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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [MSP430X_MSP430F5438_CCS4/] [Demo_Source/] [RegTest.asm] - Rev 595

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;
;    FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.
;
;    ***************************************************************************
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;
;    This file is part of the FreeRTOS distribution.
;
;    FreeRTOS is free software; you can redistribute it and/or modify it under
;    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
                

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