1 | /* Init |
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2 | * |
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3 | * This routine is the initialization task for this test program. |
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4 | * It is a user initialization task and has the responsibility for creating |
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5 | * and starting the tasks that make up the test. If the time of day |
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6 | * clock is required for the test, it should also be set to a known |
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7 | * value by this function. |
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8 | * |
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9 | * Input parameters: |
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10 | * argument - task argument |
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11 | * |
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12 | * Output parameters: NONE |
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13 | * |
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14 | * COPYRIGHT (c) 1989-2009. |
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15 | * On-Line Applications Research Corporation (OAR). |
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16 | * |
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17 | * Copyright (c) 2009 embedded brains GmbH. |
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18 | * |
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19 | * The license and distribution terms for this file may be |
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20 | * found in the file LICENSE in this distribution or at |
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21 | * http://www.rtems.com/license/LICENSE. |
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22 | * |
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23 | * $Id$ |
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24 | */ |
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25 | |
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26 | #define __RTEMS_VIOLATE_KERNEL_VISIBILITY__ |
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27 | #define CONFIGURE_INIT |
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28 | #include "system.h" |
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29 | |
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30 | #include <stdlib.h> |
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31 | #include <string.h> |
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32 | #include <inttypes.h> |
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33 | #include <errno.h> |
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34 | #include <rtems/score/protectedheap.h> |
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35 | |
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36 | /* HACK: Blatant visibility violations */ |
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37 | extern int malloc_info(Heap_Information_block *the_info); |
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38 | extern void malloc_walk(size_t source, size_t printf_enabled); |
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39 | |
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40 | /* |
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41 | * A simple test of realloc |
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42 | */ |
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43 | static void test_realloc(void) |
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44 | { |
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45 | void *p1, *p2, *p3, *p4; |
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46 | size_t i; |
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47 | int sc; |
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48 | |
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49 | /* Test growing reallocation "in place" */ |
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50 | p1 = malloc(1); |
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51 | for (i=2 ; i<2048 ; i++) { |
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52 | p2 = realloc(p1, i); |
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53 | if (p2 != p1) |
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54 | printf( "realloc - failed grow in place: " |
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55 | "%p != realloc(%p,%zu)\n", p1, p2, i); |
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56 | p1 = p2; |
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57 | } |
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58 | free(p1); |
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59 | |
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60 | /* Test shrinking reallocation "in place" */ |
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61 | p1 = malloc(2048); |
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62 | for (i=2047 ; i>=1; i--) { |
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63 | p2 = realloc(p1, i); |
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64 | if (p2 != p1) |
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65 | printf( "realloc - failed shrink in place: " |
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66 | "%p != realloc(%p,%zu)\n", p1, p2, i); |
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67 | p1 = p2; |
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68 | } |
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69 | free(p1); |
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70 | |
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71 | /* Test realloc that should fail "in place", i.e., |
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72 | * fallback to free()-- malloc() |
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73 | */ |
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74 | p1 = malloc(32); |
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75 | p2 = malloc(32); |
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76 | p3 = realloc(p1, 64); |
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77 | if (p3 == p1 || p3 == NULL) |
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78 | printf( |
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79 | "realloc - failed non-in place: realloc(%p,%d) = %p\n", p1, 64, p3); |
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80 | free(p3); |
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81 | free(p2); |
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82 | |
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83 | /* |
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84 | * Yet another case |
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85 | */ |
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86 | p1 = malloc(8); |
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87 | p2 = malloc(8); |
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88 | free(p1); |
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89 | sc = posix_memalign(&p1, 16, 32); |
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90 | if (!sc) |
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91 | free(p1); |
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92 | |
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93 | /* |
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94 | * Allocate with default alignment coverage |
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95 | */ |
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96 | sc = rtems_memalign( &p4, 0, 8 ); |
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97 | if ( !sc && p4 ) |
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98 | free( p4 ); |
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99 | |
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100 | /* |
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101 | * Walk the C Program Heap |
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102 | */ |
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103 | puts( "malloc_walk - normal path" ); |
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104 | malloc_walk( 1234, 0 ); |
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105 | |
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106 | puts( "malloc_walk - in critical section path" ); |
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107 | _Thread_Disable_dispatch(); |
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108 | malloc_walk( 1234, 0 ); |
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109 | _Thread_Enable_dispatch(); |
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110 | |
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111 | /* |
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112 | * Realloc with a bad pointer to force a point |
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113 | */ |
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114 | p4 = realloc( test_realloc, 32 ); |
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115 | } |
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116 | |
