/*
 * Copyright (c) 2013, Linz Center of Mechatronics GmbH (LCM), web: www.lcm.at
 * All rights reserved.
 */
/*
 * This file is licensed according to the BSD 3-clause license as follows:
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the "Linz Center of Mechatronics GmbH" and "LCM" nor
 *       the names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL "Linz Center of Mechatronics GmbH" BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
/*
 * This file is part of X2C. web: x2c.lcm.at
 * $LastChangedRevision: 4306 $
 * $LastChangedDate:: 2026-07-02 15:48:24 +0200#$
 */
/* USERCODE-BEGIN:Description                                                                                         */
/**     Description:    Multiplication of input 1 with input 2.              **/
/**                     Calculation:                                         **/
/**                         Out = In1 * In2                                  **/
/**                                                                          **/
/* USERCODE-END:Description                                                                                           */
#include <stddef.h>
#include "Mult_FiP16.h"

/* all used update functions to ram for c2000                                                                         */
#if defined(__ALL_UPDATE_FUNC_2_RAM_C2000__)
    #pragma CODE_SECTION(Mult_FiP16_Update, "ramfuncs")
#endif

/* USERCODE-BEGIN:PreProcessor                                                                                        */
/* Inputs */
#define IN1     (*block->In1)        /* Q15 */
#define IN2     (*block->In2)        /* Q15 */

/* Outputs */
#define OUT     (block->Out)         /* Q15 */

/* USERCODE-END:PreProcessor                                                                                          */

/**********************************************************************************************************************/
/** Declare private functions with the C inline keyword to ensure function inlining for better runtime performance.  **/
/** Since all tested compilers DO NOT perform inlining at the LOWEST optimization level, compiler optimizations may  **/
/** need to be adjusted accordingly.                                                                                 **/
/**********************************************************************************************************************/
/* USERCODE-BEGIN:PrivateFncPrototypeOrDefinition                                                                     */
/* USERCODE-END:PrivateFncPrototypeOrDefinition                                                                       */

/**********************************************************************************************************************/
/** Update                                                                                                           **/
/**********************************************************************************************************************/
void Mult_FiP16_Update(MULT_FIP16 *block)
{
/* USERCODE-BEGIN:UpdateFnc                                                                                           */
    int32 result;

    /* check input range (lowest negative number could lead to false results) */
    if (IN1 == (int16)0x8000)
    {
        IN1 = (int16)0x8001;
    }
    if (IN2 == (int16)0x8000)
    {
        IN2 = (int16)0x8001;
    }


#if defined(__XC16__)
    result = __builtin_mulss(IN1, IN2);
#else
    result = (int32)IN1 * (int32)IN2;
#endif
    /* RULECHECKER_comment(1:0, 1:0, check_inappropriate_int, "see X2C MISRA Deviations, DEV0002", true_no_defect) */
    result >>= 15;
    OUT = (int16)result;

/* USERCODE-END:UpdateFnc                                                                                             */
}

/**********************************************************************************************************************/
/** Initialization                                                                                                   **/
/**********************************************************************************************************************/
void Mult_FiP16_Init(MULT_FIP16 *block)
{
    block->identifier = MULT_FIP16_ID;
    block->Out = 0;
/* USERCODE-BEGIN:InitFnc                                                                                             */
/* USERCODE-END:InitFnc                                                                                               */
}

/**********************************************************************************************************************/
/** No Load function                                                                                                 **/
/**********************************************************************************************************************/

/**********************************************************************************************************************/
/** No Save function                                                                                                 **/
/**********************************************************************************************************************/

/**********************************************************************************************************************/
/** Get block element address                                                                                        **/
/**********************************************************************************************************************/
#if !defined(MULT_FIP16_ISLINKED)
void* Mult_FiP16_GetAddress(MULT_FIP16* block, uint16 elementId)
{
    void* addr;
    switch (elementId)
    {
        case 1:
            addr = block->In1;
            break;
        case 2:
            addr = block->In2;
            break;
        case 3:
            addr = &block->Out;
            break;
        default:
            addr = NULL;
            break;
    }
    return (addr);
}
#endif

/**********************************************************************************************************************/
/** Declare private functions with the C inline keyword to ensure function inlining for better runtime performance.  **/
/** Since all tested compilers DO NOT perform inlining at the LOWEST optimization level, compiler optimizations may  **/
/** need to be adjusted accordingly.                                                                                 **/
/**********************************************************************************************************************/
/* USERCODE-BEGIN:PrivateFncDefinition                                                                                */
/* USERCODE-END:PrivateFncDefinition                                                                                  */
