2 ; FreeRTOS V8.1.2 - Copyright (C) 2014 Real Time Engineers Ltd.
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3 ; All rights reserved
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5 ; VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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7 ; ***************************************************************************
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9 ; * FreeRTOS provides completely free yet professionally developed, *
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10 ; * robust, strictly quality controlled, supported, and cross *
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11 ; * platform software that has become a de facto standard. *
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13 ; * Help yourself get started quickly and support the FreeRTOS *
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14 ; * project by purchasing a FreeRTOS tutorial book, reference *
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15 ; * manual, or both from: http://www.FreeRTOS.org/Documentation *
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19 ; ***************************************************************************
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21 ; This file is part of the FreeRTOS distribution.
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23 ; FreeRTOS is free software; you can redistribute it and/or modify it under
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24 ; the terms of the GNU General Public License (version 2) as published by the
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25 ; Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
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27 ; >>! NOTE: The modification to the GPL is included to allow you to distribute
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28 ; >>! a combined work that includes FreeRTOS without being obliged to provide
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29 ; >>! the source code for proprietary components outside of the FreeRTOS
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32 ; FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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33 ; WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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34 ; FOR A PARTICULAR PURPOSE. Full license text is available from the following
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35 ; link: http://www.freertos.org/a00114.html
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37 ; 1 tab == 4 spaces!
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39 ; ***************************************************************************
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41 ; * Having a problem? Start by reading the FAQ "My application does *
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42 ; * not run, what could be wrong?" *
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44 ; * http://www.FreeRTOS.org/FAQHelp.html *
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46 ; ***************************************************************************
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48 ; http://www.FreeRTOS.org - Documentation, books, training, latest versions,
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49 ; license and Real Time Engineers Ltd. contact details.;
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51 ; http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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52 ; including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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53 ; compatible FAT file system, and our tiny thread aware UDP/IP stack.
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55 ; http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
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56 ; Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
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57 ; licenses offer ticketed support, indemnification and middleware.
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59 ; http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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60 ; engineered and independently SIL3 certified version for use in safety and
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61 ; mission critical applications that require provable dependability.
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63 ; 1 tab == 4 spaces!
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66 .global _vRegTest1Implementation
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67 .global _vRegTest2Implementation
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69 .extern _ulRegTest1LoopCounter
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70 .extern _ulRegTest2LoopCounter
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75 ;/* This function is explained in the comments at the top of main.c. */
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76 _vRegTest1Implementation:
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78 ;/* Put a known value in the guard byte of the accumulators. */
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84 ;/* Put a known value in each register. */
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101 ;/* Put a known value in the hi and low of the accumulators. */
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107 ;/* Loop, checking each itteration that each register still contains the
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108 ;expected value. */
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111 ;/* Push the registers that are going to get clobbered. */
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114 ;/* Increment the loop counter to show this task is still getting CPU time. */
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115 MOV.L #_ulRegTest1LoopCounter, R14
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120 ;/* Yield to extend the text coverage. Set the bit in the ITU SWINTR register. */
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122 MOV.L #0872E0H, R15
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127 ;/* Check accumulators. */
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128 MVFACHI #0, A0, R15
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131 MVFACLO #0, A0, R15
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134 MVFACGU #0, A0, R15
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137 MVFACHI #0, A1, R15
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140 MVFACLO #0, A1, R15
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143 MVFACGU #0, A1, R15
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147 ;/* Restore the clobbered registers. */
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150 ;/* Now compare each register to ensure it still contains the value that was
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151 ;set before this loop was entered. */
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183 ;/* All comparisons passed, start a new itteratio of this loop. */
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187 ;/* A compare failed, just loop here so the loop counter stops incrementing
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188 ;- causing the check task to indicate the error. */
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190 ;/*-----------------------------------------------------------*/
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192 ;/* This function is explained in the comments at the top of main.c. */
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193 _vRegTest2Implementation:
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195 ;/* Put a known value in the guard byte of the accumulators. */
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201 ;/* Put a known value in each general purpose register. */
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218 ;/* Put a known value in the hi and low of the accumulators. */
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224 ;/* Loop, checking each itteration that each register still contains the
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225 ;expected value. */
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228 ;/* Push the registers that are going to get clobbered. */
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231 ;/* Increment the loop counter to show this task is still getting CPU time. */
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232 MOV.L #_ulRegTest2LoopCounter, R14
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237 ;/* Check accumulators. */
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238 MVFACHI #0, A0, R15
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241 MVFACLO #0, A0, R15
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244 MVFACGU #0, A0, R15
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247 MVFACHI #0, A1, R15
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250 MVFACLO #0, A1, R15
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253 MVFACGU #0, A1, R15
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257 ;/* Restore the clobbered registers. */
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260 ;/* Now compare each register to ensure it still contains the value that was
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261 ;set before this loop was entered. */
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293 ;/* All comparisons passed, start a new itteratio of this loop. */
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297 ;/* A compare failed, just loop here so the loop counter stops incrementing
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298 ;- causing the check task to indicate the error. */
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projects / freertos / blob