Michalis Spyrou | 2897e61 | 2018-11-20 18:38:29 +0000 | [diff] [blame] | 1 | /* |
Michele Di Giorgio | d9eaf61 | 2020-07-08 11:12:57 +0100 | [diff] [blame] | 2 | * Copyright (c) 2018-2020 Arm Limited. |
Michalis Spyrou | 2897e61 | 2018-11-20 18:38:29 +0000 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 24 | #ifndef ARM_COMPUTE_WRAPPER_INVSQRT_H |
| 25 | #define ARM_COMPUTE_WRAPPER_INVSQRT_H |
Michalis Spyrou | 2897e61 | 2018-11-20 18:38:29 +0000 | [diff] [blame] | 26 | |
Georgios Pinitas | ddb93bb | 2020-10-02 16:38:59 +0100 | [diff] [blame] | 27 | #include "src/core/NEON/NEMath.h" |
Michalis Spyrou | 2897e61 | 2018-11-20 18:38:29 +0000 | [diff] [blame] | 28 | #include <arm_neon.h> |
| 29 | |
| 30 | namespace arm_compute |
| 31 | { |
| 32 | namespace wrapper |
| 33 | { |
| 34 | #define VINVSQRT_IMPL(stype, vtype, prefix, postfix) \ |
| 35 | inline vtype vinvsqrt(const vtype &a) \ |
| 36 | { \ |
| 37 | return prefix##_##postfix(a); \ |
| 38 | } |
| 39 | |
Michalis Spyrou | 18e20ff | 2020-05-06 17:03:59 +0100 | [diff] [blame] | 40 | #define VINVSQRT_IMPL_INT(stype, vtype, prefix, postfix) \ |
| 41 | inline vtype vinvsqrt(const vtype &a) \ |
| 42 | { \ |
| 43 | ARM_COMPUTE_UNUSED(a); \ |
| 44 | ARM_COMPUTE_ERROR("Not supported"); \ |
| 45 | } |
| 46 | |
Michalis Spyrou | 2897e61 | 2018-11-20 18:38:29 +0000 | [diff] [blame] | 47 | VINVSQRT_IMPL(float, float32x2_t, vinvsqrt, f32) |
| 48 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| 49 | VINVSQRT_IMPL(float16_t, float16x4_t, vinvsqrt, f16) |
| 50 | #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
Michalis Spyrou | 18e20ff | 2020-05-06 17:03:59 +0100 | [diff] [blame] | 51 | VINVSQRT_IMPL_INT(int, int32x4_t, vinvsqrt, s32) |
Michalis Spyrou | 2897e61 | 2018-11-20 18:38:29 +0000 | [diff] [blame] | 52 | |
| 53 | VINVSQRT_IMPL(float, float32x4_t, vinvsqrtq, f32) |
| 54 | #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| 55 | VINVSQRT_IMPL(float16_t, float16x8_t, vinvsqrtq, f16) |
| 56 | #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| 57 | |
| 58 | #undef VINVSQRT_IMPL |
| 59 | } // namespace wrapper |
| 60 | } // namespace arm_compute |
Michalis Spyrou | f464337 | 2019-11-29 16:17:13 +0000 | [diff] [blame] | 61 | #endif /* ARM_COMPUTE_WRAPPER_INVSQRT_H */ |