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/*
* FreeRTOS V202107.00
* 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 ullRegTest1LoopCounter
.extern ullRegTest2LoopCounter
.text
/* This function is explained in the comments at the top of main-full.c. */
.type vRegTest1Implementation, %function
vRegTest1Implementation:
/* Fill each general purpose register with a known value. */
mov x0, #0xff
mov x1, #0x01
mov x2, #0x02
mov x3, #0x03
mov x4, #0x04
mov x5, #0x05
mov x6, #0x06
mov x7, #0x07
mov x8, #0x08
mov x9, #0x09
mov x10, #0x10
mov x11, #0x11
mov x12, #0x12
mov x13, #0x13
mov x14, #0x14
mov x15, #0x15
mov x16, #0x16
mov x17, #0x17
mov x18, #0x18
mov x19, #0x19
mov x20, #0x20
mov x21, #0x21
mov x22, #0x22
mov x23, #0x23
mov x24, #0x24
mov x25, #0x25
mov x26, #0x26
mov x27, #0x27
mov x28, #0x28
mov x29, #0x29
mov x30, #0x30
/* Fill each FPU register with a known value. */
fmov v0.d[1], x0
fmov d1, x1
fmov d2, x2
fmov d3, x3
fmov d4, x4
fmov d5, x5
fmov d6, x6
fmov d7, x7
fmov d8, x8
fmov d9, x9
fmov d10, x10
fmov d11, x11
fmov d12, x12
fmov d13, x13
fmov d14, x14
fmov d15, x15
fmov d16, x16
fmov d17, x17
fmov d18, x18
fmov d19, x19
fmov d20, x20
fmov d21, x21
fmov d22, x22
fmov d23, x23
fmov d24, x24
fmov d25, x25
fmov d26, x26
fmov d27, x27
fmov d28, x28
fmov d29, x29
fmov v30.d[1], x30
fmov d31, xzr
/* Loop, checking each itteration that each register still contains the
expected value. */
reg1_loop:
/* Yield to increase test coverage */
SMC 0
/* Test each general purpose register to check that it still contains the
expected known value, jumping to reg1_error_loop if any register contains
an unexpected value. */
cmp x0, #0xFF
bne reg1_error_loop
cmp x1, #0x01
bne reg1_error_loop
cmp x2, #0x02
bne reg1_error_loop
cmp x3, #0x03
bne reg1_error_loop
cmp x4, #0x04
bne reg1_error_loop
cmp x5, #0x05
bne reg1_error_loop
cmp x6, #0x06
bne reg1_error_loop
cmp x7, #0x07
bne reg1_error_loop
cmp x8, #0x08
bne reg1_error_loop
cmp x9, #0x09
bne reg1_error_loop
cmp x10, #0x10
bne reg1_error_loop
cmp x11, #0x11
bne reg1_error_loop
cmp x12, #0x12
bne reg1_error_loop
cmp x13, #0x13
bne reg1_error_loop
cmp x14, #0x14
bne reg1_error_loop
cmp x15, #0x15
bne reg1_error_loop
cmp x16, #0x16
bne reg1_error_loop
cmp x17, #0x17
bne reg1_error_loop
cmp x18, #0x18
bne reg1_error_loop
cmp x19, #0x19
bne reg1_error_loop
cmp x20, #0x20
bne reg1_error_loop
cmp x21, #0x21
bne reg1_error_loop
cmp x22, #0x22
bne reg1_error_loop
cmp x23, #0x23
bne reg1_error_loop
cmp x24, #0x24
bne reg1_error_loop
cmp x25, #0x25
bne reg1_error_loop
cmp x26, #0x26
bne reg1_error_loop
cmp x27, #0x27
bne reg1_error_loop
cmp x28, #0x28
bne reg1_error_loop
cmp x29, #0x29
bne reg1_error_loop
cmp x30, #0x30
bne reg1_error_loop
/* Check every floating point register to ensure it contains the expected
value. First save the registers clobbered by the test. */
stp x0, x1, [sp,#-0x10]!
