1 | /* |
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2 | * |
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3 | * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. |
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4 | * On-Line Applications Research Corporation (OAR). |
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5 | * All rights assigned to U.S. Government, 1994. |
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6 | * |
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7 | * This material may be reproduced by or for the U.S. Government pursuant |
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8 | * to the copyright license under the clause at DFARS 252.227-7013. This |
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9 | * notice must appear in all copies of this file and its derivatives. |
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10 | * |
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11 | * $Id$ |
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12 | */ |
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13 | |
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14 | #define TEST_INIT |
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15 | #include <rtems.h> |
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16 | #include "system.h" |
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17 | #include "fptest.h" |
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18 | #include <coverhd.h> |
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19 | #include <tmacros.h> |
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20 | #include <timesys.h> |
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21 | |
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22 | |
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23 | /* TEST DATA */ |
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24 | rtems_id Semaphore_id; |
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25 | |
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26 | Objects_Locations location; /* uses internal RTEMS type */ |
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27 | |
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28 | Thread_Control *Middle_tcb; /* uses internal RTEMS type */ |
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29 | |
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30 | Thread_Control *Low_tcb; /* uses internal RTEMS type */ |
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31 | |
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32 | rtems_task High_task( |
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33 | rtems_task_argument argument |
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34 | ); |
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35 | |
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36 | rtems_task Middle_task( |
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37 | rtems_task_argument argument |
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38 | ); |
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39 | |
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40 | rtems_task Low_task( |
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41 | rtems_task_argument argument |
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42 | ); |
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43 | |
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44 | rtems_task Floating_point_task_1( |
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45 | rtems_task_argument argument |
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46 | ); |
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47 | |
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48 | rtems_task Floating_point_task_2( |
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49 | rtems_task_argument argument |
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50 | ); |
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51 | |
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52 | void complete_test( void ); |
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53 | |
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54 | rtems_task null_task( |
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55 | rtems_task_argument argument |
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56 | ) |
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57 | { |
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58 | } |
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59 | |
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60 | rtems_task Init( |
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61 | rtems_task_argument argument |
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62 | ) |
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63 | { |
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64 | rtems_unsigned32 index; |
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65 | rtems_id task_id; |
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66 | rtems_status_code status; |
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67 | |
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68 | Print_Warning(); |
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69 | |
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70 | puts( "\n\n*** TIME TEST 26 ***" ); |
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71 | |
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72 | status = rtems_task_create( |
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73 | rtems_build_name( 'F', 'P', '1', ' ' ), |
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74 | 201, |
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75 | RTEMS_MINIMUM_STACK_SIZE, |
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76 | RTEMS_DEFAULT_MODES, |
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77 | RTEMS_FLOATING_POINT, |
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78 | &task_id |
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79 | ); |
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80 | directive_failed( status, "rtems_task_create of FP1" ); |
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81 | |
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82 | status = rtems_task_start( task_id, Floating_point_task_1, 0 ); |
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83 | directive_failed( status, "rtems_task_start of FP1" ); |
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84 | |
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85 | status = rtems_task_create( |
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86 | rtems_build_name( 'F', 'P', '2', ' ' ), |
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87 | 202, |
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88 | RTEMS_MINIMUM_STACK_SIZE, |
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89 | RTEMS_DEFAULT_MODES, |
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90 | RTEMS_FLOATING_POINT, |
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91 | &task_id |
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92 | ); |
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93 | directive_failed( status, "rtems_task_create of FP2" ); |
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94 | |
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95 | status = rtems_task_start( task_id, Floating_point_task_2, 0 ); |
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96 | directive_failed( status, "rtems_task_start of FP2" ); |
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97 | |
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98 | status = rtems_task_create( |
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99 | rtems_build_name( 'L', 'O', 'W', ' ' ), |
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100 | 200, |
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101 | RTEMS_MINIMUM_STACK_SIZE, |
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102 | RTEMS_DEFAULT_MODES, |
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103 | RTEMS_DEFAULT_ATTRIBUTES, |
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104 | &task_id |
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105 | ); |
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106 | directive_failed( status, "rtems_task_create of LOW" ); |
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107 | |