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117 | #define TEST_HEAP_SIZE 2048 |
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118 | |
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119 | uint8_t TestHeapMemory[TEST_HEAP_SIZE]; |
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120 | |
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121 | Heap_Control TestHeap; |
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122 | |
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123 | static void test_heap_default_init(void) |
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124 | { |
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125 | memset( &TestHeapMemory, 0x7f, TEST_HEAP_SIZE ); |
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126 | _Heap_Initialize( &TestHeap, TestHeapMemory, TEST_HEAP_SIZE, 0 ); |
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127 | } |
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128 | |
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129 | static void test_free( void *addr ) |
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130 | { |
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131 | rtems_test_assert( _Heap_Free( &TestHeap, addr ) ); |
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132 | } |
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133 | |
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134 | static void test_heap_cases_1(void) |
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135 | { |
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136 | void *p1, *p2, *p3; |
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137 | uintptr_t u1, u2; |
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138 | Heap_Resize_status rsc; |
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139 | |
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140 | /* |
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141 | * Another odd case. What we are trying to do from Sergei |
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142 | * |
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143 | * 32-bit CPU when CPU_ALIGNMENT = 4 (most targets have 8) with the |
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144 | * code like this: |
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145 | */ |
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146 | test_heap_default_init(); |
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147 | p1 = _Heap_Allocate( &TestHeap, 12 ); |
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148 | p2 = _Heap_Allocate( &TestHeap, 32 ); |
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149 | p3 = _Heap_Allocate( &TestHeap, 32 ); |
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150 | test_free( p2 ); |
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151 | p2 = _Heap_Allocate_aligned( &TestHeap, 8, 28 ); |
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152 | test_free( p1 ); |
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153 | test_free( p2 ); |
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154 | test_free( p3 ); |
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155 | |
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156 | /* |
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157 | * Odd case in resizing a block. Again test case outline per Sergei |
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158 | */ |
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159 | test_heap_default_init(); |
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160 | p1 = _Heap_Allocate( &TestHeap, 32 ); |
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161 | p2 = _Heap_Allocate( &TestHeap, 8 ); |
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162 | p3 = _Heap_Allocate( &TestHeap, 32 ); |
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163 | test_free( p2 ); |
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164 | rsc = _Heap_Resize_block( &TestHeap, p1, 41, &u1, &u2 ); |
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165 | /* XXX what should we expect */ |
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166 | test_free( p3 ); |
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167 | test_free( p1 ); |
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168 | |
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169 | /* |
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170 | * To tackle a special case of resizing a block in order to cover the |
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171 | * code in heapresizeblock.c |
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172 | * |
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173 | * Re-initialise the heap, so that the blocks created from now on |
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174 | * are contiguous. |
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175 | */ |
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176 | test_heap_default_init(); |
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177 | puts( "Heap Initialized" ); |
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178 | p1 = _Heap_Allocate( &TestHeap, 400 ); |
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179 | rtems_test_assert( p1 != NULL ); |
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180 | p2 = _Heap_Allocate( &TestHeap, 496 ); |
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181 | rtems_test_assert( p2 != NULL ); |
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182 | rsc = _Heap_Resize_block( &TestHeap, p1, 256, &u1, &u2 ); |
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183 | rtems_test_assert( rsc == HEAP_RESIZE_SUCCESSFUL ); |
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184 | test_free( p1 ); |
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185 | test_free( p2 ); |
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186 | } |
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187 | |
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188 | #define TEST_DEFAULT_PAGE_SIZE 128 |
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189 | |
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190 | static void test_heap_init(uintptr_t page_size ) |
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191 | { |
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192 | uintptr_t rv = 0; |
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193 | |
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194 | memset( &TestHeapMemory, 0x7f, TEST_HEAP_SIZE ); |
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195 | |
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196 | rv = _Heap_Initialize( &TestHeap, TestHeapMemory, TEST_HEAP_SIZE, page_size ); |
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197 | rtems_test_assert( rv > 0 ); |
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198 | } |
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199 | |
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200 | static void test_check_alloc( |
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201 | void *alloc_begin_ptr, |
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202 | void *expected_alloc_begin_ptr, |
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203 | uintptr_t alloc_size, |
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204 | uintptr_t alignment, |
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205 | uintptr_t boundary |
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206 | ) |
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207 | { |
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208 | uintptr_t const min_block_size = TestHeap.min_block_size; |
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209 | uintptr_t const page_size = TestHeap.page_size; |
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210 | |
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211 | rtems_test_assert( alloc_begin_ptr == expected_alloc_begin_ptr ); |
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212 | |
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213 | if( expected_alloc_begin_ptr != NULL ) { |
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214 | uintptr_t const alloc_begin = (uintptr_t ) alloc_begin_ptr; |
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215 | uintptr_t const alloc_end = alloc_begin + alloc_size; |
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216 | |
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217 | uintptr_t const alloc_area_begin = _Heap_Align_down( alloc_begin, page_size ); |
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218 | uintptr_t const alloc_area_offset = alloc_begin - alloc_area_begin; |
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219 | #if UNUSED |
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220 | uintptr_t const alloc_area_size = alloc_area_offset + alloc_size; |
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221 | #endif |
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222 | Heap_Block *block = _Heap_Block_of_alloc_area( alloc_area_begin, page_size ); |
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223 | uintptr_t const block_begin = (uintptr_t ) block; |
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224 | uintptr_t const block_size = _Heap_Block_size( block ); |
