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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [RX600_RX62N-RSK_IAR/] [RegTest.s] - Blame information for rev 585

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1 585 jeremybenn
/*
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    FreeRTOS V6.1.1 - Copyright (C) 2011 Real Time Engineers Ltd.
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    ***************************************************************************
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    *                                                                         *
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    * If you are:                                                             *
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    *                                                                         *
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    *    + New to FreeRTOS,                                                   *
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    *    + Wanting to learn FreeRTOS or multitasking in general quickly       *
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    *    + Looking for basic training,                                        *
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    *    + Wanting to improve your FreeRTOS skills and productivity           *
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    *                                                                         *
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    * then take a look at the FreeRTOS books - available as PDF or paperback  *
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    *                                                                         *
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    *        "Using the FreeRTOS Real Time Kernel - a Practical Guide"        *
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    *                  http://www.FreeRTOS.org/Documentation                  *
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    *                                                                         *
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    * A pdf reference manual is also available.  Both are usually delivered   *
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    * to your inbox within 20 minutes to two hours when purchased between 8am *
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    * and 8pm GMT (although please allow up to 24 hours in case of            *
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    * exceptional circumstances).  Thank you for your support!                *
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    *                                                                         *
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    ***************************************************************************
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    This file is part of the FreeRTOS distribution.
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    FreeRTOS is free software; you can redistribute it and/or modify it under
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    the terms of the GNU General Public License (version 2) as published by the
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    Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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    ***NOTE*** The exception to the GPL is included to allow you to distribute
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    a combined work that includes FreeRTOS without being obliged to provide the
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    source code for proprietary components outside of the FreeRTOS kernel.
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    FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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    more details. You should have received a copy of the GNU General Public
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    License and the FreeRTOS license exception along with FreeRTOS; if not it
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    can be viewed here: http://www.freertos.org/a00114.html and also obtained
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    by writing to Richard Barry, contact details for whom are available on the
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    FreeRTOS WEB site.
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    1 tab == 4 spaces!
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    http://www.FreeRTOS.org - Documentation, latest information, license and
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    contact details.
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    http://www.SafeRTOS.com - A version that is certified for use in safety
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    critical systems.
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    http://www.OpenRTOS.com - Commercial support, development, porting,
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    licensing and training services.
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*/
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        PUBLIC _prvRegTest1Implementation
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        PUBLIC _prvRegTest2Implementation
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        EXTERN _ulRegTest1CycleCount
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        EXTERN _ulRegTest2CycleCount
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        RSEG CODE:CODE(4)
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/* This function is explained in the comments at the top of main.c. */
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_prvRegTest1Implementation:
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        /* Put a known value in each register. */
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        MOV     #1, R1
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        MOV     #2, R2
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        MOV     #3, R3
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        MOV     #4, R4
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        MOV     #5, R5
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        MOV     #6, R6
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        MOV     #7, R7
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        MOV     #8, R8
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        MOV     #9, R9
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        MOV     #10, R10
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        MOV     #11, R11
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        MOV     #12, R12
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        MOV     #13, R13
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        MOV     #14, R14
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        MOV     #15, R15
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        /* Loop, checking each itteration that each register still contains the
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        expected value. */
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TestLoop1:
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        /* Push the registers that are going to get clobbered. */
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        PUSHM   R14-R15
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        /* Increment the loop counter to show this task is still getting CPU time. */
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        MOV     #_ulRegTest1CycleCount, R14
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        MOV     [ R14 ], R15
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        ADD     #1, R15
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        MOV     R15, [ R14 ]
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        /* Yield to extend the text coverage.  Set the bit in the ITU SWINTR register. */
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        MOV     #1, R14
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        MOV     #0872E0H, R15
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        MOV.B   R14, [R15]
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        NOP
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        NOP
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        /* Restore the clobbered registers. */
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        POPM    R14-R15
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        /* Now compare each register to ensure it still contains the value that was
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        set before this loop was entered. */
