1 | /* $Id: tstRTAvl.cpp 19945 2009-05-23 21:48:25Z vboxsync $ */
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2 | /** @file
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3 | * IPRT Testcase - AVL trees.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2009 Sun Microsystems, Inc.
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | *
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17 | * The contents of this file may alternatively be used under the terms
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18 | * of the Common Development and Distribution License Version 1.0
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19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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20 | * VirtualBox OSE distribution, in which case the provisions of the
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21 | * CDDL are applicable instead of those of the GPL.
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22 | *
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23 | * You may elect to license modified versions of this file under the
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24 | * terms and conditions of either the GPL or the CDDL or both.
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25 | *
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26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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28 | * additional information or have any questions.
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29 | */
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30 |
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31 | /*******************************************************************************
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32 | * Header Files *
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33 | *******************************************************************************/
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34 | #include <iprt/avl.h>
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35 |
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36 | #include <iprt/asm.h>
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37 | #include <iprt/initterm.h>
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38 | #include <iprt/mem.h>
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39 | #include <iprt/rand.h>
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40 | #include <iprt/stdarg.h>
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41 | #include <iprt/string.h>
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42 | #include <iprt/test.h>
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43 |
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44 |
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45 | /*******************************************************************************
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46 | * Structures and Typedefs *
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47 | *******************************************************************************/
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48 | typedef struct TRACKER
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49 | {
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50 | /** The max key value (exclusive). */
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51 | uint32_t MaxKey;
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52 | /** The last allocated key. */
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53 | uint32_t LastAllocatedKey;
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54 | /** The number of set bits in the bitmap. */
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55 | uint32_t cSetBits;
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56 | /** The bitmap size. */
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57 | uint32_t cbBitmap;
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58 | /** Bitmap containing the allocated nodes. */
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59 | uint8_t abBitmap[1];
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60 | } TRACKER, *PTRACKER;
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61 |
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62 |
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63 | /*******************************************************************************
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64 | * Global Variables *
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65 | *******************************************************************************/
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66 | static RTTEST g_hTest;
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67 | static RTRAND g_hRand;
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68 |
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69 |
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70 | /**
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71 | * Creates a new tracker.
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72 | *
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73 | * @returns Pointer to the new tracker.
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74 | * @param MaxKey The max key value for the tracker. (exclusive)
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75 | */
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76 | static PTRACKER TrackerCreate(uint32_t MaxKey)
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77 | {
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78 | uint32_t cbBitmap = (MaxKey + sizeof(uint32_t) * sizeof(uint8_t) - 1) / sizeof(uint8_t);
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79 | PTRACKER pTracker = (PTRACKER)RTMemAllocZ(RT_OFFSETOF(TRACKER, abBitmap[cbBitmap]));
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80 | if (pTracker)
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81 | {
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82 | pTracker->MaxKey = MaxKey;
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83 | pTracker->LastAllocatedKey = MaxKey;
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84 | pTracker->cbBitmap = cbBitmap;
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85 | Assert(pTracker->cSetBits == 0);
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86 | }
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87 | return pTracker;
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88 | }
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89 |
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90 |
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91 | /**
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92 | * Destroys a tracker.
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93 | *
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94 | * @param pTracker The tracker.
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95 | */
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96 | static void TrackerDestroy(PTRACKER pTracker)
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97 | {
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98 | RTMemFree(pTracker);
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99 | }
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100 |
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101 |
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102 | /**
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103 | * Inserts a key range into the tracker.
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104 | *
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105 | * @returns success indicator.
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106 | * @param pTracker The tracker.
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107 | * @param Key The first key in the range.
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108 | * @param KeyLast The last key in the range. (inclusive)
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109 | */
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110 | static bool TrackerInsert(PTRACKER pTracker, uint32_t Key, uint32_t KeyLast)
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111 | {
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112 | bool fRc = !ASMBitTestAndSet(pTracker->abBitmap, Key);
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113 | if (fRc)
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114 | pTracker->cSetBits++;
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115 | while (KeyLast != Key)
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116 | {
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117 | if (!ASMBitTestAndSet(pTracker->abBitmap, KeyLast))
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118 | pTracker->cSetBits++;
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119 | else
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120 | fRc = false;
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121 | KeyLast--;
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122 | }
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123 | return fRc;
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124 | }
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125 |
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126 |
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127 | /**
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128 | * Removes a key range from the tracker.
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129 | *
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130 | * @returns success indicator.
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131 | * @param pTracker The tracker.
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132 | * @param Key The first key in the range.
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133 | * @param KeyLast The last key in the range. (inclusive)
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134 | */
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135 | static bool TrackerRemove(PTRACKER pTracker, uint32_t Key, uint32_t KeyLast)
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136 | {
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137 | bool fRc = ASMBitTestAndClear(pTracker->abBitmap, Key);
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138 | if (fRc)
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139 | pTracker->cSetBits--;
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140 | while (KeyLast != Key)
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141 | {
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142 | if (ASMBitTestAndClear(pTracker->abBitmap, KeyLast))
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143 | pTracker->cSetBits--;
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144 | else
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145 | fRc = false;
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146 | KeyLast--;
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147 | }
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148 | return fRc;
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149 | }
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150 |
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151 |
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152 | /**
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153 | * Random key range allocation.
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154 | *
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155 | * @returns success indicator.
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156 | * @param pTracker The tracker.
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157 | * @param pKey Where to store the first key in the allocated range.
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158 | * @param pKeyLast Where to store the first key in the allocated range.
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159 | * @param cMaxKey The max range length.
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160 | * @remark The caller has to call TrackerInsert.
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161 | */
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162 | static bool TrackerNewRandomEx(PTRACKER pTracker, uint32_t *pKey, uint32_t *pKeyLast, uint32_t cMaxKeys)
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163 | {
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164 | /*
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165 | * Find a key.