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225 | uintptr_t const block_end = block_begin + block_size; |
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226 | |
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227 | rtems_test_assert( block_size >= min_block_size ); |
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228 | rtems_test_assert( block_begin < block_end ); |
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229 | rtems_test_assert( |
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230 | _Heap_Is_aligned( block_begin + HEAP_BLOCK_HEADER_SIZE, page_size ) |
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231 | ); |
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232 | rtems_test_assert( |
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233 | _Heap_Is_aligned( block_size, page_size ) |
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234 | ); |
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235 | |
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236 | rtems_test_assert( alloc_end <= block_end + HEAP_BLOCK_SIZE_OFFSET ); |
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237 | rtems_test_assert( alloc_area_begin > block_begin ); |
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238 | rtems_test_assert( alloc_area_offset < page_size ); |
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239 | |
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240 | rtems_test_assert( _Heap_Is_aligned( alloc_area_begin, page_size ) ); |
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241 | if ( alignment == 0 ) { |
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242 | rtems_test_assert( alloc_begin == alloc_area_begin ); |
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243 | } else { |
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244 | rtems_test_assert( _Heap_Is_aligned( alloc_begin, alignment ) ); |
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245 | } |
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246 | |
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247 | if ( boundary != 0 ) { |
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248 | uintptr_t boundary_line = _Heap_Align_down( alloc_end, boundary ); |
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249 | |
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250 | rtems_test_assert( alloc_size <= boundary ); |
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251 | rtems_test_assert( |
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252 | boundary_line <= alloc_begin |
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253 | || alloc_end <= boundary_line |
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254 | ); |
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255 | } |
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256 | } |
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257 | |
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258 | rtems_test_assert( |
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259 | page_size < CPU_ALIGNMENT |
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260 | || _Heap_Walk( &TestHeap, 0, false ) |
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261 | ); |
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262 | } |
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263 | |
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264 | static void test_check_alloc_simple( |
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265 | void *alloc_begin_ptr, |
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266 | uintptr_t alloc_size, |
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267 | uintptr_t alignment, |
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268 | uintptr_t boundary |
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269 | ) |
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270 | { |
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271 | test_check_alloc( |
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272 | alloc_begin_ptr, |
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273 | alloc_begin_ptr, |
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274 | alloc_size, |
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275 | alignment, |
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276 | boundary |
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277 | ); |
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278 | } |
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279 | |
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280 | static void *test_alloc( |
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281 | uintptr_t alloc_size, |
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282 | uintptr_t alignment, |
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283 | uintptr_t boundary, |
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284 | void *expected_alloc_begin_ptr |
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285 | ) |
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286 | { |
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287 | void *alloc_begin_ptr = _Heap_Allocate_aligned_with_boundary( |
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288 | &TestHeap, |
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289 | alloc_size, |
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290 | alignment, |
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291 | boundary |
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292 | ); |
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293 | |
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294 | test_check_alloc( |
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295 | alloc_begin_ptr, |
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296 | expected_alloc_begin_ptr, |
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297 | alloc_size, |
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298 | alignment, |
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299 | boundary |
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300 | ); |
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301 | |
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302 | return alloc_begin_ptr; |
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303 | } |
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304 | |
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305 | static void *test_alloc_simple( |
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306 | uintptr_t alloc_size, |
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307 | uintptr_t alignment, |
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308 | uintptr_t boundary |
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309 | ) |
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310 | { |
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311 | void *alloc_begin_ptr = _Heap_Allocate_aligned_with_boundary( |
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312 | &TestHeap, |
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313 | alloc_size, |
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314 | alignment, |
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315 | boundary |
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316 | ); |
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317 | |
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318 | test_check_alloc_simple( |
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319 | alloc_begin_ptr, |
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320 | alloc_size, |
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321 | alignment, |
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322 | boundary |
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323 | ); |
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324 | |
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325 | rtems_test_assert( alloc_begin_ptr != NULL ); |
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326 | |
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327 | return alloc_begin_ptr; |
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328 | } |
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329 | |
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330 | static void *test_init_and_alloc( |
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331 | uintptr_t alloc_size, |
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332 | uintptr_t alignment, |
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333 | uintptr_t boundary, |
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334 | void *expected_alloc_begin_ptr |
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335 | ) |
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336 | { |
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337 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
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338 | |
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339 | return test_alloc( |
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340 | alloc_size, |
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341 | alignment, |
