2 ; * FreeRTOS Kernel V10.0.1
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3 ; * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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5 ; * Permission is hereby granted, free of charge, to any person obtaining a copy of
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6 ; * this software and associated documentation files (the "Software"), to deal in
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10 ; * subject to the following conditions:
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12 ; * The above copyright notice and this permission notice shall be included in all
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13 ; * copies or substantial portions of the Software.
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15 ; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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19 ; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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22 ; * http://www.FreeRTOS.org
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23 ; * http://aws.amazon.com/freertos
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25 ; * 1 tab == 4 spaces!
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28 .global _vRegTest1Implementation
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29 .global _vRegTest2Implementation
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31 .extern _ulRegTest1LoopCounter
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32 .extern _ulRegTest2LoopCounter
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37 ;/* This function is explained in the comments at the top of main.c. */
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38 _vRegTest1Implementation:
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40 ; Put a known value in each register.
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57 ; Loop, checking each iteration that each register still contains the
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61 ; Push the registers that are going to get clobbered.
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64 ; Increment the loop counter to show this task is still getting CPU time.
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65 MOV.L #_ulRegTest1LoopCounter, R14
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70 ; Yield to extend the text coverage. Set the bit in the ITU SWINTR register.
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77 ; Restore the clobbered registers.
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80 ; Now compare each register to ensure it still contains the value that was
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81 ; set before this loop was entered.
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113 ; All comparisons passed, start a new itteratio of this loop.
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117 ; A compare failed, just loop here so the loop counter stops incrementing
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118 ; causing the check task to indicate the error.
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120 ;/*-----------------------------------------------------------*/
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122 ;/* This function is explained in the comments at the top of main.c. */
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123 _vRegTest2Implementation:
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125 ; Put a known value in each register.
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142 ; Loop, checking on each iteration that each register still contains the
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146 ; Push the registers that are going to get clobbered.
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149 ; Increment the loop counter to show this task is still getting CPU time.
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150 MOV.L #_ulRegTest2LoopCounter, R14
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155 ; Restore the clobbered registers.
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189 ; All comparisons passed, start a new itteratio of this loop.
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193 ; A compare failed, just loop here so the loop counter stops incrementing
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194 ; - causing the check task to indicate the error.
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