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481 lines
9.6 KiB
ArmAsm
481 lines
9.6 KiB
ArmAsm
/*
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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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#include <FreeRTOSConfig.h>
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RSEG CODE:CODE(2)
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thumb
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EXTERN ulRegTest1LoopCounter
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EXTERN ulRegTest2LoopCounter
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PUBLIC vRegTest1Task
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PUBLIC vRegTest2Task
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PUBLIC vRegTestClearFlopRegistersToParameterValue
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PUBLIC ulRegTestCheckFlopRegistersContainParameterValue
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/*-----------------------------------------------------------*/
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vRegTest1Task
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/* Fill the core registers with known values. */
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mov r0, #100
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mov r1, #101
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mov r2, #102
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mov r3, #103
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mov r4, #104
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mov r5, #105
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mov r6, #106
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mov r7, #107
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mov r8, #108
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mov r9, #109
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mov r10, #110
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mov r11, #111
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mov r12, #112
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/* Fill the VFP registers with known values. */
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vmov d0, r0, r1
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vmov d1, r2, r3
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vmov d2, r4, r5
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vmov d3, r6, r7
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vmov d4, r8, r9
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vmov d5, r10, r11
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vmov d6, r0, r1
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vmov d7, r2, r3
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vmov d8, r4, r5
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vmov d9, r6, r7
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vmov d10, r8, r9
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vmov d11, r10, r11
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vmov d12, r0, r1
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vmov d13, r2, r3
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vmov d14, r4, r5
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vmov d15, r6, r7
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reg1_loop:
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/* Check all the VFP registers still contain the values set above.
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First save registers that are clobbered by the test. */
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push { r0-r1 }
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vmov r0, r1, d0
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cmp r0, #100
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bne reg1_error_loopf
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cmp r1, #101
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bne reg1_error_loopf
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vmov r0, r1, d1
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cmp r0, #102
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bne reg1_error_loopf
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cmp r1, #103
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bne reg1_error_loopf
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vmov r0, r1, d2
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cmp r0, #104
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bne reg1_error_loopf
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cmp r1, #105
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bne reg1_error_loopf
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vmov r0, r1, d3
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cmp r0, #106
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bne reg1_error_loopf
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cmp r1, #107
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bne reg1_error_loopf
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vmov r0, r1, d4
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cmp r0, #108
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bne reg1_error_loopf
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cmp r1, #109
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bne reg1_error_loopf
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vmov r0, r1, d5
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cmp r0, #110
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bne reg1_error_loopf
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cmp r1, #111
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bne reg1_error_loopf
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vmov r0, r1, d6
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cmp r0, #100
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bne reg1_error_loopf
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cmp r1, #101
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bne reg1_error_loopf
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vmov r0, r1, d7
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cmp r0, #102
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bne reg1_error_loopf
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cmp r1, #103
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bne reg1_error_loopf
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vmov r0, r1, d8
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cmp r0, #104
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bne reg1_error_loopf
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cmp r1, #105
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bne reg1_error_loopf
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vmov r0, r1, d9
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cmp r0, #106
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bne reg1_error_loopf
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cmp r1, #107
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bne reg1_error_loopf
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vmov r0, r1, d10
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cmp r0, #108
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bne reg1_error_loopf
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cmp r1, #109
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bne reg1_error_loopf
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vmov r0, r1, d11
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cmp r0, #110
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bne reg1_error_loopf
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cmp r1, #111
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bne reg1_error_loopf
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vmov r0, r1, d12
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cmp r0, #100
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bne reg1_error_loopf
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cmp r1, #101
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bne reg1_error_loopf
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vmov r0, r1, d13
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cmp r0, #102
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bne reg1_error_loopf
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cmp r1, #103
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bne reg1_error_loopf
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vmov r0, r1, d14
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cmp r0, #104
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bne reg1_error_loopf
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cmp r1, #105
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bne reg1_error_loopf
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vmov r0, r1, d15
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cmp r0, #106
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bne reg1_error_loopf
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cmp r1, #107
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bne reg1_error_loopf
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/* Restore the registers that were clobbered by the test. */
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pop {r0-r1}
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/* VFP register test passed. Jump to the core register test. */
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b reg1_loopf_pass
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reg1_error_loopf
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/* If this line is hit then a VFP register value was found to be
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incorrect. */
