1 /* ----------------------------------------------------------------------
2 * Project: CMSIS DSP Library
3 * Title: arm_copy_f64.c
4 * Description: Copies the elements of a floating-point vector
5 *
6 * $Date: 13 September 2021
7 * $Revision: V1.10.0
8 *
9 * Target Processor: Cortex-M and Cortex-A cores
10 * -------------------------------------------------------------------- */
11 /*
12 * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
13 *
14 * SPDX-License-Identifier: Apache-2.0
15 *
16 * Licensed under the Apache License, Version 2.0 (the License); you may
17 * not use this file except in compliance with the License.
18 * You may obtain a copy of the License at
19 *
20 * www.apache.org/licenses/LICENSE-2.0
21 *
22 * Unless required by applicable law or agreed to in writing, software
23 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
24 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
25 * See the License for the specific language governing permissions and
26 * limitations under the License.
27 */
28
29 #include "dsp/support_functions.h"
30
31 /**
32 @ingroup groupSupport
33 */
34
35 /**
36 @addtogroup copy
37 @{
38 */
39
40 /**
41 @brief Copies the elements of a floating-point vector.
42 @param[in] pSrc points to input vector
43 @param[out] pDst points to output vector
44 @param[in] blockSize number of samples in each vector
45 */
arm_copy_f64(const float64_t * pSrc,float64_t * pDst,uint32_t blockSize)46 void arm_copy_f64(
47 const float64_t * pSrc,
48 float64_t * pDst,
49 uint32_t blockSize)
50 {
51 uint32_t blkCnt; /* Loop counter */
52
53 /* Initialize blkCnt with number of samples */
54 blkCnt = blockSize;
55
56 while (blkCnt > 0U)
57 {
58 /* C = A */
59
60 /* Copy and store result in destination buffer */
61 *pDst++ = *pSrc++;
62
63 /* Decrement loop counter */
64 blkCnt--;
65 }
66 }
67
68 /**
69 @} end of BasicCopy group
70 */
71