fmov x0, v0.d[1]
cmp x0, 0xff
bne reg1_error_loop
fmov x0, d1
cmp x0, 0x01
bne reg1_error_loop
fmov x0, d2
cmp x0, 0x02
bne reg1_error_loop
fmov x0, d3
cmp x0, 0x03
bne reg1_error_loop
fmov x0, d4
cmp x0, 0x04
bne reg1_error_loop
fmov x0, d5
cmp x0, 0x05
bne reg1_error_loop
fmov x0, d6
cmp x0, 0x06
bne reg1_error_loop
fmov x0, d7
cmp x0, 0x07
bne reg1_error_loop
fmov x0, d8
cmp x0, 0x08
bne reg1_error_loop
fmov x0, d9
cmp x0, 0x09
bne reg1_error_loop
fmov x0, d10
cmp x0, 0x10
bne reg1_error_loop
fmov x0, d11
cmp x0, 0x11
bne reg1_error_loop
fmov x0, d12
cmp x0, 0x12
bne reg1_error_loop
fmov x0, d13
cmp x0, 0x13
bne reg1_error_loop
fmov x0, d14
cmp x0, 0x14
bne reg1_error_loop
fmov x0, d15
cmp x0, 0x15
bne reg1_error_loop
fmov x0, d16
cmp x0, 0x16
bne reg1_error_loop
fmov x0, d17
cmp x0, 0x17
bne reg1_error_loop
fmov x0, d18
cmp x0, 0x18
bne reg1_error_loop
fmov x0, d19
cmp x0, 0x19
bne reg1_error_loop
fmov x0, d20
cmp x0, 0x20
bne reg1_error_loop
fmov x0, d21
cmp x0, 0x21
bne reg1_error_loop
fmov x0, d22
cmp x0, 0x22
bne reg1_error_loop
fmov x0, d23
cmp x0, 0x23
bne reg1_error_loop
fmov x0, d24
cmp x0, 0x24
bne reg1_error_loop
fmov x0, d25
cmp x0, 0x25
bne reg1_error_loop
fmov x0, d26
cmp x0, 0x26
bne reg1_error_loop
fmov x0, d27
cmp x0, 0x27
bne reg1_error_loop
fmov x0, d28
cmp x0, 0x28
bne reg1_error_loop
fmov x0, d29
cmp x0, 0x29
bne reg1_error_loop
fmov x0, v30.d[1]
cmp x0, 0x30
bne reg1_error_loop
fmov x0, d31
cmp x0, 0x00
bne reg1_error_loop
/* Restore the registers clobbered by the test. */
ldp x0, x1, [sp], #0x10
/* Everything passed, increment the loop counter. */
stp x0, x1, [sp,#-0x10]!
ldr x0, =ullRegTest1LoopCounter
ldr x1, [x0]
adds x1, x1, #1
str x1, [x0]
ldp x0, x1, [sp], #0x10
/* Start again. */
b reg1_loop
reg1_error_loop:
/* If this line is hit then there was an error in a core register value.
The loop ensures the loop counter stops incrementing. */
b reg1_error_loop
nop
/*-----------------------------------------------------------*/
.type vRegTest2Implementation, %function
vRegTest2Implementation:
/* Fill each general purpose register with a known value. */
mov x0, #0xff0
mov x1, #0x010
mov x2, #0x020
mov x3, #0x030
mov x4, #0x040
mov x5, #0x050
mov x6, #0x060
mov x7, #0x070
mov x8, #0x080
mov x9, #0x090
mov x10, #0x100
mov x11, #0x110
mov x12, #0x120
mov x13, #0x130
mov x14, #0x140
mov x15, #0x150
mov x16, #0x160
mov x17, #0x170
mov x18, #0x180
mov x19, #0x190
mov x20, #0x200
mov x21, #0x210
mov x22, #0x220
mov x23, #0x230
mov x24, #0x240
mov x25, #0x250
mov x26, #0x260
mov x27, #0x270
mov x28, #0x280
mov x29, #0x290
mov x30, #0x300
/* Fill each FPU register with a known value. */
fmov d0, x0
fmov d1, x1
fmov d2, x2
fmov d3, x3
fmov d4, x4
fmov d5, x5
fmov d6, x6
fmov d7, x7
fmov d8, x8
fmov d9, x9
fmov v10.d[1], x10
fmov d11, x11
fmov d12, x12
fmov d13, x13
fmov d14, x14
fmov d15, x15
fmov d16, x16
fmov d17, x17
fmov d18, x18
fmov d19, x19
fmov d20, x20
fmov d21, x21
fmov d22, x22
fmov d23, x23
fmov d24, x24
fmov d25, x25
fmov d26, x26
fmov v27.d[1], x27
fmov d28, x28
fmov d29, x29
fmov d30, x30
fmov d31, x0
/* Loop, checking each itteration that each register still contains the
expected value. */
reg2_loop:
/* Test each general purpose register to check that it still contains the
expected known value, jumping to reg2_error_loop if any register contains