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166 | */
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167 | uint32_t Key = RTRandAdvU32Ex(g_hRand, 0, pTracker->MaxKey - 1);
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168 | if (ASMBitTest(pTracker->abBitmap, Key))
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169 | {
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170 | if (pTracker->cSetBits >= pTracker->MaxKey)
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171 | return false;
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172 |
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173 | int Key2 = ASMBitNextClear(pTracker->abBitmap, pTracker->MaxKey, Key);
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174 | if (Key2 > 0)
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175 | Key = Key2;
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176 | else
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177 | {
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178 | /* we're missing a ASMBitPrevClear function, so just try another, lower, value.*/
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179 | for (;;)
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180 | {
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181 | const uint32_t KeyPrev = Key;
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182 | Key = RTRandAdvU32Ex(g_hRand, 0, KeyPrev - 1);
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183 | if (!ASMBitTest(pTracker->abBitmap, Key))
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184 | break;
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185 | Key2 = ASMBitNextClear(pTracker->abBitmap, RT_ALIGN_32(KeyPrev, 32), Key);
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186 | if (Key2 > 0)
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187 | {
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188 | Key = Key2;
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189 | break;
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190 | }
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191 | }
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192 | }
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193 | }
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194 |
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195 | /*
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196 | * Determin the range.
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197 | */
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198 | uint32_t KeyLast;
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199 | if (cMaxKeys == 1 || !pKeyLast)
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200 | KeyLast = Key;
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201 | else
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202 | {
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203 | uint32_t cKeys = RTRandAdvU32Ex(g_hRand, 0, RT_MIN(pTracker->MaxKey - Key, cMaxKeys - 1));
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204 | KeyLast = Key + cKeys;
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205 | int Key2 = ASMBitNextSet(pTracker->abBitmap, RT_ALIGN_32(KeyLast, 32), Key);
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206 | if ( Key2 > 0
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207 | && (unsigned)Key2 <= KeyLast)
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208 | KeyLast = Key2 - 1;
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209 | }
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210 |
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211 | /*
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212 | * Return.
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213 | */
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214 | *pKey = Key;
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215 | if (pKeyLast)
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216 | *pKeyLast = KeyLast;
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217 | return true;
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218 | }
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219 |
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220 |
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221 | /**
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222 | * Random single key allocation.
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223 | *
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224 | * @returns success indicator.
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225 | * @param pTracker The tracker.
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226 | * @param pKey Where to store the allocated key.
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227 | * @remark The caller has to call TrackerInsert.
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228 | */
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229 | static bool TrackerNewRandom(PTRACKER pTracker, uint32_t *pKey)
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230 | {
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231 | return TrackerNewRandomEx(pTracker, pKey, NULL, 1);
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232 | }
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233 |
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234 |
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235 | /**
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236 | * Random single key 'lookup'.
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237 | *
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238 | * @returns success indicator.
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239 | * @param pTracker The tracker.
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240 | * @param pKey Where to store the allocated key.
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241 | * @remark The caller has to call TrackerRemove.
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242 | */
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243 | static bool TrackerFindRandom(PTRACKER pTracker, uint32_t *pKey)
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244 | {
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245 | uint32_t Key = RTRandAdvU32Ex(g_hRand, 0, pTracker->MaxKey - 1);
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246 | if (!ASMBitTest(pTracker->abBitmap, Key))
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247 | {
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248 | if (!pTracker->cSetBits)
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249 | return false;
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250 |
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251 | int Key2 = ASMBitNextSet(pTracker->abBitmap, pTracker->MaxKey, Key);
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252 | if (Key2 > 0)
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253 | Key = Key2;
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254 | else
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255 | {
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256 | /* we're missing a ASMBitPrevSet function, so here's a quick replacement hack. */
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257 | uint32_t *pu32Start = (uint32_t *)&pTracker->abBitmap[0];
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258 | uint32_t *pu32Cur = (uint32_t *)&pTracker->abBitmap[Key >> 8];
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259 | while (pu32Cur >= pu32Start)
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260 | {
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261 | if (*pu32Cur)
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262 | {
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263 | *pKey = ASMBitLastSetU32(*pu32Cur) - 1 + (uint32_t)((pu32Cur - pu32Start) * 32);
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264 | return true;
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265 | }
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266 | pu32Cur--;
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267 | }
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268 | Key2 = ASMBitFirstSet(pTracker->abBitmap, pTracker->MaxKey);
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269 | if (Key2 == -1)
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270 | {
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271 | RTTestIFailed("cSetBits=%u - but ASMBitFirstSet failed to find any", pTracker->cSetBits);
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272 | return false;
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273 | }
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274 | Key = Key2;
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275 | }
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276 | }
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277 |
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278 | *pKey = Key;
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279 | return true;
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280 | }
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281 |
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282 |
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283 | /*
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284 | bool TrackerAllocSeq(PTRACKER pTracker, uint32_t *pKey, uint32_t *pKeyLast, uint32_t cMaxKeys)
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285 | {
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286 | return false;
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287 | }*/
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288 |
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289 |
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290 | /**
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291 | * Prints an unbuffered char.
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292 | * @param ch The char.
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293 | */
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294 | static void ProgressChar(char ch)
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295 | {
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296 | //RTTestIPrintf(RTTESTLVL_INFO, "%c", ch);
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297 | RTTestIPrintf(RTTESTLVL_SUB_TEST, "%c", ch);
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298 | }
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299 |
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300 | /**
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301 | * Prints a progress indicator label.
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302 | * @param cMax The max number of operations (exclusive).
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303 | * @param pszFormat The format string.
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304 | * @param ... The arguments to the format string.
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305 | */
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306 | DECLINLINE(void) ProgressPrintf(unsigned cMax, const char *pszFormat, ...)
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307 | {
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308 | if (cMax < 10000)
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309 | return;
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310 |
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311 | va_list va;
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312 | va_start(va, pszFormat);
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313 | //RTTestIPrintfV(RTTESTLVL_INFO, pszFormat, va);
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314 | RTTestIPrintfV(RTTESTLVL_SUB_TEST, pszFormat, va);
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315 | va_end(va);
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316 | }
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317 |
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318 |
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319 | /**
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320 | * Prints a progress indicator dot.
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321 | * @param iCur The current operation. (can be decending too)
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322 | * @param cMax The max number of operations (exclusive).
