1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
/*
* Copyright (c) 2017 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __ARM_COMPUTE_NEASYMM_H__
#define __ARM_COMPUTE_NEASYMM_H__
#include <arm_neon.h>
namespace arm_compute
{
using qasymm8x8_t = uint8x8_t; /**< 8 bit quantized asymmetric vector with 8 elements */
using qasymm8x8x2_t = uint8x8x2_t; /**< 8 bit quantized asymmetric vector with 16 elements */
using qasymm8x8x3_t = uint8x8x3_t; /**< 8 bit quantized asymmetric vector with 24 elements */
using qasymm8x8x4_t = uint8x8x4_t; /**< 8 bit quantized asymmetric vector with 32 elements */
using qasymm8x16_t = uint8x16_t; /**< 8 bit quantized asymmetric vector with 16 elements */
/** Round to the nearest division by a power-of-two using exponent
*
* @note This function calculates the following expression: (x + 2^n -1 ) / 2^n where n = exponent
*
* @param[in] x Vector of 4 elements
* @param[in] exponent Integer value used to round to nearest division by a power-of-two
*
* @return the nearest division by a power-of-two using exponent
*/
int32x4_t rounding_divide_by_pow2(int32x4_t x, int exponent);
/** Perform a multiply-accumulate on all 16 components of a QASYMM8 vector
*
* vd*vs + vo
*
* @param[in] vd Input vector value in QASYMM8 format
* @param[in] vs Vector multiplier in F32 format. The multiplier value must be duplicated across all four lanes.
* @param[in] vo Vector addend in F32 format. The addend value must be duplicated across all four lanes.
*
* @return A 16-component vector in QASYMM8 format, saturated to fit
*/
uint8x16_t vmlaq_qasymm8(qasymm8x16_t vd, float32x4_t vs, float32x4_t vo);
} // namespace arm_compute
#include "arm_compute/core/NEON/NEAsymm.inl"
#endif // __ARM_COMPUTE_NEASYMM_H__
|