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108 | status = rtems_task_start( task_id, Low_task, 0 ); |
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109 | directive_failed( status, "rtems_task_start of LOW" ); |
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110 | |
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111 | status = rtems_task_create( |
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112 | rtems_build_name( 'M', 'I', 'D', ' ' ), |
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113 | 128, |
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114 | RTEMS_MINIMUM_STACK_SIZE, |
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115 | RTEMS_DEFAULT_MODES, |
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116 | RTEMS_DEFAULT_ATTRIBUTES, |
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117 | &task_id |
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118 | ); |
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119 | directive_failed( status, "rtems_task_create of MIDDLE" ); |
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120 | |
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121 | status = rtems_task_start( task_id, Middle_task, 0 ); |
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122 | directive_failed( status, "rtems_task_start of MIDDLE" ); |
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123 | |
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124 | status = rtems_task_create( |
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125 | rtems_build_name( 'H', 'I', 'G', 'H' ), |
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126 | 5, |
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127 | RTEMS_MINIMUM_STACK_SIZE, |
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128 | RTEMS_DEFAULT_MODES, |
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129 | RTEMS_DEFAULT_ATTRIBUTES, |
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130 | &task_id |
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131 | ); |
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132 | directive_failed( status, "rtems_task_create of HIGH" ); |
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133 | |
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134 | status = rtems_task_start( task_id, High_task, 0 ); |
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135 | directive_failed( status, "rtems_task_start of HIGH" ); |
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136 | |
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137 | status = rtems_semaphore_create( |
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138 | rtems_build_name( 'S', 'E', 'M', '1' ), |
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139 | OPERATION_COUNT, |
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140 | RTEMS_DEFAULT_ATTRIBUTES, |
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141 | RTEMS_NO_PRIORITY, |
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142 | &Semaphore_id |
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143 | ); |
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144 | directive_failed( status, "rtems_semaphore_create" ); |
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145 | |
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146 | for ( index = 1 ; index <= OPERATION_COUNT ; index++ ) { |
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147 | status = rtems_task_create( |
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148 | rtems_build_name( 'N', 'U', 'L', 'L' ), |
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149 | 254, |
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150 | RTEMS_MINIMUM_STACK_SIZE, |
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151 | RTEMS_DEFAULT_MODES, |
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152 | RTEMS_DEFAULT_ATTRIBUTES, |
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153 | &task_id |
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154 | ); |
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155 | directive_failed( status, "rtems_task_create LOOP" ); |
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156 | |
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157 | status = rtems_task_start( task_id, null_task, 0 ); |
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158 | directive_failed( status, "rtems_task_start LOOP" ); |
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159 | } |
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160 | |
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161 | status = rtems_task_delete( RTEMS_SELF ); |
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162 | directive_failed( status, "rtems_task_delete of RTEMS_SELF" ); |
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163 | } |
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164 | |
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165 | rtems_task High_task( |
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166 | rtems_task_argument argument |
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167 | ) |
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168 | { |
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169 | rtems_interrupt_level level; |
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170 | |
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171 | Timer_initialize(); |
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172 | rtems_interrupt_disable( level ); |
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173 | end_time = Read_timer(); |
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174 | |
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175 | put_time( |
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176 | "_ISR_Disable", |
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177 | end_time, |
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178 | 1, |
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179 | 0, |
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180 | 0 |
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181 | ); |
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182 | |
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183 | Timer_initialize(); |
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184 | rtems_interrupt_flash( level ); |
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185 | end_time = Read_timer(); |
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186 | |
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187 | put_time( |
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188 | "_ISR_Flash", |
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189 | end_time, |
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190 | 1, |
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191 | 0, |
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192 | 0 |
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193 | ); |
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194 | |
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195 | Timer_initialize(); |
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196 | rtems_interrupt_enable( level ); |
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197 | end_time = Read_timer(); |
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198 | |
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199 | put_time( |
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200 | "_ISR_Enable", |
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201 | end_time, |
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202 | 1, |
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203 | 0, |
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204 | 0 |
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205 | ); |
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206 | |
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207 | Timer_initialize(); |
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208 | _Thread_Disable_dispatch(); |
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209 | end_time = Read_timer(); |
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210 | |
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211 | put_time( |
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212 | "_Thread_Disable_dispatch", |
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213 | end_time, |
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214 | 1, |