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342 | boundary, |
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343 | expected_alloc_begin_ptr |
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344 | ); |
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345 | } |
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346 | |
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347 | static void *test_init_and_alloc_simple( |
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348 | uintptr_t alloc_size, |
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349 | uintptr_t alignment, |
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350 | uintptr_t boundary |
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351 | ) |
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352 | { |
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353 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
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354 | |
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355 | return test_alloc_simple( |
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356 | alloc_size, |
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357 | alignment, |
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358 | boundary |
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359 | ); |
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360 | } |
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361 | |
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362 | static uintptr_t test_page_size(void) |
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363 | { |
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364 | return TestHeap.page_size; |
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365 | } |
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366 | |
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367 | static void test_heap_do_initialize( |
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368 | uintptr_t area_size, |
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369 | uintptr_t page_size, |
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370 | uintptr_t success_expected |
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371 | ) |
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372 | { |
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373 | uintptr_t rv = |
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374 | _Heap_Initialize( &TestHeap, TestHeapMemory, area_size, page_size ); |
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375 | |
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376 | if ( success_expected ) { |
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377 | rtems_test_assert( rv > 0 && _Heap_Walk( &TestHeap, 0, false ) ); |
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378 | } else { |
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379 | rtems_test_assert( rv == 0 ); |
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380 | } |
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381 | } |
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382 | |
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383 | static void test_heap_initialize(void) |
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384 | { |
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385 | puts( "run tests for _Heap_Initialize()" ); |
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386 | |
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387 | test_heap_do_initialize( TEST_HEAP_SIZE, 0, true ); |
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388 | |
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389 | test_heap_do_initialize( TEST_HEAP_SIZE, TEST_DEFAULT_PAGE_SIZE, true ); |
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390 | |
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391 | test_heap_do_initialize( 0, 0, false ); |
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392 | |
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393 | test_heap_do_initialize( (uintptr_t) -1, 0, false ); |
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394 | |
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395 | test_heap_do_initialize( TEST_HEAP_SIZE, (uintptr_t) -1, false ); |
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396 | |
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397 | test_heap_do_initialize( |
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398 | TEST_HEAP_SIZE, |
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399 | (uintptr_t) (-2 * CPU_ALIGNMENT), |
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400 | false |
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401 | ); |
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402 | } |
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403 | |
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404 | static void test_heap_allocate(void) |
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405 | { |
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406 | void *p1 = NULL; |
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407 | void *p2 = NULL; |
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408 | void *p3 = NULL; |
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409 | uintptr_t alloc_size = 0; |
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410 | uintptr_t alignment = 0; |
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411 | uintptr_t boundary = 0; |
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412 | uintptr_t page_size = 0; |
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413 | uintptr_t first_page_begin = 0; |
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414 | uintptr_t previous_last_block_begin = 0; |
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415 | uintptr_t previous_last_page_begin = 0; |
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416 | |
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417 | uintptr_t first_block_begin = 0; |
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418 | |
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419 | uintptr_t last_block_begin = 0; |
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420 | uintptr_t last_alloc_begin = 0; |
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421 | |
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422 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
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423 | |
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424 | first_block_begin = (uintptr_t) TestHeap.first_block; |
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425 | |
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426 | last_block_begin = (uintptr_t) TestHeap.last_block; |
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427 | last_alloc_begin = _Heap_Alloc_area_of_block( TestHeap.last_block ); |
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428 | |
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429 | puts( "run tests for _Heap_Allocate_aligned_with_boundary()"); |
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430 | |
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431 | puts( "\tcheck if NULL will be returned if size causes integer overflow" ); |
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432 | |
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433 | alloc_size = (uintptr_t ) -1; |
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434 | alignment = 0; |
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435 | boundary = 0; |
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436 | test_init_and_alloc( alloc_size, alignment, boundary, NULL ); |
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437 | |
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438 | puts( "\ttry to allocate more space than the one which fits in the boundary" ); |
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439 | |
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440 | alloc_size = 2; |
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441 | alignment = 0; |
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442 | boundary = alloc_size - 1; |
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443 | test_init_and_alloc( alloc_size, alignment, boundary, NULL ); |
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444 | |
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445 | puts( "\tcheck if alignment will be set to page size if only a boundary is given" ); |
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446 | |
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447 | alloc_size = 1; |
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448 | boundary = 1; |
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449 | |
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450 | alignment = 0; |
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451 | p1 = test_init_and_alloc_simple( alloc_size, alignment, boundary ); |
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452 | |
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453 | alignment = test_page_size(); |
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454 | test_init_and_alloc( alloc_size, alignment, boundary, p1 ); |
