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pigweed / third_party / github / FreeRTOS / FreeRTOS-Kernel / 9c0c37ab9b56f2c90085b78df2f58b5833e473db / . / FreeRTOS / Demo / CORTEX_R4_RM48_TMS570_CCS5 / reg_test.asm
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;/*
; * 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!
; */
;-------------------------------------------------
;
.def vRegTestTask1
.ref ulRegTest1Counter
.if (__TI_VFP_SUPPORT__)
.ref vPortTaskUsesFPU
.endif ;__TI_VFP_SUPPORT__
.text
.arm
vRegTestTask1:
.if (__TI_VFP_SUPPORT__)
; Let the port layer know that this task needs its FPU context saving.
BL vPortTaskUsesFPU
.endif
; Fill each general purpose register with a known value.
mov r0, #0xFF
mov r1, #0x11
mov r2, #0x22
mov r3, #0x33
mov r4, #0x44
mov r5, #0x55
mov r6, #0x66
mov r7, #0x77
mov r8, #0x88
mov r9, #0x99
mov r10, #0xAA
mov r11, #0xBB
mov r12, #0xCC
mov r14, #0xEE
.if (__TI_VFP_SUPPORT__)
; Fill each FPU register with a known value.
vmov d0, r0, r1
vmov d1, r2, r3
vmov d2, r4, r5
vmov d3, r6, r7
vmov d4, r8, r9
vmov d5, r10, r11
vmov d6, r0, r1
vmov d7, r2, r3
vmov d8, r4, r5
vmov d9, r6, r7
vmov d10, r8, r9
vmov d11, r10, r11
vmov d12, r0, r1
vmov d13, r2, r3
vmov d14, r4, r5
vmov d15, r6, r7
.endif
vRegTestLoop1:
; Force yeild
swi #0
.if (__TI_VFP_SUPPORT__)
; Check all the VFP registers still contain the values set above.
; First save registers that are clobbered by the test.
push { r0-r1 }
vmov r0, r1, d0
cmp r0, #0xFF
bne reg1_error_loopf
cmp r1, #0x11
bne reg1_error_loopf
vmov r0, r1, d1
cmp r0, #0x22
bne reg1_error_loopf
cmp r1, #0x33
bne reg1_error_loopf
vmov r0, r1, d2
cmp r0, #0x44
bne reg1_error_loopf
cmp r1, #0x55
bne reg1_error_loopf
vmov r0, r1, d3
cmp r0, #0x66
bne reg1_error_loopf
cmp r1, #0x77
bne reg1_error_loopf
vmov r0, r1, d4
cmp r0, #0x88
bne reg1_error_loopf
cmp r1, #0x99
bne reg1_error_loopf
vmov r0, r1, d5
cmp r0, #0xAA
bne reg1_error_loopf
cmp r1, #0xBB
bne reg1_error_loopf
vmov r0, r1, d6
cmp r0, #0xFF
bne reg1_error_loopf
cmp r1, #0x11
bne reg1_error_loopf
vmov r0, r1, d7
cmp r0, #0x22
bne reg1_error_loopf
cmp r1, #0x33
bne reg1_error_loopf
vmov r0, r1, d8
cmp r0, #0x44
bne reg1_error_loopf
cmp r1, #0x55
bne reg1_error_loopf
vmov r0, r1, d9
cmp r0, #0x66
bne reg1_error_loopf
cmp r1, #0x77
bne reg1_error_loopf
vmov r0, r1, d10
cmp r0, #0x88
bne reg1_error_loopf
cmp r1, #0x99
bne reg1_error_loopf
vmov r0, r1, d11
cmp r0, #0xAA
bne reg1_error_loopf
cmp r1, #0xBB
bne reg1_error_loopf
vmov r0, r1, d12
cmp r0, #0xFF
bne reg1_error_loopf
cmp r1, #0x11
bne reg1_error_loopf
vmov r0, r1, d13
cmp r0, #0x22
bne reg1_error_loopf
cmp r1, #0x33
bne reg1_error_loopf
vmov r0, r1, d14
cmp r0, #0x44
bne reg1_error_loopf
cmp r1, #0x55
bne reg1_error_loopf
vmov r0, r1, d15
cmp r0, #0x66
bne reg1_error_loopf
cmp r1, #0x77
bne reg1_error_loopf
; Restore the registers that were clobbered by the test.