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215 | 0, |
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216 | 0 |
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217 | ); |
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218 | |
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219 | Timer_initialize(); |
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220 | _Thread_Enable_dispatch(); |
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221 | end_time = Read_timer(); |
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222 | |
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223 | put_time( |
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224 | "_Thread_Enable_dispatch", |
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225 | end_time, |
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226 | 1, |
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227 | 0, |
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228 | 0 |
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229 | ); |
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230 | |
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231 | Timer_initialize(); |
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232 | _Thread_Set_state( _Thread_Executing, STATES_SUSPENDED ); |
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233 | end_time = Read_timer(); |
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234 | |
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235 | put_time( |
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236 | "_Thread_Set_state", |
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237 | end_time, |
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238 | 1, |
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239 | 0, |
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240 | 0 |
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241 | ); |
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242 | |
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243 | _Context_Switch_necessary = TRUE; |
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244 | |
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245 | Timer_initialize(); |
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246 | _Thread_Dispatch(); /* dispatches Middle_task */ |
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247 | } |
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248 | |
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249 | rtems_task Middle_task( |
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250 | rtems_task_argument argument |
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251 | ) |
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252 | { |
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253 | end_time = Read_timer(); |
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254 | |
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255 | put_time( |
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256 | "_Thread_Disptach (NO FP)", |
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257 | end_time, |
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258 | 1, |
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259 | 0, |
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260 | 0 |
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261 | ); |
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262 | |
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263 | _Thread_Set_state( _Thread_Executing, STATES_SUSPENDED ); |
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264 | |
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265 | Middle_tcb = _Thread_Executing; |
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266 | |
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267 | _Thread_Executing = |
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268 | (Thread_Control *) _Thread_Ready_chain[200].first; |
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269 | |
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270 | /* do not force context switch */ |
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271 | |
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272 | _Context_Switch_necessary = FALSE; |
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273 | |
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274 | _Thread_Disable_dispatch(); |
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275 | |
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276 | Timer_initialize(); |
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277 | _Context_Switch( &Middle_tcb->Registers, &_Thread_Executing->Registers ); |
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278 | |
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279 | Timer_initialize(); |
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280 | _Context_Switch(&Middle_tcb->Registers, &Low_tcb->Registers); |
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281 | } |
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282 | |
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283 | rtems_task Low_task( |
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284 | rtems_task_argument argument |
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285 | ) |
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286 | { |
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287 | Thread_Control *executing; |
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288 | |
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289 | end_time = Read_timer(); |
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290 | |
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291 | put_time( |
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292 | "context switch: no floating point contexts", |
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293 | end_time, |
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294 | 1, |
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295 | 0, |
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296 | 0 |
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297 | ); |
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298 | |
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299 | executing = _Thread_Executing; |
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300 | |
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301 | Low_tcb = executing; |
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302 | |
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303 | Timer_initialize(); |
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304 | _Context_Switch( &executing->Registers, &executing->Registers ); |
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305 | |
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306 | end_time = Read_timer(); |
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307 | |
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308 | put_time( |
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309 | "context switch: self", |
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310 | end_time, |
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311 | 1, |
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312 | 0, |
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313 | 0 |
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314 | ); |
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315 | |
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316 | _Context_Switch(&executing->Registers, &Middle_tcb->Registers); |
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317 | |
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318 | end_time = Read_timer(); |
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319 | |
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320 | put_time( |
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321 | "context switch: to another task", |
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322 | end_time, |
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323 | 1, |
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324 | 0, |
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325 | 0 |
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326 | ); |
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327 | |
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328 | _Thread_Executing = |
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329 | (Thread_Control *) _Thread_Ready_chain[201].first; |
