;
;/*
;    FreeRTOS V8.1.1 - Copyright (C) 2014 Real Time Engineers Ltd.
;	
;
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;
;    This file is part of the FreeRTOS distribution.
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;    the terms of the GNU General Public License (version 2) as published by the
;    Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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; * The definition of the "register test" tasks, as described at the top of
; * main.c

	.include data_model.h

	.if $DEFINED( __LARGE_DATA_MODEL__ )
		.define "cmp.a", cmp_x
		.define "incx.w", inc_x
	.else
		.define "cmp.w", cmp_x
		.define "inc.w", inc_x
	.endif


	.global usRegTest1Counter
	.global usRegTest2Counter
	.global vPortYield
	
	.def vRegTest1Task
	.def vRegTest2Task

	.text
	
	.align 2
vRegTest1Task: .asmfunc

	; Fill each general purpose register with a known value.
	mov_x	#0x4444, r4
	mov_x	#0x5555, r5
	mov_x	#0x6666, r6
	mov_x	#0x7777, r7
	mov_x	#0x8888, r8
	mov_x	#0x9999, r9
	mov_x	#0xaaaa, r10
	mov_x	#0xbbbb, r11
	mov_x	#0xcccc, r12
	mov_x	#0xdddd, r13
	mov_x	#0xeeee, r14
	mov_x	#0xffff, r15
	
prvRegTest1Loop:

	; Test each general purpose register to check that it still contains the
	; expected known value, jumping to vRegTest1Error if any register contains
	; an unexpected value.
	cmp_x	#0x4444, r4
	jne		vRegTest1Error
	cmp_x	#0x5555, r5
	jne		vRegTest1Error
	cmp_x	#0x6666, r6
	jne		vRegTest1Error
	cmp_x	#0x7777, r7
	jne		vRegTest1Error
	cmp_x	#0x8888, r8
	jne		vRegTest1Error
	cmp_x	#0x9999, r9
	jne		vRegTest1Error
	cmp_x	#0xaaaa, r10
	jne		vRegTest1Error
	cmp_x	#0xbbbb, r11
	jne		vRegTest1Error
	cmp_x	#0xcccc, r12
	jne		vRegTest1Error
	cmp_x	#0xdddd, r13
	jne		vRegTest1Error
	cmp_x	#0xeeee, r14
	jne		vRegTest1Error
	cmp_x	#0xffff, r15
	jne		vRegTest1Error
	
	; This task is still running without jumping to vRegTest1Error, so increment
	; the loop counter so the check task knows the task is running error free.
	inc_x	&usRegTest1Counter
	
	; Loop again, performing the same tests.
	jmp		prvRegTest1Loop
	nop
	
vRegTest1Error:
	jmp vRegTest1Error
	nop
	.endasmfunc	
; -----------------------------------------------------------

; See the comments in vRegTest1Task.  This task is the same, it just uses
; different values in its registers.
	.align 2
vRegTest2Task: .asmfunc

	mov_x	#0x4441, r4
	mov_x	#0x5551, r5
	mov_x	#0x6661, r6
	mov_x	#0x7771, r7
	mov_x	#0x8881, r8
	mov_x	#0x9991, r9
	mov_x	#0xaaa1, r10
	mov_x	#0xbbb1, r11
	mov_x	#0xccc1, r12
	mov_x	#0xddd1, r13
	mov_x	#0xeee1, r14
	mov_x	#0xfff1, r15
	
prvRegTest2Loop:

	cmp_x	#0x4441, r4
	jne		vRegTest2Error
	cmp_x	#0x5551, r5
	jne		vRegTest2Error
	cmp_x	#0x6661, r6
	jne		vRegTest2Error
	cmp_x	#0x7771, r7
	jne		vRegTest2Error
	cmp_x	#0x8881, r8
	jne		vRegTest2Error
	cmp_x	#0x9991, r9
	jne		vRegTest2Error
	cmp_x	#0xaaa1, r10
	jne		vRegTest2Error
	cmp_x	#0xbbb1, r11
	jne		vRegTest2Error
	cmp_x	#0xccc1, r12
	jne		vRegTest2Error
	cmp_x	#0xddd1, r13
	jne		vRegTest2Error
	cmp_x	#0xeee1, r14
	jne		vRegTest2Error
	cmp_x	#0xfff1, r15
	jne		vRegTest2Error
	
	; Also perform a manual yield, just to increase the scope of the test.
	call_x 	#vPortYield
	
	inc_x	&usRegTest2Counter
	jmp		prvRegTest2Loop
	nop

	
vRegTest2Error:
	jmp vRegTest2Error
	nop
	.endasmfunc
; /*-----------------------------------------------------------

     		
	.end