;/* | |
; * FreeRTOS Kernel V10.3.0 | |
; * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved. | |
; * | |
; * Permission is hereby granted, free of charge, to any person obtaining a copy of | |
; * this software and associated documentation files (the "Software"), to deal in | |
; * the Software without restriction, including without limitation the rights to | |
; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of | |
; * the Software, and to permit persons to whom the Software is furnished to do so, | |
; * subject to the following conditions: | |
; * | |
; * The above copyright notice and this permission notice shall be included in all | |
; * copies or substantial portions of the Software. | |
; * | |
; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS | |
; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR | |
; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER | |
; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
; * | |
; * http://www.FreeRTOS.org | |
; * http://aws.amazon.com/freertos | |
; * | |
; * 1 tab == 4 spaces! | |
; */ | |
.global _vRegTest1Implementation | |
.global _vRegTest2Implementation | |
.extern _ulRegTest1LoopCounter | |
.extern _ulRegTest2LoopCounter | |
.text | |
;/* This function is explained in the comments at the top of main.c. */ | |
_vRegTest1Implementation: | |
;/* Put a known value in the guard byte of the accumulators. */ | |
MOV.L #10, R1 | |
MVTACGU R1, A0 | |
MOV.L #20, R1 | |
MVTACGU R1, A1 | |
;/* Put a known value in each register. */ | |
MOV.L #1, R1 | |
MOV.L #2, R2 | |
MOV.L #3, R3 | |
MOV.L #4, R4 | |
MOV.L #5, R5 | |
MOV.L #6, R6 | |
MOV.L #7, R7 | |
MOV.L #8, R8 | |
MOV.L #9, R9 | |
MOV.L #10, R10 | |
MOV.L #11, R11 | |
MOV.L #12, R12 | |
MOV.L #13, R13 | |
MOV.L #14, R14 | |
MOV.L #15, R15 | |
;/* Put a known value in the hi and low of the accumulators. */ | |
MVTACHI R1, A0 | |
MVTACLO R2, A0 | |
MVTACHI R3, A1 | |
MVTACLO R4, A1 | |
;/* Loop, checking each iteration that each register still contains the | |
;expected value. */ | |
TestLoop1: | |
;/* Push the registers that are going to get clobbered. */ | |
PUSHM R14-R15 | |
;/* Increment the loop counter to show this task is still getting CPU time. */ | |
MOV.L #_ulRegTest1LoopCounter, R14 | |
MOV.L [ R14 ], R15 | |
ADD #1, R15 | |
MOV.L R15, [ R14 ] | |
;/* Yield to extend the text coverage. Set the bit in the ITU SWINTR register. */ | |
MOV.L #1, R14 | |
MOV.L #0872E0H, R15 | |
MOV.B R14, [R15] | |
NOP | |
NOP | |
;/* Check accumulators. */ | |
MVFACHI #0, A0, R15 | |
CMP #1, R15 | |
BNE RegTest1Error | |
MVFACLO #0, A0, R15 | |
CMP #2, R15 | |
BNE RegTest1Error | |
MVFACGU #0, A0, R15 | |
CMP #10, R15 | |
BNE RegTest1Error | |
MVFACHI #0, A1, R15 | |
CMP #3, R15 | |
BNE RegTest1Error | |
MVFACLO #0, A1, R15 | |
CMP #4, R15 | |
BNE RegTest1Error | |
MVFACGU #0, A1, R15 | |
CMP #20, R15 | |
BNE RegTest1Error | |
;/* Restore the clobbered registers. */ | |
POPM R14-R15 | |
;/* Now compare each register to ensure it still contains the value that was | |
;set before this loop was entered. */ | |
CMP #1, R1 | |
BNE RegTest1Error | |
CMP #2, R2 | |
BNE RegTest1Error | |
CMP #3, R3 | |
BNE RegTest1Error | |
CMP #4, R4 | |
BNE RegTest1Error | |
CMP #5, R5 | |
BNE RegTest1Error | |
CMP #6, R6 | |