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323 | */
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324 | DECLINLINE(void) Progress(unsigned iCur, unsigned cMax)
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325 | {
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326 | if (cMax < 10000)
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327 | return;
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328 | if (!(iCur % (cMax / 20)))
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329 | ProgressChar('.');
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330 | }
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331 |
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332 |
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333 | static int avlogcphys(unsigned cMax)
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334 | {
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335 | /*
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336 | * Simple linear insert and remove.
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337 | */
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338 | if (cMax >= 10000)
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339 | RTTestISubF("oGCPhys(%d): linear left", cMax);
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340 | PAVLOGCPHYSTREE pTree = (PAVLOGCPHYSTREE)RTMemAllocZ(sizeof(*pTree));
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341 | unsigned i;
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342 | for (i = 0; i < cMax; i++)
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343 | {
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344 | Progress(i, cMax);
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345 | PAVLOGCPHYSNODECORE pNode = (PAVLOGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
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346 | pNode->Key = i;
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347 | if (!RTAvloGCPhysInsert(pTree, pNode))
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348 | {
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349 | RTTestIFailed("linear left insert i=%d\n", i);
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350 | return 1;
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351 | }
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352 | /* negative. */
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353 | AVLOGCPHYSNODECORE Node = *pNode;
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354 | if (RTAvloGCPhysInsert(pTree, &Node))
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355 | {
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356 | RTTestIFailed("linear left negative insert i=%d\n", i);
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357 | return 1;
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358 | }
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359 | }
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360 |
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361 | ProgressPrintf(cMax, "~");
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362 | for (i = 0; i < cMax; i++)
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363 | {
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364 | Progress(i, cMax);
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365 | PAVLOGCPHYSNODECORE pNode = RTAvloGCPhysRemove(pTree, i);
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366 | if (!pNode)
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367 | {
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368 | RTTestIFailed("linear left remove i=%d\n", i);
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369 | return 1;
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370 | }
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371 | memset(pNode, 0xcc, sizeof(*pNode));
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372 | RTMemFree(pNode);
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373 |
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374 | /* negative */
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375 | pNode = RTAvloGCPhysRemove(pTree, i);
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376 | if (pNode)
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377 | {
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378 | RTTestIFailed("linear left negative remove i=%d\n", i);
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379 | return 1;
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380 | }
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381 | }
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382 |
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383 | /*
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384 | * Simple linear insert and remove from the right.
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385 | */
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386 | if (cMax >= 10000)
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387 | RTTestISubF("oGCPhys(%d): linear right", cMax);
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388 | for (i = 0; i < cMax; i++)
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389 | {
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390 | Progress(i, cMax);
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391 | PAVLOGCPHYSNODECORE pNode = (PAVLOGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
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392 | pNode->Key = i;
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393 | if (!RTAvloGCPhysInsert(pTree, pNode))
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394 | {
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395 | RTTestIFailed("linear right insert i=%d\n", i);
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396 | return 1;
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397 | }
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398 | /* negative. */
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399 | AVLOGCPHYSNODECORE Node = *pNode;
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400 | if (RTAvloGCPhysInsert(pTree, &Node))
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401 | {
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402 | RTTestIFailed("linear right negative insert i=%d\n", i);
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403 | return 1;
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404 | }
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405 | }
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406 |
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407 | ProgressPrintf(cMax, "~");
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408 | while (i-- > 0)
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409 | {
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410 | Progress(i, cMax);
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411 | PAVLOGCPHYSNODECORE pNode = RTAvloGCPhysRemove(pTree, i);
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412 | if (!pNode)
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413 | {
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414 | RTTestIFailed("linear right remove i=%d\n", i);
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415 | return 1;
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416 | }
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417 | memset(pNode, 0xcc, sizeof(*pNode));
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418 | RTMemFree(pNode);
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419 |
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420 | /* negative */
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421 | pNode = RTAvloGCPhysRemove(pTree, i);
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422 | if (pNode)
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423 | {
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424 | RTTestIFailed("linear right negative remove i=%d\n", i);
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425 | return 1;
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426 | }
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427 | }
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428 |
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429 | /*
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430 | * Linear insert but root based removal.
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431 | */
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432 | if (cMax >= 10000)
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433 | RTTestISubF("oGCPhys(%d): linear root", cMax);
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434 | for (i = 0; i < cMax; i++)
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435 | {
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436 | Progress(i, cMax);
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437 | PAVLOGCPHYSNODECORE pNode = (PAVLOGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
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438 | pNode->Key = i;
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439 | if (!RTAvloGCPhysInsert(pTree, pNode))
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440 | {
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441 | RTTestIFailed("linear root insert i=%d\n", i);
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442 | return 1;
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443 | }
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444 | /* negative. */
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445 | AVLOGCPHYSNODECORE Node = *pNode;
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446 | if (RTAvloGCPhysInsert(pTree, &Node))
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447 | {
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448 | RTTestIFailed("linear root negative insert i=%d\n", i);
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449 | return 1;
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450 | }
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451 | }
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452 |
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453 | ProgressPrintf(cMax, "~");
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454 | while (i-- > 0)
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455 | {
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456 | Progress(i, cMax);
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457 | PAVLOGCPHYSNODECORE pNode = (PAVLOGCPHYSNODECORE)((intptr_t)pTree + *pTree);
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458 | RTGCPHYS Key = pNode->Key;
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459 | pNode = RTAvloGCPhysRemove(pTree, Key);
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460 | if (!pNode)
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461 | {
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462 | RTTestIFailed("linear root remove i=%d Key=%d\n", i, (unsigned)Key);
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463 | return 1;
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464 | }
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465 | memset(pNode, 0xcc, sizeof(*pNode));
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466 | RTMemFree(pNode);
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467 |
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468 | /* negative */
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469 | pNode = RTAvloGCPhysRemove(pTree, Key);
|
---|
470 | if (pNode)
|
---|
471 | {
|
---|
472 | RTTestIFailed("linear root negative remove i=%d Key=%d\n", i, (unsigned)Key);
|
---|
473 | return 1;
|
---|
474 | }
|
---|
475 | }
|
---|
476 | if (*pTree)
|
---|
477 | {
|
---|
478 | RTTestIFailed("sparse remove didn't remove it all!\n");
|
---|
479 | return 1;
|
---|
480 | }
|
---|
481 |
|
---|
482 | /*
|
---|
483 | * Make a sparsely populated tree and remove the nodes using best fit in 5 cycles.