pop {r0-r1}
; VFP register test passed. Jump to the core register test.
b reg1_loopf_pass
reg1_error_loopf:
; If this line is hit then a VFP register value was found to be
; incorrect.
b reg1_error_loopf
reg1_loopf_pass:
.endif ;__TI_VFP_SUPPORT__
; Test each general purpose register to check that it still contains the
; expected known value, jumping to vRegTestError1 if any register contains
; an unexpected value.
cmp r0, #0xFF
bne vRegTestError1
cmp r1, #0x11
bne vRegTestError1
cmp r2, #0x22
bne vRegTestError1
cmp r3, #0x33
bne vRegTestError1
cmp r4, #0x44
bne vRegTestError1
cmp r5, #0x55
bne vRegTestError1
cmp r6, #0x66
bne vRegTestError1
cmp r7, #0x77
bne vRegTestError1
cmp r8, #0x88
bne vRegTestError1
cmp r9, #0x99
bne vRegTestError1
cmp r10, #0xAA
bne vRegTestError1
cmp r11, #0xBB
bne vRegTestError1
cmp r12, #0xCC
bne vRegTestError1
cmp r14, #0xEE
bne vRegTestError1
; This task is still running without jumping to vRegTestError1, so increment
; the loop counter so the check task knows the task is running error free.
stmfd sp!, { r0-r1 }
ldr r0, Count1Const
ldr r1, [r0]
add r1, r1, #1
str r1, [r0]
ldmfd sp!, { r0-r1 }
; Loop again, performing the same tests.
b vRegTestLoop1
Count1Const .word ulRegTest1Counter
vRegTestError1:
b vRegTestError1
;-------------------------------------------------
;
.def vRegTestTask2
.ref ulRegTest2Counter
.text
.arm
;
vRegTestTask2:
.if (__TI_VFP_SUPPORT__)
; Let the port layer know that this task needs its FPU context saving.
BL vPortTaskUsesFPU
.endif
; Fill each general purpose register with a known value.
mov r0, #0xFF000000
mov r1, #0x11000000
mov r2, #0x22000000
mov r3, #0x33000000
mov r4, #0x44000000
mov r5, #0x55000000
mov r6, #0x66000000
mov r7, #0x77000000
mov r8, #0x88000000
mov r9, #0x99000000
mov r10, #0xAA000000
mov r11, #0xBB000000
mov r12, #0xCC000000
mov r14, #0xEE000000
.if (__TI_VFP_SUPPORT__)
; Fill each FPU register with a known value.
vmov d0, r0, r1
vmov d1, r2, r3
vmov d2, r4, r5
vmov d3, r6, r7
vmov d4, r8, r9
vmov d5, r10, r11
vmov d6, r0, r1
vmov d7, r2, r3
vmov d8, r4, r5
vmov d9, r6, r7
vmov d10, r8, r9
vmov d11, r10, r11
vmov d12, r0, r1
vmov d13, r2, r3
vmov d14, r4, r5
vmov d15, r6, r7
.endif
vRegTestLoop2:
.if (__TI_VFP_SUPPORT__)
; Check all the VFP registers still contain the values set above.