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b reg1_error_loopf
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reg1_loopf_pass
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cmp r0, #100
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bne reg1_error_loop
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cmp r1, #101
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bne reg1_error_loop
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cmp r2, #102
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bne reg1_error_loop
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cmp r3, #103
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bne reg1_error_loop
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cmp r4, #104
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bne reg1_error_loop
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cmp r5, #105
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bne reg1_error_loop
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cmp r6, #106
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bne reg1_error_loop
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cmp r7, #107
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bne reg1_error_loop
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cmp r8, #108
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bne reg1_error_loop
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cmp r9, #109
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bne reg1_error_loop
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cmp r10, #110
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bne reg1_error_loop
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cmp r11, #111
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bne reg1_error_loop
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cmp r12, #112
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bne reg1_error_loop
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/* Everything passed, increment the loop counter. */
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push { r0-r1 }
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ldr r0, =ulRegTest1LoopCounter
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ldr r1, [r0]
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adds r1, r1, #1
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str r1, [r0]
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pop { r0-r1 }
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/* Start again. */
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b reg1_loop
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reg1_error_loop:
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/* If this line is hit then there was an error in a core register value.
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The loop ensures the loop counter stops incrementing. */
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b reg1_error_loop
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/*-----------------------------------------------------------*/
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vRegTest2Task
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/* Set all the core registers to known values. */
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mov r0, #-1
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mov r1, #1
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mov r2, #2
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mov r3, #3
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mov r4, #4
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mov r5, #5
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mov r6, #6
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mov r7, #7
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mov r8, #8
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mov r9, #9
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mov r10, #10
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mov r11, #11
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mov r12, #12
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/* Set all the VFP to known values. */
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vmov d0, r0, r1
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vmov d1, r2, r3
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vmov d2, r4, r5
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vmov d3, r6, r7
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vmov d4, r8, r9
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vmov d5, r10, r11
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vmov d6, r0, r1
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vmov d7, r2, r3
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vmov d8, r4, r5
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vmov d9, r6, r7
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vmov d10, r8, r9
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vmov d11, r10, r11
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vmov d12, r0, r1
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vmov d13, r2, r3
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vmov d14, r4, r5
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vmov d15, r6, r7
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reg2_loop:
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/* Check all the VFP registers still contain the values set above.
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First save registers that are clobbered by the test. */
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push { r0-r1 }
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vmov r0, r1, d0
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cmp r0, #-1
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bne reg2_error_loopf
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cmp r1, #1
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bne reg2_error_loopf
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vmov r0, r1, d1
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cmp r0, #2
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bne reg2_error_loopf
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cmp r1, #3
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bne reg2_error_loopf
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vmov r0, r1, d2
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cmp r0, #4
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bne reg2_error_loopf
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cmp r1, #5
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bne reg2_error_loopf
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vmov r0, r1, d3
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cmp r0, #6
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bne reg2_error_loopf
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cmp r1, #7
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bne reg2_error_loopf
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vmov r0, r1, d4
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cmp r0, #8
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bne reg2_error_loopf
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cmp r1, #9
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bne reg2_error_loopf
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vmov r0, r1, d5
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cmp r0, #10
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bne reg2_error_loopf
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cmp r1, #11
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bne reg2_error_loopf
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vmov r0, r1, d6
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cmp r0, #-1
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bne reg2_error_loopf
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cmp r1, #1
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bne reg2_error_loopf
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vmov r0, r1, d7
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cmp r0, #2
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bne reg2_error_loopf
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cmp r1, #3
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bne reg2_error_loopf
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vmov r0, r1, d8
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cmp r0, #4
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bne reg2_error_loopf
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cmp r1, #5
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bne reg2_error_loopf
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vmov r0, r1, d9
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cmp r0, #6
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bne reg2_error_loopf
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cmp r1, #7
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bne reg2_error_loopf
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vmov r0, r1, d10
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cmp r0, #8
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bne reg2_error_loopf
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cmp r1, #9
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bne reg2_error_loopf
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vmov r0, r1, d11
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cmp r0, #10
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bne reg2_error_loopf
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cmp r1, #11
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bne reg2_error_loopf