|
---|
484 | */
|
---|
485 | const unsigned cMaxSparse = RT_ALIGN(cMax, 32);
|
---|
486 | if (cMaxSparse >= 10000)
|
---|
487 | RTTestISubF("oGCPhys(%d): sparse", cMax);
|
---|
488 | for (i = 0; i < cMaxSparse; i += 8)
|
---|
489 | {
|
---|
490 | Progress(i, cMaxSparse);
|
---|
491 | PAVLOGCPHYSNODECORE pNode = (PAVLOGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
|
---|
492 | pNode->Key = i;
|
---|
493 | if (!RTAvloGCPhysInsert(pTree, pNode))
|
---|
494 | {
|
---|
495 | RTTestIFailed("sparse insert i=%d\n", i);
|
---|
496 | return 1;
|
---|
497 | }
|
---|
498 | /* negative. */
|
---|
499 | AVLOGCPHYSNODECORE Node = *pNode;
|
---|
500 | if (RTAvloGCPhysInsert(pTree, &Node))
|
---|
501 | {
|
---|
502 | RTTestIFailed("sparse negative insert i=%d\n", i);
|
---|
503 | return 1;
|
---|
504 | }
|
---|
505 | }
|
---|
506 |
|
---|
507 | /* Remove using best fit in 5 cycles. */
|
---|
508 | ProgressPrintf(cMaxSparse, "~");
|
---|
509 | unsigned j;
|
---|
510 | for (j = 0; j < 4; j++)
|
---|
511 | {
|
---|
512 | for (i = 0; i < cMaxSparse; i += 8 * 4)
|
---|
513 | {
|
---|
514 | Progress(i, cMax); // good enough
|
---|
515 | PAVLOGCPHYSNODECORE pNode = RTAvloGCPhysRemoveBestFit(pTree, i, true);
|
---|
516 | if (!pNode)
|
---|
517 | {
|
---|
518 | RTTestIFailed("sparse remove i=%d j=%d\n", i, j);
|
---|
519 | return 1;
|
---|
520 | }
|
---|
521 | if (pNode->Key - (unsigned long)i >= 8 * 4)
|
---|
522 | {
|
---|
523 | RTTestIFailed("sparse remove i=%d j=%d Key=%d\n", i, j, (unsigned)pNode->Key);
|
---|
524 | return 1;
|
---|
525 | }
|
---|
526 | memset(pNode, 0xdd, sizeof(*pNode));
|
---|
527 | RTMemFree(pNode);
|
---|
528 | }
|
---|
529 | }
|
---|
530 | if (*pTree)
|
---|
531 | {
|
---|
532 | RTTestIFailed("sparse remove didn't remove it all!\n");
|
---|
533 | return 1;
|
---|
534 | }
|
---|
535 | RTMemFree(pTree);
|
---|
536 | ProgressPrintf(cMaxSparse, "\n");
|
---|
537 | return 0;
|
---|
538 | }
|
---|
539 |
|
---|
540 |
|
---|
541 | int avlogcphysRand(unsigned cMax, unsigned cMax2)
|
---|
542 | {
|
---|
543 | PAVLOGCPHYSTREE pTree = (PAVLOGCPHYSTREE)RTMemAllocZ(sizeof(*pTree));
|
---|
544 | unsigned i;
|
---|
545 |
|
---|
546 | /*
|
---|
547 | * Random tree.
|
---|
548 | */
|
---|
549 | if (cMax >= 10000)
|
---|
550 | RTTestISubF("oGCPhys(%d, %d): random", cMax, cMax2);
|
---|
551 | PTRACKER pTracker = TrackerCreate(cMax2);
|
---|
552 | if (!pTracker)
|
---|
553 | {
|
---|
554 | RTTestIFailed("failed to create %d tracker!\n", cMax2);
|
---|
555 | return 1;
|
---|
556 | }
|
---|
557 |
|
---|
558 | /* Insert a number of nodes in random order. */
|
---|
559 | for (i = 0; i < cMax; i++)
|
---|
560 | {
|
---|
561 | Progress(i, cMax);
|
---|
562 | uint32_t Key;
|
---|
563 | if (!TrackerNewRandom(pTracker, &Key))
|
---|
564 | {
|
---|
565 | RTTestIFailed("failed to allocate node no. %d\n", i);
|
---|
566 | TrackerDestroy(pTracker);
|
---|
567 | return 1;
|
---|
568 | }
|
---|
569 | PAVLOGCPHYSNODECORE pNode = (PAVLOGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
|
---|
570 | pNode->Key = Key;
|
---|
571 | if (!RTAvloGCPhysInsert(pTree, pNode))
|
---|
572 | {
|
---|
573 | RTTestIFailed("random insert i=%d Key=%#x\n", i, Key);
|
---|
574 | return 1;
|
---|
575 | }
|
---|
576 | /* negative. */
|
---|
577 | AVLOGCPHYSNODECORE Node = *pNode;
|
---|
578 | if (RTAvloGCPhysInsert(pTree, &Node))
|
---|
579 | {
|
---|
580 | RTTestIFailed("linear negative insert i=%d Key=%#x\n", i, Key);
|
---|
581 | return 1;
|
---|
582 | }
|
---|
583 | TrackerInsert(pTracker, Key, Key);
|
---|
584 | }
|
---|
585 |
|
---|
586 |
|
---|
587 | /* delete the nodes in random order. */
|
---|
588 | ProgressPrintf(cMax, "~");
|
---|
589 | while (i-- > 0)
|
---|
590 | {
|
---|
591 | Progress(i, cMax);
|
---|
592 | uint32_t Key;
|
---|
593 | if (!TrackerFindRandom(pTracker, &Key))
|
---|
594 | {
|
---|
595 | RTTestIFailed("failed to find free node no. %d\n", i);
|
---|
596 | TrackerDestroy(pTracker);
|
---|
597 | return 1;
|
---|
598 | }
|
---|
599 |
|
---|
600 | PAVLOGCPHYSNODECORE pNode = RTAvloGCPhysRemove(pTree, Key);
|
---|
601 | if (!pNode)
|
---|
602 | {
|
---|