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        CMP     #1, R1
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        BNE     RegTest1Error
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        CMP     #2, R2
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        BNE     RegTest1Error
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        CMP     #3, R3
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        BNE     RegTest1Error
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        CMP     #4, R4
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        BNE     RegTest1Error
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        CMP     #5, R5
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        BNE     RegTest1Error
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        CMP     #6, R6
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        BNE     RegTest1Error
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        CMP     #7, R7
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        BNE     RegTest1Error
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        CMP     #8, R8
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        BNE     RegTest1Error
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        CMP     #9, R9
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        BNE     RegTest1Error
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        CMP     #10, R10
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        BNE     RegTest1Error
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        CMP     #11, R11
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        BNE     RegTest1Error
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        CMP     #12, R12
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        BNE     RegTest1Error
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        CMP     #13, R13
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        BNE     RegTest1Error
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        CMP     #14, R14
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        BNE     RegTest1Error
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        CMP     #15, R15
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        BNE     RegTest1Error
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        /* All comparisons passed, start a new itteratio of this loop. */
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        BRA             TestLoop1
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RegTest1Error:
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        /* A compare failed, just loop here so the loop counter stops incrementing
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        - causing the check task to indicate the error. */
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        BRA RegTest1Error
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/*-----------------------------------------------------------*/
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/* This function is explained in the comments at the top of main.c. */
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_prvRegTest2Implementation:
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        /* Put a known value in each register. */
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        MOV     #10H, R1
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        MOV     #20H, R2
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        MOV     #30H, R3
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        MOV     #40H, R4
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        MOV     #50H, R5
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        MOV     #60H, R6
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        MOV     #70H, R7
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        MOV     #80H, R8
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        MOV     #90H, R9
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        MOV     #100H, R10
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        MOV     #110H, R11
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        MOV     #120H, R12
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        MOV     #130H, R13
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        MOV     #140H, R14
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        MOV     #150H, R15
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        /* Loop, checking each itteration that each register still contains the
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        expected value. */
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TestLoop2:
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        /* Push the registers that are going to get clobbered. */
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        PUSHM   R14-R15
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        /* Increment the loop counter to show this task is still getting CPU time. */
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        MOV     #_ulRegTest2CycleCount, R14
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        MOV     [ R14 ], R15
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        ADD     #1, R15
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        MOV     R15, [ R14 ]
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        /* Restore the clobbered registers. */
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        POPM    R14-R15
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        /* Now compare each register to ensure it still contains the value that was
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        set before this loop was entered. */
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        CMP     #10H, R1
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        BNE     RegTest2Error
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        CMP     #20H, R2
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        BNE     RegTest2Error
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        CMP     #30H, R3
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        BNE     RegTest2Error
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        CMP     #40H, R4
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        BNE     RegTest2Error
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        CMP     #50H, R5
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        BNE     RegTest2Error
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        CMP     #60H, R6
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        BNE     RegTest2Error
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        CMP     #70H, R7
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        BNE     RegTest2Error
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        CMP     #80H, R8
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        BNE     RegTest2Error
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        CMP     #90H, R9
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        BNE     RegTest2Error
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        CMP     #100H, R10
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        BNE     RegTest2Error
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        CMP     #110H, R11
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        BNE     RegTest2Error
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        CMP     #120H, R12
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        BNE     RegTest2Error
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        CMP     #130H, R13
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        BNE     RegTest2Error
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        CMP     #140H, R14
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        BNE     RegTest2Error
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        CMP     #150H, R15
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        BNE     RegTest2Error
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        /* All comparisons passed, start a new itteratio of this loop. */
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        BRA     TestLoop2
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RegTest2Error:
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        /* A compare failed, just loop here so the loop counter stops incrementing
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        - causing the check task to indicate the error. */
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        BRA RegTest2Error
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        END

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