mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-05-30 17:09:04 -04:00
265 lines
6.3 KiB
Plaintext
265 lines
6.3 KiB
Plaintext
;/*
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; * FreeRTOS Kernel V10.2.1
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; * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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; *
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; * Permission is hereby granted, free of charge, to any person obtaining a copy of
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; * this software and associated documentation files (the "Software"), to deal in
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; * the Software without restriction, including without limitation the rights to
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; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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; * the Software, and to permit persons to whom the Software is furnished to do so,
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; * subject to the following conditions:
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; *
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; * The above copyright notice and this permission notice shall be included in all
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; * copies or substantial portions of the Software.
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; *
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; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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; *
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; * http://www.FreeRTOS.org
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; * http://aws.amazon.com/freertos
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; *
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; * 1 tab == 4 spaces!
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; */
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.GLB _vRegTest1Implementation
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.GLB _vRegTest2Implementation
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.GLB _ulRegTest1LoopCounter
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.GLB _ulRegTest2LoopCounter
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.SECTION P,CODE
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;/* This function is explained in the comments at the top of main.c. */
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_vRegTest1Implementation:
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;/* Put a known value in the guard byte of the accumulators. */
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MOV.L #10, R1
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MVTACGU R1, A0
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MOV.L #20, R1
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MVTACGU R1, A1
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;/* Put a known value in each register. */
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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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;/* Put a known value in the hi and low of the accumulators. */
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MVTACHI R1, A0
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MVTACLO R2, A0
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MVTACHI R3, A1
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MVTACLO R4, A1
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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 time. */
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MOV.L #_ulRegTest1LoopCounter, 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 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 accumulators. */
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MVFACHI #0, A0, R15
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CMP #1, R15
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BNE RegTest1Error
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MVFACLO #0, A0, R15
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CMP #2, R15
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BNE RegTest1Error
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MVFACGU #0, A0, R15
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CMP #10, R15
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BNE RegTest1Error
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MVFACHI #0, A1, R15
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CMP #3, R15
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BNE RegTest1Error
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MVFACLO #0, A1, R15
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CMP #4, R15
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BNE RegTest1Error
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MVFACGU #0, A1, R15
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CMP #20, R15
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BNE RegTest1Error
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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 was
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;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 itteratio of this loop. */
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BRA TestLoop1
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RegTest1Error:
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;/* A compare failed, just loop here so the loop counter stops incrementing
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;- causing the check task to indicate the error. */
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BRA RegTest1Error
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;/*-----------------------------------------------------------*/
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;/* This function is explained in the comments at the top of main.c. */
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_vRegTest2Implementation:
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;/* Put a known value in the guard byte of the accumulators. */
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MOV.L #1H, R1
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MVTACGU R1, A0
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MOV.L #2H, R1
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MVTACGU R1, A1
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;/* Put a known value in each general purpose register. */
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MOV.L #10H, R1
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MOV.L #20H, R2
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MOV.L #30H, R3
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MOV.L #40H, R4
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MOV.L #50H, R5
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MOV.L #60H, R6
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MOV.L #70H, R7
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MOV.L #80H, R8
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MOV.L #90H, R9
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MOV.L #100H, R10
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MOV.L #110H, R11
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MOV.L #120H, R12
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MOV.L #130H, R13
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MOV.L #140H, R14
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MOV.L #150H, R15
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;/* Put a known value in the hi and low of the accumulators. */
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MVTACHI R1, A0
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MVTACLO R2, A0
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MVTACHI R3, A1
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MVTACLO R4, A1
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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 time. */
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MOV.L #_ulRegTest2LoopCounter, 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 accumulators. */
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MVFACHI #0, A0, R15
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CMP #10H, R15
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BNE RegTest1Error
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MVFACLO #0, A0, R15
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CMP #20H, R15
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BNE RegTest1Error
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MVFACGU #0, A0, R15
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CMP #1H, R15
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BNE RegTest1Error
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MVFACHI #0, A1, R15
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CMP #30H, R15
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BNE RegTest1Error
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MVFACLO #0, A1, R15
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CMP #40H, R15
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BNE RegTest1Error
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MVFACGU #0, A1, R15
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CMP #2H, R15
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BNE RegTest1Error
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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 was
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;set before this loop was entered. */
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CMP #10H, R1
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BNE RegTest2Error
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CMP #20H, R2
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BNE RegTest2Error
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CMP #30H, R3
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BNE RegTest2Error
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CMP #40H, R4
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BNE RegTest2Error
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CMP #50H, R5
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BNE RegTest2Error
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CMP #60H, R6
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BNE RegTest2Error
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CMP #70H, R7
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BNE RegTest2Error
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CMP #80H, R8
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BNE RegTest2Error
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CMP #90H, R9
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BNE RegTest2Error
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CMP #100H, R10
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BNE RegTest2Error
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CMP #110H, R11
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BNE RegTest2Error
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CMP #120H, R12
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BNE RegTest2Error
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CMP #130H, R13
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BNE RegTest2Error
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CMP #140H, R14
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BNE RegTest2Error
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CMP #150H, R15
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BNE RegTest2Error
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;/* All comparisons passed, start a new itteratio of this loop. */
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BRA TestLoop2
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RegTest2Error:
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;/* A compare failed, just loop here so the loop counter stops incrementing
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;- causing the check task to indicate the error. */
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BRA RegTest2Error
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.END
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