603 | RTTestIFailed("random remove i=%d Key=%#x\n", i, Key);
|
---|
604 | return 1;
|
---|
605 | }
|
---|
606 | if (pNode->Key != Key)
|
---|
607 | {
|
---|
608 | RTTestIFailed("random remove i=%d Key=%#x pNode->Key=%#x\n", i, Key, (unsigned)pNode->Key);
|
---|
609 | return 1;
|
---|
610 | }
|
---|
611 | TrackerRemove(pTracker, Key, Key);
|
---|
612 | memset(pNode, 0xdd, sizeof(*pNode));
|
---|
613 | RTMemFree(pNode);
|
---|
614 | }
|
---|
615 | if (*pTree)
|
---|
616 | {
|
---|
617 | RTTestIFailed("random remove didn't remove it all!\n");
|
---|
618 | return 1;
|
---|
619 | }
|
---|
620 | ProgressPrintf(cMax, "\n");
|
---|
621 | TrackerDestroy(pTracker);
|
---|
622 | RTMemFree(pTree);
|
---|
623 | return 0;
|
---|
624 | }
|
---|
625 |
|
---|
626 |
|
---|
627 |
|
---|
628 | int avlrogcphys(void)
|
---|
629 | {
|
---|
630 | unsigned i;
|
---|
631 | unsigned j;
|
---|
632 | unsigned k;
|
---|
633 | PAVLROGCPHYSTREE pTree = (PAVLROGCPHYSTREE)RTMemAllocZ(sizeof(*pTree));
|
---|
634 |
|
---|
635 | AssertCompileSize(AVLOGCPHYSNODECORE, 24);
|
---|
636 | AssertCompileSize(AVLROGCPHYSNODECORE, 32);
|
---|
637 |
|
---|
638 | RTTestISubF("RTAvlroGCPhys");
|
---|
639 |
|
---|
640 | /*
|
---|
641 | * Simple linear insert, get and remove.
|
---|
642 | */
|
---|
643 | /* insert */
|
---|
644 | for (i = 0; i < 65536; i += 4)
|
---|
645 | {
|
---|
646 | PAVLROGCPHYSNODECORE pNode = (PAVLROGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
|
---|
647 | pNode->Key = i;
|
---|
648 | pNode->KeyLast = i + 3;
|
---|
649 | if (!RTAvlroGCPhysInsert(pTree, pNode))
|
---|
650 | {
|
---|
651 | RTTestIFailed("linear insert i=%d\n", (unsigned)i);
|
---|
652 | return 1;
|
---|
653 | }
|
---|
654 |
|
---|
655 | /* negative. */
|
---|
656 | AVLROGCPHYSNODECORE Node = *pNode;
|
---|
657 | for (j = i + 3; j > i - 32; j--)
|
---|
658 | {
|
---|
659 | for (k = i; k < i + 32; k++)
|
---|
660 | {
|
---|
661 | Node.Key = RT_MIN(j, k);
|
---|
662 | Node.KeyLast = RT_MAX(k, j);
|
---|
663 | if (RTAvlroGCPhysInsert(pTree, &Node))
|
---|
664 | {
|
---|
665 | RTTestIFailed("linear negative insert i=%d j=%d k=%d\n", i, j, k);
|
---|
666 | return 1;
|
---|
667 | }
|
---|
668 | }
|
---|
669 | }
|
---|
670 | }
|
---|
671 |
|
---|
672 | /* do gets. */
|
---|
673 | for (i = 0; i < 65536; i += 4)
|
---|
674 | {
|
---|
675 | PAVLROGCPHYSNODECORE pNode = RTAvlroGCPhysGet(pTree, i);
|
---|
676 | if (!pNode)
|
---|
677 | {
|
---|
678 | RTTestIFailed("linear get i=%d\n", i);
|
---|
679 | return 1;
|
---|
680 | }
|
---|
681 | if (pNode->Key > i || pNode->KeyLast < i)
|
---|
682 | {
|
---|
683 | RTTestIFailed("linear get i=%d Key=%d KeyLast=%d\n", i, (unsigned)pNode->Key, (unsigned)pNode->KeyLast);
|
---|
684 | return 1;
|
---|
685 | }
|
---|
686 |
|
---|
687 | for (j = 0; j < 4; j++)
|
---|
688 | {
|
---|
689 | if (RTAvlroGCPhysRangeGet(pTree, i + j) != pNode)
|
---|
690 | {
|
---|
691 | RTTestIFailed("linear range get i=%d j=%d\n", i, j);
|
---|
692 | return 1;
|
---|
693 | }
|
---|
694 | }
|
---|
695 |
|
---|
696 | /* negative. */
|
---|
697 | if ( RTAvlroGCPhysGet(pTree, i + 1)
|
---|
698 | || RTAvlroGCPhysGet(pTree, i + 2)
|
---|
699 | || RTAvlroGCPhysGet(pTree, i + 3))
|
---|
700 | {
|
---|
701 | RTTestIFailed("linear negative get i=%d + n\n", i);
|
---|
702 | return 1;
|
---|
703 | }
|
---|
704 |
|
---|
705 | }
|
---|
706 |
|
---|
707 | /* remove */
|
---|
708 | for (i = 0; i < 65536; i += 4)
|
---|
709 | {
|
---|
710 | PAVLROGCPHYSNODECORE pNode = RTAvlroGCPhysRemove(pTree, i);
|
---|
711 | if (!pNode)
|
---|
712 | {
|
---|
713 | RTTestIFailed("linear remove i=%d\n", i);
|
---|
714 | return 1;
|
---|
715 | }
|
---|
716 | memset(pNode, 0xcc, sizeof(*pNode));
|
---|
717 | RTMemFree(pNode);
|
---|
718 |
|
---|
719 | /* negative */
|
---|
720 | if ( RTAvlroGCPhysRemove(pTree, i)
|
---|
721 | || RTAvlroGCPhysRemove(pTree, i + 1)
|
---|
722 | || RTAvlroGCPhysRemove(pTree, i + 2)
|
---|
723 | || RTAvlroGCPhysRemove(pTree, i + 3))
|
---|
724 | {
|
---|
725 | RTTestIFailed("linear negative remove i=%d + n\n", i);
|
---|
726 | return 1;
|
---|
727 | }
|
---|
728 | }
|
---|
729 |
|
---|
730 | /*
|
---|
731 | * Make a sparsely populated tree.