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455 | |
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456 | puts( "\tcreate a block which is bigger then the first free space" ); |
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457 | |
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458 | alignment = 0; |
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459 | boundary = 0; |
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460 | |
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461 | alloc_size = test_page_size(); |
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462 | p1 = test_init_and_alloc_simple( alloc_size, alignment, boundary ); |
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463 | p2 = test_alloc_simple( alloc_size, alignment, boundary ); |
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464 | test_free( p1 ); |
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465 | |
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466 | alloc_size = 2 * alloc_size; |
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467 | p3 = test_alloc_simple( alloc_size, alignment, boundary ); |
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468 | rtems_test_assert( p1 != p3 ); |
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469 | |
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470 | puts( "\tset boundary before allocation begin" ); |
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471 | |
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472 | alloc_size = 1; |
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473 | alignment = 0; |
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474 | boundary = last_alloc_begin - test_page_size(); |
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475 | p1 = test_init_and_alloc_simple( alloc_size, alignment, boundary ); |
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476 | rtems_test_assert( (uintptr_t ) p1 >= boundary ); |
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477 | |
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478 | puts( "\tset boundary between allocation begin and end" ); |
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479 | alloc_size = test_page_size(); |
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480 | alignment = 0; |
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481 | boundary = last_alloc_begin - alloc_size / 2; |
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482 | p1 = test_init_and_alloc_simple( alloc_size, alignment, boundary ); |
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483 | rtems_test_assert( (uintptr_t ) p1 + alloc_size <= boundary ); |
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484 | |
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485 | puts( "\tset boundary after allocation end" ); |
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486 | alloc_size = 1; |
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487 | alignment = 0; |
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488 | boundary = last_alloc_begin; |
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489 | p1 = test_init_and_alloc_simple( alloc_size, alignment, boundary ); |
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490 | rtems_test_assert( (uintptr_t ) p1 + alloc_size < boundary ); |
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491 | |
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492 | puts( "\tset boundary on allocation end" ); |
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493 | alloc_size = TEST_DEFAULT_PAGE_SIZE - HEAP_BLOCK_HEADER_SIZE; |
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494 | alignment = 0; |
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495 | boundary = last_block_begin; |
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496 | p1 = (void *) (last_alloc_begin - TEST_DEFAULT_PAGE_SIZE); |
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497 | test_init_and_alloc( alloc_size, alignment, boundary, p1); |
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498 | |
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499 | puts( "\talign the allocation to different positions in the block header" ); |
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500 | |
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501 | page_size = sizeof(uintptr_t); |
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502 | alloc_size = 1; |
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503 | boundary = 0; |
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504 | |
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505 | test_heap_init( page_size ); |
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506 | |
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507 | /* Force the page size to a small enough value */ |
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508 | TestHeap.page_size = page_size; |
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509 | |
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510 | alignment = first_page_begin - sizeof(uintptr_t); |
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511 | p1 = test_alloc( alloc_size, alignment, boundary, NULL ); |
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512 | |
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513 | first_page_begin = ((uintptr_t) TestHeap.first_block ) + HEAP_BLOCK_HEADER_SIZE; |
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514 | alignment = first_page_begin + sizeof(uintptr_t); |
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515 | p1 = test_alloc( alloc_size, alignment, boundary, NULL ); |
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516 | |
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517 | first_page_begin = ((uintptr_t) TestHeap.first_block ) |
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518 | + HEAP_BLOCK_HEADER_SIZE; |
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519 | alignment = first_page_begin; |
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520 | p1 = test_alloc_simple( alloc_size, alignment, boundary ); |
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521 | |
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522 | puts( "\tallocate last block with different boundarys" ); |
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523 | page_size = TEST_DEFAULT_PAGE_SIZE; |
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524 | test_heap_init( page_size ); |
---|
525 | previous_last_block_begin = ((uintptr_t) TestHeap.last_block ) |
---|
526 | - TestHeap.min_block_size; |
---|
527 | previous_last_page_begin = previous_last_block_begin |
---|
528 | + HEAP_BLOCK_HEADER_SIZE; |
---|
529 | alloc_size = TestHeap.page_size - HEAP_BLOCK_HEADER_SIZE; |
---|
530 | alignment = sizeof(uintptr_t); |
---|
531 | boundary = 0; |
---|
532 | p1 = test_alloc( alloc_size, alignment, boundary, (void *) (previous_last_page_begin + sizeof(uintptr_t))); |
---|
533 | |
---|
534 | test_heap_init( page_size ); |
---|
535 | boundary = ((uintptr_t) TestHeap.last_block ); |
---|
536 | p1 = test_alloc( alloc_size, alignment, boundary, (void *) previous_last_page_begin ); |
---|
537 | |
---|
538 | puts( "\tbreak the boundaries and aligns more than one time" ); |
---|
539 | |
---|
540 | page_size = CPU_ALIGNMENT * 20; |
---|
541 | alloc_size = page_size / 4; |
---|
542 | alignment = page_size / 5; |
---|
543 | boundary = page_size / 4; |
---|
544 | test_heap_init( page_size ); |
---|
545 | p1 = (void *) (_Heap_Alloc_area_of_block( TestHeap.last_block ) - page_size ); |
---|
546 | test_alloc( alloc_size, alignment, boundary, p1); |
---|
547 | |
---|
548 | puts( "\tdifferent combinations, so that there is no valid block at the end" ); |
---|
549 | |
---|
550 | page_size = sizeof(uintptr_t); |
---|
551 | |
---|
552 | test_heap_init( 0 ); |
---|
553 | |
---|
554 | /* Force the page size to a small enough value */ |
---|
555 | TestHeap.page_size = page_size; |
---|
556 | |
---|
557 | alloc_size = 1; |
---|
558 | alignment = (uintptr_t) TestHeap.last_block; |
---|
559 | boundary = 0; |
---|
560 | p1 = test_alloc( alloc_size, alignment, boundary, NULL ); |
---|
561 | |
---|
562 | boundary = (uintptr_t) TestHeap.last_block; |
---|
563 | p1 = test_alloc( alloc_size, alignment, boundary, NULL ); |
---|
564 | |
---|
565 | alloc_size = 0; |
---|
566 | p1 = test_alloc( alloc_size, alignment, boundary, NULL ); |
---|
567 | |
---|
568 | alloc_size = 1; |
---|
569 | alignment = sizeof(uintptr_t); |
---|
570 | boundary = 0; |
---|
571 | p1 = test_alloc_simple( alloc_size, alignment, boundary ); |
---|
572 | |
---|
573 | puts( "\ttry to create a block, which is not possible because of the alignment and boundary" ); |
---|
574 | |
---|
575 | alloc_size = 2; |
---|
576 | boundary = _Heap_Alloc_area_of_block( TestHeap.first_block ) |
---|
577 | + _Heap_Block_size( TestHeap.first_block ) / 2; |
---|
578 | alignment = boundary - 1; |
---|
579 | p1 = test_init_and_alloc( alloc_size, alignment, boundary, NULL ); |
---|
580 | |
---|
581 | alloc_size = 2; |
---|
582 | alignment = _Heap_Alloc_area_of_block( TestHeap.first_block ); |
---|
583 | boundary = alignment + 1; |
---|
584 | p1 = test_init_and_alloc( alloc_size, alignment, boundary, NULL ); |
---|
585 | } |
---|
586 | |
---|
587 | static void *test_create_used_block( void ) |
