", a1.length, a2.length);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
440 return ti.compare(&a1, &a2);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
441 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
442 unittest
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
443 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
444 debug(adi) printf("array.Cmp unittest\n");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
445
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
446 auto a = "hello"c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
447
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
448 assert(a > "hel");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
449 assert(a >= "hel");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
450 assert(a < "helloo");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
451 assert(a <= "helloo");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
452 assert(a > "betty");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
453 assert(a >= "betty");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
454 assert(a == "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
455 assert(a <= "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
456 assert(a >= "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
457 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
458
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
459 /***************************************
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
460 * Support for array compare test.
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
461 */
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
462
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
463 extern (C) int _adCmpChar(Array a1, Array a2)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
464 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
465 version (X86)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
466 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
467 asm
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
468 { naked ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
469
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
470 push EDI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
471 push ESI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
472
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
473 mov ESI,a1+4[4+ESP] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
474 mov EDI,a2+4[4+ESP] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
475
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
476 mov ECX,a1[4+ESP] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
477 mov EDX,a2[4+ESP] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
478
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
479 cmp ECX,EDX ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
480 jb GotLength ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
481
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
482 mov ECX,EDX ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
483
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
484 GotLength:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
485 cmp ECX,4 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
486 jb DoBytes ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
487
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
488 // Do alignment if neither is dword aligned
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
489 test ESI,3 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
490 jz Aligned ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
491
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
492 test EDI,3 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
493 jz Aligned ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
494 DoAlign:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
495 mov AL,[ESI] ; //align ESI to dword bounds
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
496 mov DL,[EDI] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
497
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
498 cmp AL,DL ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
499 jnz Unequal ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
500
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
501 inc ESI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
502 inc EDI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
503
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
504 test ESI,3 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
505
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
506 lea ECX,[ECX-1] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
507 jnz DoAlign ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
508 Aligned:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
509 mov EAX,ECX ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
510
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
511 // do multiple of 4 bytes at a time
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
512
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
513 shr ECX,2 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
514 jz TryOdd ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
515
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
516 repe ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
517 cmpsd ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
518
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
519 jnz UnequalQuad ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
520
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
521 TryOdd:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
522 mov ECX,EAX ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
523 DoBytes:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
524 // if still equal and not end of string, do up to 3 bytes slightly
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
525 // slower.
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
526
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
527 and ECX,3 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
528 jz Equal ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
529
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
530 repe ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
531 cmpsb ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
532
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
533 jnz Unequal ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
534 Equal:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
535 mov EAX,a1[4+ESP] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
536 mov EDX,a2[4+ESP] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
537
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
538 sub EAX,EDX ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
539 pop ESI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
540
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
541 pop EDI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
542 ret ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
543
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
544 UnequalQuad:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
545 mov EDX,[EDI-4] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
546 mov EAX,[ESI-4] ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
547
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
548 cmp AL,DL ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
549 jnz Unequal ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
550
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
551 cmp AH,DH ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
552 jnz Unequal ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
553
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
554 shr EAX,16 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
555
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
556 shr EDX,16 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
557
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
558 cmp AL,DL ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
559 jnz Unequal ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
560
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
561 cmp AH,DH ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
562 Unequal:
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
563 sbb EAX,EAX ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
564 pop ESI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
565
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
566 or EAX,1 ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
567 pop EDI ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
568
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
569 ret ;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
570 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
571 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
572 else
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
573 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
574 int len;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
575 int c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
576
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
577 debug(adi) printf("adCmpChar()\n");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
578 len = a1.length;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
579 if (a2.length < len)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
580 len = a2.length;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
581 c = memcmp(cast(char *)a1.ptr, cast(char *)a2.ptr, len);
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
582 if (!c)
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
583 c = cast(int)a1.length - cast(int)a2.length;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
584 return c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
585 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
586 }
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
587
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
588 unittest
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
589 {
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
590 debug(adi) printf("array.CmpChar unittest\n");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
591
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
592 auto a = "hello"c;
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
593
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
594 assert(a > "hel");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
595 assert(a >= "hel");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
596 assert(a < "helloo");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
597 assert(a <= "helloo");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
598 assert(a > "betty");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
599 assert(a >= "betty");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
600 assert(a == "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
601 assert(a <= "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
602 assert(a >= "hello");
e0b2d67cfe7c Added druntime (this should be removed once it works).
Robert Clipsham <robert@octarineparrot.com>
parents:
diff changeset
603 }