|
---|
732 | */
|
---|
733 | for (i = 0; i < 65536; i += 8)
|
---|
734 | {
|
---|
735 | PAVLROGCPHYSNODECORE pNode = (PAVLROGCPHYSNODECORE)RTMemAlloc(sizeof(*pNode));
|
---|
736 | pNode->Key = i;
|
---|
737 | pNode->KeyLast = i + 3;
|
---|
738 | if (!RTAvlroGCPhysInsert(pTree, pNode))
|
---|
739 | {
|
---|
740 | RTTestIFailed("sparse insert i=%d\n", i);
|
---|
741 | return 1;
|
---|
742 | }
|
---|
743 | /* negative. */
|
---|
744 | AVLROGCPHYSNODECORE Node = *pNode;
|
---|
745 | const RTGCPHYS jMin = i > 32 ? i - 32 : 1;
|
---|
746 | const RTGCPHYS kMax = i + 32;
|
---|
747 | for (j = pNode->KeyLast; j >= jMin; j--)
|
---|
748 | {
|
---|
749 | for (k = pNode->Key; k < kMax; k++)
|
---|
750 | {
|
---|
751 | Node.Key = RT_MIN(j, k);
|
---|
752 | Node.KeyLast = RT_MAX(k, j);
|
---|
753 | if (RTAvlroGCPhysInsert(pTree, &Node))
|
---|
754 | {
|
---|
755 | RTTestIFailed("sparse negative insert i=%d j=%d k=%d\n", i, j, k);
|
---|
756 | return 1;
|
---|
757 | }
|
---|
758 | }
|
---|
759 | }
|
---|
760 | }
|
---|
761 |
|
---|
762 | /*
|
---|
763 | * Get and Remove using range matching in 5 cycles.
|
---|
764 | */
|
---|
765 | for (j = 0; j < 4; j++)
|
---|
766 | {
|
---|
767 | for (i = 0; i < 65536; i += 8 * 4)
|
---|
768 | {
|
---|
769 | /* gets */
|
---|
770 | RTGCPHYS KeyBase = i + j * 8;
|
---|
771 | PAVLROGCPHYSNODECORE pNode = RTAvlroGCPhysGet(pTree, KeyBase);
|
---|
772 | if (!pNode)
|
---|
773 | {
|
---|
774 | RTTestIFailed("sparse get i=%d j=%d KeyBase=%d\n", i, j, (unsigned)KeyBase);
|
---|
775 | return 1;
|
---|
776 | }
|
---|
777 | if (pNode->Key > KeyBase || pNode->KeyLast < KeyBase)
|
---|
778 | {
|
---|
779 | RTTestIFailed("sparse get i=%d j=%d KeyBase=%d pNode->Key=%d\n", i, j, (unsigned)KeyBase, (unsigned)pNode->Key);
|
---|
780 | return 1;
|
---|
781 | }
|
---|
782 | for (k = KeyBase; k < KeyBase + 4; k++)
|
---|
783 | {
|
---|
784 | if (RTAvlroGCPhysRangeGet(pTree, k) != pNode)
|
---|
785 | {
|
---|
786 | RTTestIFailed("sparse range get i=%d j=%d k=%d\n", i, j, k);
|
---|
787 | return 1;
|
---|
788 | }
|
---|
789 | }
|
---|
790 |
|
---|
791 | /* negative gets */
|
---|
792 | for (k = i + j; k < KeyBase + 8; k++)
|
---|
793 | {
|
---|
794 | if ( k != KeyBase
|
---|
795 | && RTAvlroGCPhysGet(pTree, k))
|
---|
796 | {
|
---|
797 | RTTestIFailed("sparse negative get i=%d j=%d k=%d\n", i, j, k);
|
---|
798 | return 1;
|
---|
799 | }
|
---|
800 | }
|
---|
801 | for (k = i + j; k < KeyBase; k++)
|
---|
802 | {
|
---|
803 | if (RTAvlroGCPhysRangeGet(pTree, k))
|
---|
804 | {
|
---|
805 | RTTestIFailed("sparse negative range get i=%d j=%d k=%d\n", i, j, k);
|
---|
806 | return 1;
|
---|
807 | }
|
---|
808 | }
|
---|
809 | for (k = KeyBase + 4; k < KeyBase + 8; k++)
|
---|
810 | {
|
---|
811 | if (RTAvlroGCPhysRangeGet(pTree, k))
|
---|
812 | {
|
---|
813 | RTTestIFailed("sparse negative range get i=%d j=%d k=%d\n", i, j, k);
|
---|
814 | return 1;
|
---|
815 | }
|
---|
816 | }
|
---|
817 |
|
---|
818 | /* remove */
|
---|
819 | RTGCPHYS Key = KeyBase + ((i / 19) % 4);
|
---|
820 | if (RTAvlroGCPhysRangeRemove(pTree, Key) != pNode)
|
---|
821 | {
|
---|
822 | RTTestIFailed("sparse remove i=%d j=%d Key=%d\n", i, j, (unsigned)Key);
|
---|
823 | return 1;
|
---|
824 | }
|
---|
825 | memset(pNode, 0xdd, sizeof(*pNode));
|
---|
826 | RTMemFree(pNode);
|
---|
827 | }
|
---|
828 | }
|
---|
829 | if (*pTree)
|
---|
830 | {
|
---|
831 | RTTestIFailed("sparse remove didn't remove it all!\n");
|
---|
832 | return 1;
|
---|
833 | }
|
---|
834 |
|
---|
835 |
|
---|
836 | /*
|
---|
837 | * Realworld testcase.