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330 | |
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331 | /* do not force context switch */ |
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332 | |
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333 | _Context_Switch_necessary = FALSE; |
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334 | |
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335 | _Thread_Disable_dispatch(); |
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336 | |
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337 | Timer_initialize(); |
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338 | _Context_Restore_fp( &_Thread_Executing->fp_context ); |
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339 | _Context_Switch( &executing->Registers, &_Thread_Executing->Registers ); |
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340 | } |
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341 | |
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342 | rtems_task Floating_point_task_1( |
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343 | rtems_task_argument argument |
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344 | ) |
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345 | { |
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346 | Thread_Control *executing; |
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347 | FP_DECLARE; |
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348 | |
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349 | end_time = Read_timer(); |
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350 | |
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351 | put_time( |
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352 | "fp context switch: restore 1st FP task", |
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353 | end_time, |
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354 | 1, |
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355 | 0, |
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356 | 0 |
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357 | ); |
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358 | |
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359 | executing = _Thread_Executing; |
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360 | |
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361 | _Thread_Executing = |
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362 | (Thread_Control *) _Thread_Ready_chain[202].first; |
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363 | |
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364 | /* do not force context switch */ |
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365 | |
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366 | _Context_Switch_necessary = FALSE; |
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367 | |
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368 | _Thread_Disable_dispatch(); |
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369 | |
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370 | Timer_initialize(); |
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371 | _Context_Save_fp( &executing->fp_context ); |
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372 | _Context_Restore_fp( &_Thread_Executing->fp_context ); |
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373 | _Context_Switch( &executing->Registers, &_Thread_Executing->Registers ); |
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374 | /* switch to Floating_point_task_2 */ |
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375 | |
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376 | end_time = Read_timer(); |
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377 | |
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378 | put_time( |
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379 | "fp context switch: save idle, restore initialized", |
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380 | end_time, |
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381 | 1, |
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382 | 0, |
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383 | 0 |
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384 | ); |
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385 | |
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386 | FP_LOAD( 1.0 ); |
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387 | |
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388 | executing = _Thread_Executing; |
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389 | |
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390 | _Thread_Executing = |
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391 | (Thread_Control *) _Thread_Ready_chain[202].first; |
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392 | |
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393 | /* do not force context switch */ |
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394 | |
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395 | _Context_Switch_necessary = FALSE; |
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396 | |
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397 | _Thread_Disable_dispatch(); |
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398 | |
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399 | Timer_initialize(); |
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400 | _Context_Save_fp( &executing->fp_context ); |
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401 | _Context_Restore_fp( &_Thread_Executing->fp_context ); |
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402 | _Context_Switch( &executing->Registers, &_Thread_Executing->Registers ); |
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403 | /* switch to Floating_point_task_2 */ |
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404 | } |
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405 | |
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406 | rtems_task Floating_point_task_2( |
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407 | rtems_task_argument argument |
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408 | ) |
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409 | { |
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410 | Thread_Control *executing; |
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411 | FP_DECLARE; |
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412 | |
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413 | end_time = Read_timer(); |
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414 | |
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415 | put_time( |
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416 | "fp context switch: save idle, restore idle", |
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417 | end_time, |
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418 | 1, |
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419 | 0, |
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420 | 0 |
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421 | ); |
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422 | |
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423 | executing = _Thread_Executing; |
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424 | |
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425 | _Thread_Executing = |
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426 | (Thread_Control *) _Thread_Ready_chain[201].first; |
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427 | |
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428 | FP_LOAD( 1.0 ); |
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429 | |
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430 | /* do not force context switch */ |
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431 | |
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432 | _Context_Switch_necessary = FALSE; |
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433 | |
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434 | _Thread_Disable_dispatch(); |
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435 | |
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436 | Timer_initialize(); |
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437 | _Context_Save_fp( &executing->fp_context ); |
