

#include "arm_math.h"

/**    
 * @ingroup groupSupport    
 */

/**    
 * @defgroup Fill Vector Fill    
 *    
 * Fills the destination vector with a constant value.    
 *    
 * <pre>    
 * 	pDst[n] = value;   0 <= n < blockSize.    
 * </pre>    
 *   
 * There are separate functions for floating point, Q31, Q15, and Q7 data types.     
 */

/**    
 * @addtogroup Fill    
 * @{    
 */

/**    
 * @brief Fills a constant value into a floating-point vector.     
 * @param[in]       value input value to be filled   
 * @param[out]      *pDst points to output vector    
 * @param[in]       blockSize length of the output vector   
 * @return none.    
 *    
 */


void arm_fill_f32(
  float32_t value,
  float32_t * pDst,
  uint32_t blockSize)
{
  uint32_t blkCnt;                               /* loop counter */

#ifndef ARM_MATH_CM0_FAMILY

  /* Run the below code for Cortex-M4 and Cortex-M3 */
  float32_t in1 = value;
  float32_t in2 = value;
  float32_t in3 = value;
  float32_t in4 = value;

  /*loop Unrolling */
  blkCnt = blockSize >> 2u;

  /* First part of the processing with loop unrolling.  Compute 4 outputs at a time.    
   ** a second loop below computes the remaining 1 to 3 samples. */
  while(blkCnt > 0u)
  {
    /* C = value */
    /* Fill the value in the destination buffer */
    *pDst++ = in1;
    *pDst++ = in2;
    *pDst++ = in3;
    *pDst++ = in4;

    /* Decrement the loop counter */
    blkCnt--;
  }

  /* If the blockSize is not a multiple of 4, compute any remaining output samples here.    
   ** No loop unrolling is used. */
  blkCnt = blockSize % 0x4u;

#else

  /* Run the below code for Cortex-M0 */

  /* Loop over blockSize number of values */
  blkCnt = blockSize;

#endif /* #ifndef ARM_MATH_CM0_FAMILY */


  while(blkCnt > 0u)
  {
    /* C = value */
    /* Fill the value in the destination buffer */
    *pDst++ = value;

    /* Decrement the loop counter */
    blkCnt--;
  }
}

/**    
 * @} end of Fill group    
 */