---|
588 | { |
---|
589 | uintptr_t const alloc_size = 3 * TEST_DEFAULT_PAGE_SIZE; |
---|
590 | uintptr_t const alignment = 0; |
---|
591 | uintptr_t const boundary = 0; |
---|
592 | |
---|
593 | return test_alloc_simple( alloc_size, alignment, boundary ); |
---|
594 | } |
---|
595 | |
---|
596 | static void test_block_alloc( |
---|
597 | int free_variant, |
---|
598 | int alloc_variant, |
---|
599 | uintptr_t alloc_begin, |
---|
600 | uintptr_t alloc_size |
---|
601 | ) |
---|
602 | { |
---|
603 | void *p1 = NULL; |
---|
604 | void *p2 = NULL; |
---|
605 | void *p3 = NULL; |
---|
606 | |
---|
607 | uintptr_t size_fresh_heap = 0; |
---|
608 | uintptr_t pages_per_default_block = 0; |
---|
609 | uint32_t exp_free_pages = 0; |
---|
610 | uint32_t exp_free_blocks = 0; |
---|
611 | uint32_t exp_used_blocks = 0; |
---|
612 | |
---|
613 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
614 | |
---|
615 | size_fresh_heap = _Heap_Get_size( &TestHeap ); |
---|
616 | exp_free_pages = size_fresh_heap / TestHeap.page_size; |
---|
617 | |
---|
618 | p1 = test_create_used_block(); |
---|
619 | p2 = test_create_used_block(); |
---|
620 | p3 = test_create_used_block(); |
---|
621 | |
---|
622 | pages_per_default_block = _Heap_Block_size( |
---|
623 | _Heap_Block_of_alloc_area( (uintptr_t) p1, TestHeap.page_size ) |
---|
624 | ) / TestHeap.page_size; |
---|
625 | |
---|
626 | if (free_variant == 1) { |
---|
627 | test_free( p1 ); |
---|
628 | } else if (free_variant == 2) { |
---|
629 | test_free( p3 ); |
---|
630 | } else if (free_variant == 3) { |
---|
631 | test_free( p2 ); |
---|
632 | test_free( p3 ); |
---|
633 | } |
---|
634 | |
---|
635 | _Heap_Block_allocate( |
---|
636 | &TestHeap, |
---|
637 | _Heap_Block_of_alloc_area( (uintptr_t) p2, test_page_size()), |
---|
638 | alloc_begin, |
---|
639 | alloc_size |
---|
640 | ); |
---|
641 | |
---|
642 | test_check_alloc_simple( (void *) alloc_begin, alloc_size, 0, 0 ); |
---|
643 | |
---|
644 | /* check statistics */ |
---|
645 | switch( free_variant ) { |
---|
646 | case 1: |
---|
647 | exp_free_pages = exp_free_pages - 2 * pages_per_default_block; |
---|
648 | exp_used_blocks = 2; |
---|
649 | |
---|
650 | switch( alloc_variant ) { |
---|
651 | case 1: |
---|
652 | /* allocate block full space */ |
---|
653 | exp_free_blocks = 2; |
---|
654 | break; |
---|
655 | case 2: |
---|
656 | /* allocate block in the middle */ |
---|
657 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
658 | exp_free_blocks = 3; |
---|
659 | break; |
---|
660 | case 3: |
---|
661 | /* allocate block at the end */ |
---|
662 | exp_free_pages = exp_free_pages + pages_per_default_block - 2; |
---|
663 | exp_free_blocks = 2; |
---|
664 | break; |
---|
665 | default: |
---|
666 | /* allocate block at the beginning */ |
---|
667 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
668 | exp_free_blocks = 3; |
---|
669 | break; |
---|
670 | } |
---|
671 | break; |
---|
672 | case 2: |
---|
673 | exp_free_pages = exp_free_pages - 2 * pages_per_default_block; |
---|
674 | exp_used_blocks = 2; |
---|
675 | |
---|
676 | switch( alloc_variant ) { |
---|
677 | case 1: |
---|
678 | /* allocate block full space */ |
---|
679 | exp_free_blocks = 1; |
---|
680 | break; |
---|
681 | case 2: |
---|
682 | /* allocate block in the middle */ |
---|
683 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
684 | exp_free_blocks = 2; |
---|
685 | break; |
---|
686 | case 3: |
---|
687 | /* allocate block at the end */ |
---|
688 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
689 | exp_free_blocks = 2; |
---|
690 | break; |
---|
691 | default: |
---|
692 | /* allocate block at the beginning */ |
---|
693 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
694 | exp_free_blocks = 1; |
---|
695 | break; |
---|
696 | } |
---|
697 | break; |
---|
698 | case 3: |
---|
699 | exp_free_pages = exp_free_pages - pages_per_default_block; |
---|
700 | exp_used_blocks = 2; |
---|
701 | |
---|
702 | switch( alloc_variant ) { |
---|
703 | case 1: |
---|
704 | /* allocate block full space */ |
---|
705 | exp_free_pages = exp_free_pages - pages_per_default_block; |
---|
706 | exp_free_blocks = 1; |
---|
707 | break; |
---|
708 | case 2: |
---|
709 | /* allocate block in the middle */ |
---|
710 | exp_free_pages = exp_free_pages - 1; |
---|
711 | exp_free_blocks = 2; |
---|
712 | break; |
---|
713 | case 3: |
---|
714 | /* allocate block at the end */ |
---|
715 | exp_free_pages = exp_free_pages - 2; |
---|
716 | exp_free_blocks = 2; |
---|
717 | break; |
---|
718 | default: |
---|
719 | /* allocate block at the beginning */ |
---|
720 | exp_free_pages = exp_free_pages - 1; |
---|
721 | exp_free_blocks = 1; |
---|
722 | break; |
---|
723 | } |
---|
724 | break; |
---|
725 | default: |
---|
726 | exp_free_pages = exp_free_pages - 3 * pages_per_default_block; |
---|
727 | exp_used_blocks = 3; |
---|
728 | |
---|
729 | switch( alloc_variant ) { |
---|
730 | case 1: |
---|
731 | /* allocate block full space */ |
---|
732 | exp_free_blocks = 1; |
---|
733 | break; |
---|
734 | case 2: |
---|
735 | /* allocate block in the middle */ |
---|
736 | exp_free_blocks = 3; |
---|
737 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
738 | break; |
---|
739 | case 3: |
---|
740 | /* allocate block at the end */ |
---|
741 | exp_free_blocks = 2; |
---|
742 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
743 | break; |
---|
744 | default: |
---|
745 | /* allocate block at the beginning */ |
---|
746 | exp_free_blocks = 2; |
---|
747 | exp_free_pages = exp_free_pages + pages_per_default_block - 1; |
---|
748 | } |
---|
749 | } |
---|
750 | |
---|
751 | rtems_test_assert( TestHeap.stats.free_size == exp_free_pages * TestHeap.page_size ); |
---|
752 | rtems_test_assert( TestHeap.stats.free_blocks == exp_free_blocks ); |
---|
753 | rtems_test_assert( TestHeap.stats.used_blocks == exp_used_blocks ); |
---|
754 | } |
---|
755 | |
---|
756 | static void test_heap_do_block_allocate( int variant, void *p2 ) |
---|
757 | { |
---|
758 | Heap_Block *const block = |
---|
759 | _Heap_Block_of_alloc_area( (uintptr_t) p2, test_page_size()); |
---|
760 | uintptr_t const alloc_box_begin = _Heap_Alloc_area_of_block( block ); |
---|
761 | uintptr_t const alloc_box_size = _Heap_Block_size( block ); |
---|
762 | uintptr_t const alloc_box_end = alloc_box_begin + alloc_box_size; |
---|
763 | uintptr_t alloc_begin = 0; |
---|
764 | uintptr_t alloc_size = 0; |
---|
765 | |
---|
766 | puts( "\tallocate block at the beginning"); |
---|
767 | alloc_begin = alloc_box_begin; |
---|
768 | alloc_size = 0; |
---|
769 | test_block_alloc( variant, 0, alloc_begin, alloc_size ); |
---|
770 | |
---|
771 | puts( "\tallocate block full space"); |
---|
772 | alloc_begin = alloc_box_begin; |
---|
773 | alloc_size = alloc_box_size + HEAP_BLOCK_SIZE_OFFSET |
---|
774 | - HEAP_BLOCK_HEADER_SIZE; |
---|
775 | test_block_alloc( variant, 1, alloc_begin, alloc_size ); |
---|
776 | |
---|
777 | puts( "\tallocate block in the middle"); |
---|
778 | alloc_begin = alloc_box_begin + TEST_DEFAULT_PAGE_SIZE; |
---|
779 | alloc_size = 0; |
---|
780 | test_block_alloc( variant, 2, alloc_begin, alloc_size ); |
---|
781 | |
---|
782 | puts( "\tallocate block at the end"); |
---|
783 | alloc_begin = alloc_box_end - TEST_DEFAULT_PAGE_SIZE; |
---|
784 | alloc_size = TEST_DEFAULT_PAGE_SIZE + HEAP_BLOCK_SIZE_OFFSET |
---|
785 | - HEAP_BLOCK_HEADER_SIZE; |
---|
786 | test_block_alloc( variant, 3, alloc_begin, alloc_size ); |
---|
787 | } |
---|
788 | |
---|
789 | static void test_heap_block_allocate( void ) |
---|
790 | { |
---|
791 | void *p2 = NULL; |
---|
792 | |
---|
793 | puts( "run tests for _Heap_Block_allocate()" ); |
---|
794 | |
---|
795 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
796 | |
---|
797 | test_create_used_block(); |
---|
798 | p2 = test_create_used_block(); |
---|
799 | |
---|
800 | test_heap_do_block_allocate( 0, p2 ); |
---|
801 | test_heap_do_block_allocate( 1, p2 ); |
---|
802 | test_heap_do_block_allocate( 2, p2 ); |
---|
803 | test_heap_do_block_allocate( 3, p2 ); |
---|
804 | } |
---|
805 | |
---|
806 | static void *test_alloc_one_page(void) |
---|
807 | { |
---|
808 | void *alloc_begin_ptr = _Heap_Allocate_aligned_with_boundary( |
---|
809 | &TestHeap, |
---|
810 | 1, |
---|
811 | 0, |
---|
812 | 0 |
---|
813 | ); |
---|
814 | |
---|
815 | test_check_alloc_simple( |
---|
816 | alloc_begin_ptr, |
---|
817 | 1, |
---|
818 | 0, |
---|
819 | 0 |
---|
820 | ); |
---|
821 | |
---|
822 | rtems_test_assert( alloc_begin_ptr != NULL ); |
---|
823 | |
---|
824 | return alloc_begin_ptr; |
---|
825 | } |
---|
826 | |
---|
827 | static void *test_alloc_two_pages(void) |
---|
828 | { |
---|
829 | void *alloc_begin_ptr = _Heap_Allocate_aligned_with_boundary( |
---|
830 | &TestHeap, |
---|
831 | 3 * TestHeap.page_size / 2, |
---|
832 | 0, |
---|
833 | 0 |
---|
834 | ); |
---|
835 | |
---|
836 | test_check_alloc_simple( |
---|
837 | alloc_begin_ptr, |
---|
838 | 3 * TestHeap.page_size / 2, |
---|
839 | 0, |
---|
840 | 0 |
---|
841 | ); |
---|
842 | |
---|
843 | rtems_test_assert( alloc_begin_ptr != NULL ); |
---|
844 | |
---|
845 | return alloc_begin_ptr; |
---|
846 | } |
---|
847 | |
---|
848 | static void test_simple_resize_block( |
---|
849 | void *alloc_pointer, |
---|
850 | uintptr_t new_alloc_size, |
---|
851 | Heap_Resize_status expected_status |
---|
852 | ) |