; First save registers that are clobbered by the test.
push { r0-r1 }
vmov r0, r1, d0
cmp r0, #0xFF000000
bne reg2_error_loopf
cmp r1, #0x11000000
bne reg2_error_loopf
vmov r0, r1, d1
cmp r0, #0x22000000
bne reg2_error_loopf
cmp r1, #0x33000000
bne reg2_error_loopf
vmov r0, r1, d2
cmp r0, #0x44000000
bne reg2_error_loopf
cmp r1, #0x55000000
bne reg2_error_loopf
vmov r0, r1, d3
cmp r0, #0x66000000
bne reg2_error_loopf
cmp r1, #0x77000000
bne reg2_error_loopf
vmov r0, r1, d4
cmp r0, #0x88000000
bne reg2_error_loopf
cmp r1, #0x99000000
bne reg2_error_loopf
vmov r0, r1, d5
cmp r0, #0xAA000000
bne reg2_error_loopf
cmp r1, #0xBB000000
bne reg2_error_loopf
vmov r0, r1, d6
cmp r0, #0xFF000000
bne reg2_error_loopf
cmp r1, #0x11000000
bne reg2_error_loopf
vmov r0, r1, d7
cmp r0, #0x22000000
bne reg2_error_loopf
cmp r1, #0x33000000
bne reg2_error_loopf
vmov r0, r1, d8
cmp r0, #0x44000000
bne reg2_error_loopf
cmp r1, #0x55000000
bne reg2_error_loopf
vmov r0, r1, d9
cmp r0, #0x66000000
bne reg2_error_loopf
cmp r1, #0x77000000
bne reg2_error_loopf
vmov r0, r1, d10
cmp r0, #0x88000000
bne reg2_error_loopf
cmp r1, #0x99000000
bne reg2_error_loopf
vmov r0, r1, d11
cmp r0, #0xAA000000
bne reg2_error_loopf
cmp r1, #0xBB000000
bne reg2_error_loopf
vmov r0, r1, d12
cmp r0, #0xFF000000
bne reg2_error_loopf
cmp r1, #0x11000000
bne reg2_error_loopf
vmov r0, r1, d13
cmp r0, #0x22000000
bne reg2_error_loopf
cmp r1, #0x33000000
bne reg2_error_loopf
vmov r0, r1, d14
cmp r0, #0x44000000
bne reg2_error_loopf
cmp r1, #0x55000000
bne reg2_error_loopf
vmov r0, r1, d15
cmp r0, #0x66000000
bne reg2_error_loopf
cmp r1, #0x77000000
bne reg2_error_loopf
; Restore the registers that were clobbered by the test.
pop {r0-r1}
; VFP register test passed. Jump to the core register test.
b reg2_loopf_pass
reg2_error_loopf:
; If this line is hit then a VFP register value was found to be
; incorrect.
b reg2_error_loopf
reg2_loopf_pass:
.endif ;__TI_VFP_SUPPORT__
; Test each general purpose register to check that it still contains the
; expected known value, jumping to vRegTestError2 if any register contains
; an unexpected value.
cmp r0, #0xFF000000
bne vRegTestError2
cmp r1, #0x11000000
bne vRegTestError2
cmp r2, #0x22000000
bne vRegTestError2
cmp r3, #0x33000000
bne vRegTestError2
cmp r4, #0x44000000
bne vRegTestError2
cmp r5, #0x55000000
bne vRegTestError2
cmp r6, #0x66000000
bne vRegTestError2
cmp r7, #0x77000000
bne vRegTestError2
cmp r8, #0x88000000
bne vRegTestError2
cmp r9, #0x99000000
bne vRegTestError2
cmp r10, #0xAA000000
bne vRegTestError2
cmp r11, #0xBB000000
bne vRegTestError2
cmp r12, #0xCC000000
bne vRegTestError2
cmp r14, #0xEE000000
bne vRegTestError2
; This task is still running without jumping to vRegTestError2, so increment
; the loop counter so the check task knows the task is running error free.
stmfd sp!, { r0-r1 }
ldr r0, Count2Const
ldr r1, [r0]
add r1, r1, #1
str r1, [r0]
ldmfd sp!, { r0-r1 }
; Loop again, performing the same tests.
b vRegTestLoop2
Count2Const .word ulRegTest2Counter
vRegTestError2:
b vRegTestError2
;-------------------------------------------------