|
---|
838 | */
|
---|
839 | struct
|
---|
840 | {
|
---|
841 | AVLROGCPHYSTREE Tree;
|
---|
842 | AVLROGCPHYSNODECORE aNode[4];
|
---|
843 | } s1 = {0}, s2 = {0}, s3 = {0};
|
---|
844 |
|
---|
845 | s1.aNode[0].Key = 0x00030000;
|
---|
846 | s1.aNode[0].KeyLast = 0x00030fff;
|
---|
847 | s1.aNode[1].Key = 0x000a0000;
|
---|
848 | s1.aNode[1].KeyLast = 0x000bffff;
|
---|
849 | s1.aNode[2].Key = 0xe0000000;
|
---|
850 | s1.aNode[2].KeyLast = 0xe03fffff;
|
---|
851 | s1.aNode[3].Key = 0xfffe0000;
|
---|
852 | s1.aNode[3].KeyLast = 0xfffe0ffe;
|
---|
853 | for (i = 0; i < RT_ELEMENTS(s1.aNode); i++)
|
---|
854 | {
|
---|
855 | PAVLROGCPHYSNODECORE pNode = &s1.aNode[i];
|
---|
856 | if (!RTAvlroGCPhysInsert(&s1.Tree, pNode))
|
---|
857 | {
|
---|
858 | RTTestIFailed("real insert i=%d\n", i);
|
---|
859 | return 1;
|
---|
860 | }
|
---|
861 | if (RTAvlroGCPhysInsert(&s1.Tree, pNode))
|
---|
862 | {
|
---|
863 | RTTestIFailed("real negative insert i=%d\n", i);
|
---|
864 | return 1;
|
---|
865 | }
|
---|
866 | if (RTAvlroGCPhysGet(&s1.Tree, pNode->Key) != pNode)
|
---|
867 | {
|
---|
868 | RTTestIFailed("real get (1) i=%d\n", i);
|
---|
869 | return 1;
|
---|
870 | }
|
---|
871 | if (RTAvlroGCPhysGet(&s1.Tree, pNode->KeyLast) != NULL)
|
---|
872 | {
|
---|
873 | RTTestIFailed("real negative get (2) i=%d\n", i);
|
---|
874 | return 1;
|
---|
875 | }
|
---|
876 | if (RTAvlroGCPhysRangeGet(&s1.Tree, pNode->Key) != pNode)
|
---|
877 | {
|
---|
878 | RTTestIFailed("real range get (1) i=%d\n", i);
|
---|
879 | return 1;
|
---|
880 | }
|
---|
881 | if (RTAvlroGCPhysRangeGet(&s1.Tree, pNode->Key + 1) != pNode)
|
---|
882 | {
|
---|
883 | RTTestIFailed("real range get (2) i=%d\n", i);
|
---|
884 | return 1;
|
---|
885 | }
|
---|
886 | if (RTAvlroGCPhysRangeGet(&s1.Tree, pNode->KeyLast) != pNode)
|
---|
887 | {
|
---|
888 | RTTestIFailed("real range get (3) i=%d\n", i);
|
---|
889 | return 1;
|
---|
890 | }
|
---|
891 | }
|
---|
892 |
|
---|
893 | s3 = s1;
|
---|
894 | s1 = s2;
|
---|
895 | for (i = 0; i < RT_ELEMENTS(s3.aNode); i++)
|
---|
896 | {
|
---|
897 | PAVLROGCPHYSNODECORE pNode = &s3.aNode[i];
|
---|
898 | if (RTAvlroGCPhysGet(&s3.Tree, pNode->Key) != pNode)
|
---|
899 | {
|
---|
900 | RTTestIFailed("real get (10) i=%d\n", i);
|
---|
901 | return 1;
|
---|
902 | }
|
---|
903 | if (RTAvlroGCPhysRangeGet(&s3.Tree, pNode->Key) != pNode)
|
---|
904 | {
|
---|
905 | RTTestIFailed("real range get (10) i=%d\n", i);
|
---|
906 | return 1;
|
---|
907 | }
|
---|
908 |
|
---|
909 | j = pNode->Key + 1;
|
---|
910 | do
|
---|
911 | {
|
---|
912 | if (RTAvlroGCPhysGet(&s3.Tree, j) != NULL)
|
---|
913 | {
|
---|
914 | RTTestIFailed("real negative get (11) i=%d j=%#x\n", i, j);
|
---|
915 | return 1;
|
---|
916 | }
|
---|
917 | if (RTAvlroGCPhysRangeGet(&s3.Tree, j) != pNode)
|
---|
918 | {
|
---|
919 | RTTestIFailed("real range get (11) i=%d j=%#x\n", i, j);
|
---|
920 | return 1;
|
---|
921 | }
|
---|
922 | } while (j++ < pNode->KeyLast);
|
---|
923 | }
|
---|
924 |
|
---|
925 | return 0;
|
---|
926 | }
|
---|
927 |
|
---|
928 |
|
---|
929 | int avlul(void)
|
---|
930 | {
|
---|
931 | RTTestISubF("RTAvlUL");
|
---|
932 |
|
---|
933 | /*
|
---|
934 | * Simple linear insert and remove.
