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270 lines
8.1 KiB
ArmAsm
270 lines
8.1 KiB
ArmAsm
/*
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FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.
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All rights reserved
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VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
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***************************************************************************
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>>! NOTE: The modification to the GPL is included to allow you to !<<
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>>! distribute a combined work that includes FreeRTOS without being !<<
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>>! obliged to provide the source code for proprietary components !<<
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>>! outside of the FreeRTOS kernel. !<<
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***************************************************************************
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. Full license text is available on the following
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link: http://www.freertos.org/a00114.html
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***************************************************************************
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* *
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* FreeRTOS provides completely free yet professionally developed, *
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* robust, strictly quality controlled, supported, and cross *
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* platform software that is more than just the market leader, it *
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* is the industry's de facto standard. *
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* *
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* Help yourself get started quickly while simultaneously helping *
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* to support the FreeRTOS project by purchasing a FreeRTOS *
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* tutorial book, reference manual, or both: *
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* http://www.FreeRTOS.org/Documentation *
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* *
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***************************************************************************
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http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
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the FAQ page "My application does not run, what could be wrong?". Have you
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defined configASSERT()?
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http://www.FreeRTOS.org/support - In return for receiving this top quality
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embedded software for free we request you assist our global community by
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participating in the support forum.
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http://www.FreeRTOS.org/training - Investing in training allows your team to
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be as productive as possible as early as possible. Now you can receive
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FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
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Ltd, and the world's leading authority on the world's leading RTOS.
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http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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compatible FAT file system, and our tiny thread aware UDP/IP stack.
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http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
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http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
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licenses offer ticketed support, indemnification and commercial middleware.
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http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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engineered and independently SIL3 certified version for use in safety and
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mission critical applications that require provable dependability.
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1 tab == 4 spaces!
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*/
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PUBLIC _vRegTest1Implementation
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PUBLIC _vRegTest2Implementation
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EXTERN _ulRegTest1CycleCount
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EXTERN _ulRegTest2CycleCount
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RSEG CODE:CODE(4)
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_vRegTest1Implementation:
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/* Set each register to a known value. */
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MOV.L #0x33333333, R15
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MVTACHI R15
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MOV.L #0x44444444, R15
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MVTACLO R15
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MOV.L #1, R1
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MOV.L #2, R2
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MOV.L #3, R3
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MOV.L #4, R4
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MOV.L #5, R5
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MOV.L #6, R6
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MOV.L #7, R7
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MOV.L #8, R8
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MOV.L #9, R9
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MOV.L #10, R10
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MOV.L #11, R11
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MOV.L #12, R12
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MOV.L #13, R13
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MOV.L #14, R14
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MOV.L #15, R15
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/* Loop, checking each iteration that each register still contains the
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expected value. */
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TestLoop1:
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/* Push the registers that are going to get clobbered. */
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PUSHM R14-R15
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/* Increment the loop counter to show this task is still getting CPU
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time. */
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MOV.L #_ulRegTest1CycleCount, R14
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MOV.L [ R14 ], R15
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ADD #1, R15
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MOV.L R15, [ R14 ]
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/* Yield to extend the text coverage. Set the bit in the ITU SWINTR
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register. */
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MOV.L #1, R14
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MOV.L #0872E0H, R15
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MOV.B R14, [R15]
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NOP
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NOP
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/* Check the accumulator value. */
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MVFACHI R15
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CMP #0x33333333, R15
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BNE RegTest2Error
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MVFACMI R15
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CMP #0x33334444, R15
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BNE RegTest2Error
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/* Restore the clobbered registers. */
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POPM R14-R15
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/* Now compare each register to ensure it still contains the value that
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was set before this loop was entered. */
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CMP #1, R1
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BNE RegTest1Error
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CMP #2, R2
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BNE RegTest1Error
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CMP #3, R3
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BNE RegTest1Error
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CMP #4, R4
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BNE RegTest1Error
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CMP #5, R5
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BNE RegTest1Error
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CMP #6, R6
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BNE RegTest1Error
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CMP #7, R7
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BNE RegTest1Error
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CMP #8, R8
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BNE RegTest1Error
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CMP #9, R9
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BNE RegTest1Error
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CMP #10, R10
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BNE RegTest1Error
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CMP #11, R11
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BNE RegTest1Error
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CMP #12, R12
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BNE RegTest1Error
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CMP #13, R13
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BNE RegTest1Error
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CMP #14, R14
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BNE RegTest1Error
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CMP #15, R15
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BNE RegTest1Error
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/* All comparisons passed, start a new iteration of this loop. */
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BRA TestLoop1
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/* A compare failed, just loop here so the loop counter stops
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incrementing causing the check timer to indicate the error. */
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RegTest1Error:
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BRA RegTest1Error
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/*-----------------------------------------------------------*/
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_vRegTest2Implementation:
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/* Set each register to a known value. */
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MOV.L #0x11111111, R15
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MVTACHI R15
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MOV.L #0x22222222, R15
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MVTACLO R15
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MOV.L #100, R1
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MOV.L #200, R2
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MOV.L #300, R3
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MOV.L #400, R4
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MOV.L #500, R5
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MOV.L #600, R6
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MOV.L #700, R7
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MOV.L #800, R8
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MOV.L #900, R9
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MOV.L #1000, R10
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MOV.L #1001, R11
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MOV.L #1002, R12
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MOV.L #1003, R13
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MOV.L #1004, R14
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MOV.L #1005, R15
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/* Loop, checking each iteration that each register still contains the
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expected value. */
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TestLoop2:
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/* Push the registers that are going to get clobbered. */
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PUSHM R14-R15
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/* Increment the loop counter to show this task is still getting CPU
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time. */
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MOV.L #_ulRegTest2CycleCount, R14
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MOV.L [ R14 ], R15
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ADD #1, R15
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MOV.L R15, [ R14 ]
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/* Check the accumulator value. */
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MVFACHI R15
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CMP #0x11111111, R15
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BNE RegTest2Error
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MVFACMI R15
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CMP #0x11112222, R15
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BNE RegTest2Error
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/* Restore the clobbered registers. */
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POPM R14-R15
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/* Now compare each register to ensure it still contains the value that
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was set before this loop was entered. */
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CMP #100, R1
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BNE RegTest2Error
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CMP #200, R2
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BNE RegTest2Error
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CMP #300, R3
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BNE RegTest2Error
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CMP #400, R4
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BNE RegTest2Error
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CMP #500, R5
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BNE RegTest2Error
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CMP #600, R6
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BNE RegTest2Error
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CMP #700, R7
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BNE RegTest2Error
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CMP #800, R8
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BNE RegTest2Error
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CMP #900, R9
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BNE RegTest2Error
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CMP #1000, R10
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BNE RegTest2Error
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CMP #1001, R11
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BNE RegTest2Error
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CMP #1002, R12
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BNE RegTest2Error
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CMP #1003, R13
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BNE RegTest2Error
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CMP #1004, R14
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BNE RegTest2Error
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CMP #1005, R15
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BNE RegTest2Error
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/* All comparisons passed, start a new iteration of this loop. */
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BRA TestLoop2
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/* A compare failed, just loop here so the loop counter stops
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incrementing causing the check timer to indicate the error. */
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RegTest2Error:
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BRA RegTest2Error
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/*-----------------------------------------------------------*/
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END
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