an unexpected value. */
cmp x0, #0xFF0
bne reg2_error_loop
cmp x1, #0x010
bne reg2_error_loop
cmp x2, #0x020
bne reg2_error_loop
cmp x3, #0x030
bne reg2_error_loop
cmp x4, #0x040
bne reg2_error_loop
cmp x5, #0x050
bne reg2_error_loop
cmp x6, #0x060
bne reg2_error_loop
cmp x7, #0x070
bne reg2_error_loop
cmp x8, #0x080
bne reg2_error_loop
cmp x9, #0x090
bne reg2_error_loop
cmp x10, #0x100
bne reg2_error_loop
cmp x11, #0x110
bne reg2_error_loop
cmp x12, #0x120
bne reg2_error_loop
cmp x13, #0x130
bne reg2_error_loop
cmp x14, #0x140
bne reg2_error_loop
cmp x15, #0x150
bne reg2_error_loop
cmp x16, #0x160
bne reg2_error_loop
cmp x17, #0x170
bne reg2_error_loop
cmp x18, #0x180
bne reg2_error_loop
cmp x19, #0x190
bne reg2_error_loop
cmp x20, #0x200
bne reg2_error_loop
cmp x21, #0x210
bne reg2_error_loop
cmp x22, #0x220
bne reg2_error_loop
cmp x23, #0x230
bne reg2_error_loop
cmp x24, #0x240
bne reg2_error_loop
cmp x25, #0x250
bne reg2_error_loop
cmp x26, #0x260
bne reg2_error_loop
cmp x27, #0x270
bne reg2_error_loop
cmp x28, #0x280
bne reg2_error_loop
cmp x29, #0x290
bne reg2_error_loop
cmp x30, #0x300
bne reg2_error_loop
/* Check every floating point register to ensure it contains the expected
value. First save the registers clobbered by the test. */
stp x0, x1, [sp,#-0x10]!
fmov x0, d0
cmp x0, 0xff0
bne reg1_error_loop
fmov x0, d1
cmp x0, 0x010
bne reg1_error_loop
fmov x0, d2
cmp x0, 0x020
bne reg1_error_loop
fmov x0, d3
cmp x0, 0x030
bne reg1_error_loop
fmov x0, d4
cmp x0, 0x040
bne reg1_error_loop
fmov x0, d5
cmp x0, 0x050
bne reg1_error_loop
fmov x0, d6
cmp x0, 0x060
bne reg1_error_loop
fmov x0, d7
cmp x0, 0x070
bne reg1_error_loop
fmov x0, d8
cmp x0, 0x080
bne reg1_error_loop
fmov x0, d9
cmp x0, 0x090
bne reg1_error_loop
fmov x0, v10.d[1]
cmp x0, 0x100
bne reg1_error_loop
fmov x0, d11
cmp x0, 0x110
bne reg1_error_loop
fmov x0, d12
cmp x0, 0x120
bne reg1_error_loop
fmov x0, d13
cmp x0, 0x130
bne reg1_error_loop
fmov x0, d14
cmp x0, 0x140
bne reg1_error_loop
fmov x0, d15
cmp x0, 0x150
bne reg1_error_loop
fmov x0, d16
cmp x0, 0x160
bne reg1_error_loop
fmov x0, d17
cmp x0, 0x170
bne reg1_error_loop
fmov x0, d18
cmp x0, 0x180
bne reg1_error_loop
fmov x0, d19
cmp x0, 0x190
bne reg1_error_loop
fmov x0, d20
cmp x0, 0x200
bne reg1_error_loop
fmov x0, d21
cmp x0, 0x210
bne reg1_error_loop
fmov x0, d22
cmp x0, 0x220
bne reg1_error_loop
fmov x0, d23
cmp x0, 0x230
bne reg1_error_loop
fmov x0, d24
cmp x0, 0x240
bne reg1_error_loop
fmov x0, d25
cmp x0, 0x250
bne reg1_error_loop
fmov x0, d26
cmp x0, 0x260
bne reg1_error_loop
fmov x0, v27.d[1]
cmp x0, 0x270
bne reg1_error_loop
fmov x0, d28
cmp x0, 0x280
bne reg1_error_loop
fmov x0, d29
cmp x0, 0x290
bne reg1_error_loop
fmov x0, d30
cmp x0, 0x300
bne reg1_error_loop
fmov x0, d31
cmp x0, 0xff0
bne reg1_error_loop
/* Restore the registers clobbered by the test. */
ldp x0, x1, [sp], #0x10
/* Everything passed, increment the loop counter. */
stp x0, x1, [sp,#-0x10]!
ldr x0, =ullRegTest2LoopCounter
ldr x1, [x0]
adds x1, x1, #1
str x1, [x0]
ldp x0, x1, [sp], #0x10
/* Start again. */
b reg2_loop
reg2_error_loop:
/* If this line is hit then there was an error in a core register value.
The loop ensures the loop counter stops incrementing. */
b reg2_error_loop
nop
.end
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