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438 | _Context_Restore_fp( &_Thread_Executing->fp_context ); |
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439 | _Context_Switch( &executing->Registers, &_Thread_Executing->Registers ); |
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440 | /* switch to Floating_point_task_1 */ |
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441 | |
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442 | end_time = Read_timer(); |
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443 | |
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444 | put_time( |
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445 | "fp context switch: save initialized, restore initialized", |
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446 | end_time, |
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447 | 1, |
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448 | 0, |
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449 | 0 |
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450 | ); |
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451 | |
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452 | complete_test(); |
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453 | } |
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454 | |
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455 | void complete_test( void ) |
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456 | { |
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457 | rtems_unsigned32 index; |
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458 | rtems_id task_id; |
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459 | |
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460 | Timer_initialize(); |
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461 | _Thread_Resume( Middle_tcb ); |
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462 | end_time = Read_timer(); |
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463 | |
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464 | put_time( |
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465 | "_Thread_Resume", |
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466 | end_time, |
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467 | 1, |
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468 | 0, |
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469 | 0 |
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470 | ); |
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471 | |
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472 | _Thread_Set_state( Middle_tcb, STATES_WAITING_FOR_MESSAGE ); |
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473 | |
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474 | Timer_initialize(); |
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475 | _Thread_Unblock( Middle_tcb ); |
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476 | end_time = Read_timer(); |
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477 | |
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478 | put_time( |
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479 | "_Thread_Unblock", |
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480 | end_time, |
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481 | 1, |
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482 | 0, |
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483 | 0 |
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484 | ); |
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485 | |
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486 | _Thread_Set_state( Middle_tcb, STATES_WAITING_FOR_MESSAGE ); |
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487 | |
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488 | Timer_initialize(); |
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489 | _Thread_Ready( Middle_tcb ); |
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490 | end_time = Read_timer(); |
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491 | |
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492 | put_time( |
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493 | "_Thread_Ready", |
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494 | end_time, |
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495 | 1, |
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496 | 0, |
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497 | 0 |
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498 | ); |
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499 | |
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500 | Timer_initialize(); |
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501 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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502 | (void) Empty_function(); |
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503 | overhead = Read_timer(); |
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504 | |
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505 | task_id = Middle_tcb->Object.id; |
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506 | |
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507 | Timer_initialize(); |
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508 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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509 | (void) _Thread_Get( task_id, &location ); |
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510 | end_time = Read_timer(); |
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511 | |
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512 | put_time( |
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513 | "_Thread_Get", |
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514 | end_time, |
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515 | OPERATION_COUNT, |
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516 | 0, |
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517 | 0 |
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518 | ); |
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519 | |
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520 | Timer_initialize(); |
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521 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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522 | (void) _Semaphore_Get( Semaphore_id, &location ); |
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523 | end_time = Read_timer(); |
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524 | |
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525 | put_time( |
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526 | "_Semaphore_Get", |
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527 | end_time, |
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528 | OPERATION_COUNT, |
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529 | 0, |
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530 | 0 |
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531 | ); |
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532 | |
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533 | Timer_initialize(); |
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534 | for ( index=1 ; index <= OPERATION_COUNT ; index++ ) |
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535 | (void) _Thread_Get( 0x3, &location ); |
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536 | end_time = Read_timer(); |
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537 | |
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538 | put_time( |
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539 | "_Thread_Get: invalid id", |
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540 | end_time, |
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541 | OPERATION_COUNT, |
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542 | 0, |
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543 | 0 |
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544 | ); |
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545 | |
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546 | puts( "*** END OF TEST 26 ***" ); |
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547 | exit( 0 ); |
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548 | } |
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549 | |
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