---|
853 | { |
---|
854 | uintptr_t old_size = 0; |
---|
855 | uintptr_t new_size = 0; |
---|
856 | |
---|
857 | Heap_Resize_status status = _Heap_Resize_block( |
---|
858 | &TestHeap, |
---|
859 | alloc_pointer, |
---|
860 | new_alloc_size, |
---|
861 | &old_size, |
---|
862 | &new_size |
---|
863 | ); |
---|
864 | |
---|
865 | rtems_test_assert( status == expected_status ); |
---|
866 | } |
---|
867 | |
---|
868 | static void test_heap_resize_block(void) |
---|
869 | { |
---|
870 | void *p1, *p2, *p3; |
---|
871 | uintptr_t new_alloc_size = 0; |
---|
872 | Heap_Block *block = NULL; |
---|
873 | |
---|
874 | puts( "run tests for _Heap_Resize_Block()" ); |
---|
875 | |
---|
876 | puts( "\tgive a block outside the heap to the function" ); |
---|
877 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
878 | p1 = TestHeap.first_block - TEST_DEFAULT_PAGE_SIZE; |
---|
879 | new_alloc_size = 1; |
---|
880 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_FATAL_ERROR ); |
---|
881 | |
---|
882 | puts( "\tincrease size"); |
---|
883 | |
---|
884 | puts( "\t\tlet the next block be used alredy and try to get a size bigger than the actual block" ); |
---|
885 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
886 | p1 = test_alloc_one_page(); |
---|
887 | p2 = test_alloc_one_page(); |
---|
888 | new_alloc_size = 3 * TEST_DEFAULT_PAGE_SIZE / 2; |
---|
889 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_UNSATISFIED ); |
---|
890 | |
---|
891 | puts( "\t\tnext block not used and try to set the new allocation size between the page-alignments" ); |
---|
892 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
893 | p1 = test_alloc_one_page(); |
---|
894 | new_alloc_size = 3 * TEST_DEFAULT_PAGE_SIZE / 2; |
---|
895 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_SUCCESSFUL ); |
---|
896 | |
---|
897 | puts( "\t\tlet the block after the next be used and try to allocate more then one pagesize more" ); |
---|
898 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
899 | p1 = test_alloc_one_page(); |
---|
900 | p2 = test_alloc_one_page(); |
---|
901 | p3 = test_alloc_one_page(); |
---|
902 | _Heap_Free( &TestHeap, p2 ); |
---|
903 | new_alloc_size = 5 * TEST_DEFAULT_PAGE_SIZE / 2; |
---|
904 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_UNSATISFIED ); |
---|
905 | |
---|
906 | puts( "\ttry to resize to the same size" ); |
---|
907 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
908 | p1 = test_alloc_one_page(); |
---|
909 | block = _Heap_Block_of_alloc_area( (uintptr_t) p1, TestHeap.page_size ); |
---|
910 | new_alloc_size = _Heap_Block_size( block ); |
---|
911 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_SUCCESSFUL ); |
---|
912 | |
---|
913 | puts( "\tdecrease size"); |
---|
914 | |
---|
915 | puts( "\t\tdecrease a block with two pages to one page" ); |
---|
916 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
917 | p1 = test_alloc_two_pages(); |
---|
918 | new_alloc_size = 1; |
---|
919 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_SUCCESSFUL ); |
---|
920 | |
---|
921 | puts( "\t\tresize the block to the size 0" ); |
---|
922 | test_heap_init( TEST_DEFAULT_PAGE_SIZE ); |
---|
923 | p1 = test_alloc_one_page(); |
---|
924 | new_alloc_size = 0; |
---|
925 | test_simple_resize_block( p1, new_alloc_size, HEAP_RESIZE_SUCCESSFUL ); |
---|
926 | } |
---|
927 | |
---|
928 | static void test_heap_extend(void) |
---|
929 | { |
---|
930 | bool ret; |
---|
931 | |
---|
932 | /* |
---|
933 | * Easier to hit extend with a dedicated heap. |
---|
934 | * |
---|
935 | */ |
---|
936 | _Heap_Initialize( &TestHeap, TestHeapMemory, 512, 0 ); |
---|
937 | |
---|
938 | puts( "heap extend - bad address" ); |
---|
939 | ret = _Protected_heap_Extend( &TestHeap, TestHeapMemory - 512, 512 ); |
---|
940 | rtems_test_assert( ret == false ); |
---|
941 | |
---|
942 | puts( "heap extend - OK" ); |
---|
943 | ret = _Protected_heap_Extend( &TestHeap, &TestHeapMemory[ 512 ], 512 ); |
---|
944 | rtems_test_assert( ret == true ); |
---|
945 | } |
---|
946 | |
---|
947 | static void test_heap_info(void) |
---|
948 | { |
---|
949 | size_t s1, s2; |
---|
950 | void *p1; |
---|
951 | int sc; |
---|
952 | Heap_Information_block the_info; |
---|
953 | |
---|
954 | s1 = malloc_free_space(); |
---|
955 | p1 = malloc( 512 ); |
---|
956 | s2 = malloc_free_space(); |
---|
957 | puts( "malloc_free_space - check malloc space drops after malloc" ); |
---|
958 | rtems_test_assert( s1 ); |
---|
959 | rtems_test_assert( s2 ); |
---|
960 | rtems_test_assert( s2 <= s1 ); |
---|
961 | free( p1 ); |
---|
962 | |
---|
963 | puts( "malloc_free_space - verify free space returns to previous value" ); |
---|
964 | s2 = malloc_free_space(); |
---|
965 | rtems_test_assert( s1 == s2 ); |
---|
966 | |
---|
967 | puts( "malloc_info - called with NULL\n" ); |
---|
968 | sc = malloc_info( NULL ); |
---|
969 | rtems_test_assert( sc == -1 ); |
---|
970 | |
---|
971 | puts( "malloc_info - check free space drops after malloc" ); |
---|
972 | sc = malloc_info( &the_info ); |
---|
973 | rtems_test_assert( sc == 0 ); |
---|
974 | s1 = the_info.Free.largest; |
---|
975 | |
---|
976 | p1 = malloc( 512 ); |
---|
977 | |
---|
978 | sc = malloc_info( &the_info ); |
---|
979 | rtems_test_assert( sc == 0 ); |
---|
980 | s2 = the_info.Free.largest; |
---|
981 | |
---|
982 | rtems_test_assert( s1 ); |
---|
983 | rtems_test_assert( s2 ); |
---|
984 | rtems_test_assert( s2 <= s1 ); |
---|
985 | free( p1 ); |
---|
986 | |
---|
987 | puts( "malloc_info - verify free space returns to previous value" ); |
---|
988 | sc = malloc_info( &the_info ); |
---|
989 | rtems_test_assert( sc == 0 ); |
---|
990 | rtems_test_assert( s1 == the_info.Free.largest ); |
---|
991 | } |
---|
992 | |
---|
993 | static void test_protected_heap_info(void) |
---|
994 | { |
---|
995 | Heap_Control heap; |
---|
996 | Heap_Information_block info; |
---|
997 | bool rc; |
---|
998 | |
---|
999 | puts( "_Protected_heap_Get_information - NULL heap" ); |
---|
1000 | rc = _Protected_heap_Get_information( NULL, &info ); |
---|
1001 | rtems_test_assert( rc == false ); |
---|
1002 | |
---|
1003 | puts( "_Protected_heap_Get_information - NULL info" ); |
---|
1004 | rc = _Protected_heap_Get_information( &heap, NULL ); |
---|
1005 | rtems_test_assert( rc == false ); |
---|
1006 | } |
---|
1007 | |
---|
1008 | /* |
---|
1009 | * A simple test of posix_memalign |
---|
1010 | */ |
---|
1011 | static void test_posix_memalign(void) |
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1012 | { |
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1013 | void *p1; |
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1014 | int i; |
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1015 | int sc; |
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1016 | int maximumShift; |
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1017 | |
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1018 | puts( "posix_memalign - NULL return pointer -- EINVAL" ); |
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1019 | sc = posix_memalign( NULL, 32, 8 ); |
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1020 | fatal_posix_service_status( sc, EINVAL, "posix_memalign NULL pointer" ); |
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1021 | |
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1022 | puts( "posix_memalign - alignment of 0 -- EINVAL" ); |
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1023 | sc = posix_memalign( &p1, 0, 8 ); |
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1024 | fatal_posix_service_status( sc, EINVAL, "posix_memalign alignment of 0" ); |
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1025 | |
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1026 | puts( "posix_memalign - alignment of 2-- EINVAL" ); |
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1027 | sc = posix_memalign( &p1, 2, 8 ); |
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1028 | fatal_posix_service_status( sc, EINVAL, "posix_memalign alignment of 2" ); |
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1029 | |
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1030 | if ( sizeof(int) == 4 ) |
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1031 | maximumShift = 31; |
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1032 | else if ( sizeof(int) == 2 ) |
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1033 | maximumShift = 15; |
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1034 | else { |
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1035 | printf( "Unsupported int size == %zu\n", sizeof(int) ); |
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1036 | rtems_test_exit(0); |
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1037 | } |
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1038 | for ( i=2 ; i<maximumShift ; i++ ) { |
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1039 | printf( "posix_memalign - alignment of %" PRId32 " -- OK\n", |
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1040 | (int32_t) 1 << i ); |
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1041 | sc = posix_memalign( &p1, 1 << i, 8 ); |
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1042 | if ( sc == ENOMEM ) { |
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1043 | printf( "posix_memalign - ran out of memory trying %d\n", 1<<i ); |