BNE RegTest1Error | |
CMP #7, R7 | |
BNE RegTest1Error | |
CMP #8, R8 | |
BNE RegTest1Error | |
CMP #9, R9 | |
BNE RegTest1Error | |
CMP #10, R10 | |
BNE RegTest1Error | |
CMP #11, R11 | |
BNE RegTest1Error | |
CMP #12, R12 | |
BNE RegTest1Error | |
CMP #13, R13 | |
BNE RegTest1Error | |
CMP #14, R14 | |
BNE RegTest1Error | |
CMP #15, R15 | |
BNE RegTest1Error | |
;/* All comparisons passed, start a new itteratio of this loop. */ | |
BRA TestLoop1 | |
RegTest1Error: | |
;/* A compare failed, just loop here so the loop counter stops incrementing | |
;- causing the check task to indicate the error. */ | |
BRA RegTest1Error | |
;/*-----------------------------------------------------------*/ | |
;/* This function is explained in the comments at the top of main.c. */ | |
_vRegTest2Implementation: | |
;/* Put a known value in the guard byte of the accumulators. */ | |
MOV.L #1H, R1 | |
MVTACGU R1, A0 | |
MOV.L #2H, R1 | |
MVTACGU R1, A1 | |
;/* Put a known value in each general purpose register. */ | |
MOV.L #10H, R1 | |
MOV.L #20H, R2 | |
MOV.L #30H, R3 | |
MOV.L #40H, R4 | |
MOV.L #50H, R5 | |
MOV.L #60H, R6 | |
MOV.L #70H, R7 | |
MOV.L #80H, R8 | |
MOV.L #90H, R9 | |
MOV.L #100H, R10 | |
MOV.L #110H, R11 | |
MOV.L #120H, R12 | |
MOV.L #130H, R13 | |
MOV.L #140H, R14 | |
MOV.L #150H, R15 | |
;/* Put a known value in the hi and low of the accumulators. */ | |
MVTACHI R1, A0 | |
MVTACLO R2, A0 | |
MVTACHI R3, A1 | |
MVTACLO R4, A1 | |
;/* Loop, checking each iteration that each register still contains the | |
;expected value. */ | |
TestLoop2: | |
;/* Push the registers that are going to get clobbered. */ | |
PUSHM R14-R15 | |
;/* Increment the loop counter to show this task is still getting CPU time. */ | |
MOV.L #_ulRegTest2LoopCounter, R14 | |
MOV.L [ R14 ], R15 | |
ADD #1, R15 | |
MOV.L R15, [ R14 ] | |
;/* Check accumulators. */ | |
MVFACHI #0, A0, R15 | |
CMP #10H, R15 | |
BNE RegTest1Error | |
MVFACLO #0, A0, R15 | |
CMP #20H, R15 | |
BNE RegTest1Error | |
MVFACGU #0, A0, R15 | |
CMP #1H, R15 | |
BNE RegTest1Error | |
MVFACHI #0, A1, R15 | |
CMP #30H, R15 | |
BNE RegTest1Error | |
MVFACLO #0, A1, R15 | |
CMP #40H, R15 | |
BNE RegTest1Error | |
MVFACGU #0, A1, R15 | |
CMP #2H, R15 | |
BNE RegTest1Error | |
;/* Restore the clobbered registers. */ | |
POPM R14-R15 | |
;/* Now compare each register to ensure it still contains the value that was | |
;set before this loop was entered. */ | |
CMP #10H, R1 | |
BNE RegTest2Error | |
CMP #20H, R2 | |
BNE RegTest2Error | |
CMP #30H, R3 | |
BNE RegTest2Error | |
CMP #40H, R4 | |
BNE RegTest2Error | |
CMP #50H, R5 | |
BNE RegTest2Error | |
CMP #60H, R6 | |
BNE RegTest2Error | |
CMP #70H, R7 | |
BNE RegTest2Error | |
CMP #80H, R8 | |
BNE RegTest2Error | |
CMP #90H, R9 | |
BNE RegTest2Error | |
CMP #100H, R10 | |
BNE RegTest2Error | |
CMP #110H, R11 | |
BNE RegTest2Error | |
CMP #120H, R12 | |
BNE RegTest2Error | |
CMP #130H, R13 | |
BNE RegTest2Error | |
CMP #140H, R14 | |
BNE RegTest2Error | |
CMP #150H, R15 | |
BNE RegTest2Error | |
;/* All comparisons passed, start a new itteratio of this loop. */ | |
BRA TestLoop2 | |
RegTest2Error: | |
;/* A compare failed, just loop here so the loop counter stops incrementing | |
;- causing the check task to indicate the error. */ | |
BRA RegTest2Error | |
.END |