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vmov r0, r1, d12
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cmp r0, #-1
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bne reg2_error_loopf
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cmp r1, #1
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bne reg2_error_loopf
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vmov r0, r1, d13
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cmp r0, #2
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bne reg2_error_loopf
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cmp r1, #3
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bne reg2_error_loopf
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vmov r0, r1, d14
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cmp r0, #4
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bne reg2_error_loopf
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cmp r1, #5
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bne reg2_error_loopf
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vmov r0, r1, d15
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cmp r0, #6
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bne reg2_error_loopf
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cmp r1, #7
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bne reg2_error_loopf
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/* Restore the registers that were clobbered by the test. */
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pop {r0-r1}
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/* VFP register test passed. Jump to the core register test. */
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b reg2_loopf_pass
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reg2_error_loopf
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/* If this line is hit then a VFP register value was found to be
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incorrect. */
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b reg2_error_loopf
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reg2_loopf_pass
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cmp r0, #-1
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bne reg2_error_loop
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cmp r1, #1
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bne reg2_error_loop
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cmp r2, #2
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bne reg2_error_loop
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cmp r3, #3
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bne reg2_error_loop
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cmp r4, #4
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bne reg2_error_loop
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cmp r5, #5
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bne reg2_error_loop
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cmp r6, #6
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bne reg2_error_loop
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cmp r7, #7
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bne reg2_error_loop
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cmp r8, #8
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bne reg2_error_loop
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cmp r9, #9
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bne reg2_error_loop
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cmp r10, #10
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bne reg2_error_loop
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cmp r11, #11
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bne reg2_error_loop
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cmp r12, #12
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bne reg2_error_loop
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/* Increment the loop counter to indicate this test is still functioning
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correctly. */
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push { r0-r1 }
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ldr r0, =ulRegTest2LoopCounter
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ldr r1, [r0]
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adds r1, r1, #1
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str r1, [r0]
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pop { r0-r1 }
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/* Start again. */
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b reg2_loop
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reg2_error_loop:
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/* If this line is hit then there was an error in a core register value.
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This loop ensures the loop counter variable stops incrementing. */
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b reg2_error_loop
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/*-----------------------------------------------------------*/
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vRegTestClearFlopRegistersToParameterValue
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/* Clobber the auto saved registers. */
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vmov d0, r0, r0
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vmov d1, r0, r0
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vmov d2, r0, r0
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vmov d3, r0, r0
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vmov d4, r0, r0
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vmov d5, r0, r0
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vmov d6, r0, r0
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vmov d7, r0, r0
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bx lr
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/*-----------------------------------------------------------*/
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ulRegTestCheckFlopRegistersContainParameterValue
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vmov r1, s0
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cmp r0, r1
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bne return_error
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vmov r1, s1
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cmp r0, r1
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bne return_error
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vmov r1, s2
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cmp r0, r1
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bne return_error
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vmov r1, s3
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cmp r0, r1
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bne return_error
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vmov r1, s4
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cmp r0, r1
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bne return_error
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vmov r1, s5
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cmp r0, r1
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bne return_error
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vmov r1, s6
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cmp r0, r1
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bne return_error
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vmov r1, s7
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cmp r0, r1
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bne return_error
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vmov r1, s8
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cmp r0, r1
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bne return_error
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vmov r1, s9
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cmp r0, r1
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bne return_error
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vmov r1, s10
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cmp r0, r1
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bne return_error
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vmov r1, s11
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cmp r0, r1
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bne return_error
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vmov r1, s12
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cmp r0, r1
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bne return_error
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vmov r1, s13
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cmp r0, r1
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bne return_error
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vmov r1, s14
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cmp r0, r1
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bne return_error
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vmov r1, s15
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cmp r0, r1
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bne return_error
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return_pass
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mov r0, #1
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bx lr
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return_error
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mov r0, #0
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bx lr
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END
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