|
---|
935 | */
|
---|
936 | PAVLULNODECORE pTree = 0;
|
---|
937 | unsigned i;
|
---|
938 | /* insert */
|
---|
939 | for (i = 0; i < 65536; i++)
|
---|
940 | {
|
---|
941 | PAVLULNODECORE pNode = (PAVLULNODECORE)RTMemAlloc(sizeof(*pNode));
|
---|
942 | pNode->Key = i;
|
---|
943 | if (!RTAvlULInsert(&pTree, pNode))
|
---|
944 | {
|
---|
945 | RTTestIFailed("linear insert i=%d\n", i);
|
---|
946 | return 1;
|
---|
947 | }
|
---|
948 | /* negative. */
|
---|
949 | AVLULNODECORE Node = *pNode;
|
---|
950 | if (RTAvlULInsert(&pTree, &Node))
|
---|
951 | {
|
---|
952 | RTTestIFailed("linear negative insert i=%d\n", i);
|
---|
953 | return 1;
|
---|
954 | }
|
---|
955 | }
|
---|
956 |
|
---|
957 | for (i = 0; i < 65536; i++)
|
---|
958 | {
|
---|
959 | PAVLULNODECORE pNode = RTAvlULRemove(&pTree, i);
|
---|
960 | if (!pNode)
|
---|
961 | {
|
---|
962 | RTTestIFailed("linear remove i=%d\n", i);
|
---|
963 | return 1;
|
---|
964 | }
|
---|
965 | pNode->pLeft = (PAVLULNODECORE)0xaaaaaaaa;
|
---|
966 | pNode->pRight = (PAVLULNODECORE)0xbbbbbbbb;
|
---|
967 | pNode->uchHeight = 'e';
|
---|
968 | RTMemFree(pNode);
|
---|
969 |
|
---|
970 | /* negative */
|
---|
971 | pNode = RTAvlULRemove(&pTree, i);
|
---|
972 | if (pNode)
|
---|
973 | {
|
---|
974 | RTTestIFailed("linear negative remove i=%d\n", i);
|
---|
975 | return 1;
|
---|
976 | }
|
---|
977 | }
|
---|
978 |
|
---|
979 | /*
|
---|
980 | * Make a sparsely populated tree.
|
---|
981 | */
|
---|
982 | for (i = 0; i < 65536; i += 8)
|
---|
983 | {
|
---|
984 | PAVLULNODECORE pNode = (PAVLULNODECORE)RTMemAlloc(sizeof(*pNode));
|
---|
985 | pNode->Key = i;
|
---|
986 | if (!RTAvlULInsert(&pTree, pNode))
|
---|
987 | {
|
---|
988 | RTTestIFailed("linear insert i=%d\n", i);
|
---|
989 | return 1;
|
---|
990 | }
|
---|
991 | /* negative. */
|
---|
992 | AVLULNODECORE Node = *pNode;
|
---|
993 | if (RTAvlULInsert(&pTree, &Node))
|
---|
994 | {
|
---|
995 | RTTestIFailed("linear negative insert i=%d\n", i);
|
---|
996 | return 1;
|
---|
997 | }
|
---|
998 | }
|
---|
999 |
|
---|
1000 | /*
|
---|
1001 | * Remove using best fit in 5 cycles.
|
---|
1002 | */
|
---|
1003 | unsigned j;
|
---|
1004 | for (j = 0; j < 4; j++)
|
---|
1005 | {
|
---|
1006 | for (i = 0; i < 65536; i += 8 * 4)
|
---|
1007 | {
|
---|
1008 | PAVLULNODECORE pNode = RTAvlULRemoveBestFit(&pTree, i, true);
|
---|
1009 | //PAVLULNODECORE pNode = RTAvlULRemove(&pTree, i + j * 8);
|
---|
1010 | if (!pNode)
|
---|
1011 | {
|
---|
1012 | RTTestIFailed("sparse remove i=%d j=%d\n", i, j);
|
---|
1013 | return 1;
|
---|
1014 | }
|
---|
1015 | pNode->pLeft = (PAVLULNODECORE)0xdddddddd;
|
---|
1016 | pNode->pRight = (PAVLULNODECORE)0xcccccccc;
|
---|
1017 | pNode->uchHeight = 'E';
|
---|
1018 | RTMemFree(pNode);
|
---|
1019 | }
|
---|
1020 | }
|
---|
1021 |
|
---|
1022 | return 0;
|
---|
1023 | }
|
---|
1024 |
|
---|
1025 |
|
---|
1026 | int main()
|
---|
1027 | {
|
---|
1028 | /*
|
---|
1029 | * Init.
|
---|
1030 | */
|
---|
1031 | int rc = RTR3Init();
|
---|
1032 | if (RT_FAILURE(rc))
|
---|
1033 | return 1;
|
---|
1034 |
|
---|
1035 | RTTEST hTest;
|
---|
1036 | rc = RTTestCreate("tstRTAvl", &hTest);
|
---|
1037 | if (RT_FAILURE(rc))
|
---|
1038 | return 1;
|
---|
1039 | g_hTest = hTest;
|
---|
1040 | RTTestBanner(hTest);
|
---|
1041 |
|
---|
1042 | rc = RTRandAdvCreateParkMiller(&g_hRand);
|
---|
1043 | if (RT_FAILURE(rc))
|
---|
1044 | {
|
---|
1045 | RTTestIFailed("RTRandAdvCreateParkMiller -> %Rrc", rc);
|
---|
1046 | return RTTestSummaryAndDestroy(hTest);
|
---|
1047 | }
|
---|
1048 |
|
---|
1049 | /*
|
---|
1050 | * Testing.
|
---|
1051 | */
|
---|
1052 | unsigned i;
|
---|
1053 | RTTestSub(hTest, "oGCPhys(32..2048)");
|
---|
1054 | for (i = 32; i < 2048; i++)
|
---|
1055 | if (avlogcphys(i))
|
---|
1056 | break;
|
---|
1057 |
|
---|
1058 | avlogcphys(_64K);
|
---|
1059 | avlogcphys(_512K);
|
---|
1060 | avlogcphys(_4M);
|
---|
1061 |
|
---|
1062 | RTTestISubF("oGCPhys(32..2048, *1K)");
|
---|
1063 | for (i = 32; i < 4096; i++)
|
---|
1064 | if (avlogcphysRand(i, i + _1K))
|
---|
1065 | break;
|
---|
1066 | for (; i <= _4M; i *= 2)
|
---|
1067 | if (avlogcphysRand(i, i * 8))
|
---|
1068 | break;
|
---|
1069 |
|
---|
1070 | avlrogcphys();
|
---|
1071 | avlul();
|
---|
1072 |
|
---|
1073 | /*
|
---|
1074 | * Done.
|
---|
1075 | */
|
---|
1076 | return RTTestSummaryAndDestroy(hTest);
|
---|
1077 | }
|
---|
1078 |
|
---|