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1044 | break; |
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1045 | } |
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1046 | posix_service_failed( sc, "posix_memalign alignment OK" ); |
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1047 | |
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1048 | free( p1 ); |
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1049 | } |
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1050 | for ( ; i<maximumShift ; i++ ) { |
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1051 | printf( "posix_memalign - alignment of %" PRId32 " -- SKIPPED\n", |
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1052 | (int32_t) 1 << i ); |
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1053 | } |
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1054 | |
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1055 | } |
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1056 | |
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1057 | rtems_task Init( |
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1058 | rtems_task_argument argument |
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1059 | ) |
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1060 | { |
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1061 | rtems_time_of_day time; |
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1062 | rtems_status_code status; |
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1063 | |
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1064 | puts( "\n\n*** MALLOC TEST ***" ); |
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1065 | |
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1066 | build_time( &time, 12, 31, 1988, 9, 0, 0, 0 ); |
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1067 | status = rtems_clock_set( &time ); |
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1068 | directive_failed( status, "rtems_clock_set" ); |
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1069 | |
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1070 | test_heap_initialize(); |
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1071 | test_heap_block_allocate(); |
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1072 | test_heap_allocate(); |
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1073 | test_heap_resize_block(); |
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1074 | test_realloc(); |
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1075 | test_heap_cases_1(); |
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1076 | test_heap_extend(); |
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1077 | test_heap_info(); |
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1078 | test_protected_heap_info(); |
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1079 | |
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1080 | test_posix_memalign(); |
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1081 | |
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1082 | Task_name[ 1 ] = rtems_build_name( 'T', 'A', '1', ' ' ); |
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1083 | Task_name[ 2 ] = rtems_build_name( 'T', 'A', '2', ' ' ); |
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1084 | Task_name[ 3 ] = rtems_build_name( 'T', 'A', '3', ' ' ); |
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1085 | Task_name[ 4 ] = rtems_build_name( 'T', 'A', '4', ' ' ); |
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1086 | Task_name[ 5 ] = rtems_build_name( 'T', 'A', '5', ' ' ); |
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1087 | |
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1088 | status = rtems_task_create( |
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1089 | Task_name[ 1 ], |
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1090 | 1, |
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1091 | TASK_STACK_SIZE, |
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1092 | RTEMS_DEFAULT_MODES, |
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1093 | RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, |
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1094 | &Task_id[ 1 ] |
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1095 | ); |
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1096 | directive_failed( status, "rtems_task_create of TA1" ); |
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1097 | |
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1098 | status = rtems_task_create( |
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1099 | Task_name[ 2 ], |
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1100 | 1, |
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1101 | TASK_STACK_SIZE, |
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1102 | RTEMS_DEFAULT_MODES, |
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1103 | RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, |
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1104 | &Task_id[ 2 ] |
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1105 | ); |
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1106 | directive_failed( status, "rtems_task_create of TA2" ); |
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1107 | |
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1108 | status = rtems_task_create( |
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1109 | Task_name[ 3 ], |
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1110 | 1, |
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1111 | TASK_STACK_SIZE, |
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1112 | RTEMS_DEFAULT_MODES, |
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1113 | RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, |
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1114 | &Task_id[ 3 ] |
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1115 | ); |
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1116 | directive_failed( status, "rtems_task_create of TA3" ); |
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1117 | |
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1118 | status = rtems_task_create( |
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1119 | Task_name[ 4 ], |
---|
1120 | 1, |
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1121 | TASK_STACK_SIZE, |
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1122 | RTEMS_DEFAULT_MODES, |
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1123 | RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, |
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1124 | &Task_id[ 4 ] |
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1125 | ); |
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1126 | directive_failed( status, "rtems_task_create of TA4" ); |
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1127 | |
---|
1128 | status = rtems_task_create( |
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1129 | Task_name[ 5 ], |
---|
1130 | 1, |
---|
1131 | TASK_STACK_SIZE, |
---|
1132 | RTEMS_DEFAULT_MODES, |
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1133 | RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT, |
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1134 | &Task_id[ 5 ] |
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1135 | ); |
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1136 | directive_failed( status, "rtems_task_create of TA5" ); |
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1137 | |
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1138 | status = rtems_task_start( Task_id[ 1 ], Task_1_through_5, 0 ); |
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1139 | directive_failed( status, "rtems_task_start of TA1" ); |
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1140 | |
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1141 | status = rtems_task_start( Task_id[ 2 ], Task_1_through_5, 0 ); |
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1142 | directive_failed( status, "rtems_task_start of TA2" ); |
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1143 | |
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1144 | status = rtems_task_start( Task_id[ 3 ], Task_1_through_5, 0 ); |
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1145 | directive_failed( status, "rtems_task_start of TA3" ); |
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1146 | |
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1147 | status = rtems_task_start( Task_id[ 4 ], Task_1_through_5, 0 ); |
---|
1148 | directive_failed( status, "rtems_task_start of TA4" ); |
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1149 | |
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1150 | status = rtems_task_start( Task_id[ 5 ], Task_1_through_5, 0 ); |
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1151 | directive_failed( status, "rtems_task_start of TA5" ); |
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1152 | |
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1153 | status = rtems_task_delete( RTEMS_SELF ); |
---|
1154 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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1155 | } |
---|