1 /* 2 * Copyright (c) 2018-2020 Arm Limited. 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 */ 24 #ifndef ARM_COMPUTE_WRAPPER_ABS_H 25 #define ARM_COMPUTE_WRAPPER_ABS_H 26 27 #include <arm_neon.h> 28 29 namespace arm_compute 30 { 31 namespace wrapper 32 { 33 #define VABS_IMPL(stype, vtype, prefix, postfix) \ 34 inline vtype vabs(const vtype &a) \ 35 { \ 36 return prefix##_##postfix(a); \ 37 } 38 39 #define VQABS_IMPL(stype, vtype, prefix, postfix) \ 40 inline vtype vqabs(const vtype &a) \ 41 { \ 42 return prefix##_##postfix(a); \ 43 } 44 45 // Absolute: vabs{q}_<type>. Vd[i] = |Va[i]| 46 VABS_IMPL(int8x8_t, int8x8_t, vabs, s8) 47 VABS_IMPL(int16x4_t, int16x4_t, vabs, s16) 48 VABS_IMPL(int32x2_t, int32x2_t, vabs, s32) 49 VABS_IMPL(float32x2_t, float32x2_t, vabs, f32) 50 #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 51 VABS_IMPL(float16x4_t, float16x4_t, vabs, f16) 52 #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 53 54 VABS_IMPL(int8x16_t, int8x16_t, vabsq, s8) 55 VABS_IMPL(int16x8_t, int16x8_t, vabsq, s16) 56 VABS_IMPL(int32x4_t, int32x4_t, vabsq, s32) 57 VABS_IMPL(float32x4_t, float32x4_t, vabsq, f32) 58 #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 59 VABS_IMPL(float16x8_t, float16x8_t, vabsq, f16) 60 #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 61 62 // Saturating absolute: vqabs{q}_<type>. Vd[i] = sat(|Va[i]|) 63 VQABS_IMPL(int8x8_t, int8x8_t, vqabs, s8) 64 VQABS_IMPL(int16x4_t, int16x4_t, vqabs, s16) 65 VQABS_IMPL(int32x2_t, int32x2_t, vqabs, s32) 66 67 VQABS_IMPL(int8x16_t, int8x16_t, vqabsq, s8) 68 VQABS_IMPL(int16x8_t, int16x8_t, vqabsq, s16) 69 VQABS_IMPL(int32x4_t, int32x4_t, vqabsq, s32) 70 71 #undef VABS_IMPL 72 #undef VQABS_IMPL 73 } // namespace wrapper 74 } // namespace arm_compute 75 #endif /* ARM_COMPUTE_WRAPPER_ABS_H */ 76