Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2022 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 | |
| 25 | #ifndef ARM_COMPUTE_WRAPPER_SHR_H |
| 26 | #define ARM_COMPUTE_WRAPPER_SHR_H |
| 27 | |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 28 | #include <arm_neon.h> |
Omar Al Khatib | 605a928 | 2022-11-01 17:01:24 +0000 | [diff] [blame] | 29 | #include <type_traits> |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 30 | |
| 31 | namespace arm_compute |
| 32 | { |
| 33 | namespace wrapper |
| 34 | { |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 35 | #define VQRSHRN_IMPL(half_vtype, vtype, prefix, postfix) \ |
| 36 | template <int b> \ |
| 37 | inline half_vtype vqrshrn(const vtype &a) \ |
| 38 | { \ |
| 39 | return prefix##_##postfix(a, b); \ |
| 40 | } |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 41 | VQRSHRN_IMPL(int8x8_t, int16x8_t, vqrshrn_n, s16) |
| 42 | VQRSHRN_IMPL(uint8x8_t, uint16x8_t, vqrshrn_n, u16) |
| 43 | VQRSHRN_IMPL(int16x4_t, int32x4_t, vqrshrn_n, s32) |
| 44 | VQRSHRN_IMPL(uint16x4_t, uint32x4_t, vqrshrn_n, u32) |
| 45 | VQRSHRN_IMPL(int32x2_t, int64x2_t, vqrshrn_n, s64) |
| 46 | VQRSHRN_IMPL(uint32x2_t, uint64x2_t, vqrshrn_n, u64) |
| 47 | |
| 48 | #undef VQRSHRN_IMPL |
| 49 | |
Viet-Hoa Do | 910e3f9 | 2022-10-11 13:21:35 +0100 | [diff] [blame] | 50 | #ifdef __aarch64__ |
| 51 | #define VQRSHRN_SCALAR_IMPL(half_vtype, vtype, prefix, postfix) \ |
| 52 | template <int b> \ |
| 53 | inline half_vtype vqrshrn(const vtype &a) \ |
| 54 | { \ |
| 55 | return prefix##_##postfix(a, b); \ |
| 56 | } |
| 57 | |
| 58 | VQRSHRN_SCALAR_IMPL(int8_t, int16_t, vqrshrnh_n, s16) |
| 59 | VQRSHRN_SCALAR_IMPL(uint8_t, uint16_t, vqrshrnh_n, u16) |
| 60 | VQRSHRN_SCALAR_IMPL(int16_t, int32_t, vqrshrns_n, s32) |
| 61 | VQRSHRN_SCALAR_IMPL(uint16_t, uint32_t, vqrshrns_n, u32) |
| 62 | VQRSHRN_SCALAR_IMPL(int32_t, int64_t, vqrshrnd_n, s64) |
| 63 | VQRSHRN_SCALAR_IMPL(uint32_t, uint64_t, vqrshrnd_n, u64) |
| 64 | |
| 65 | #undef VQRSHRN_SCALAR_IMPL |
| 66 | #endif // __aarch64__ |
| 67 | |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 68 | // This function is the mixed version of VQRSHRN and VQRSHRUN. |
| 69 | // The input vector is always signed integer, while the returned vector |
| 70 | // can be either signed or unsigned depending on the signedness of scalar type T. |
| 71 | #define VQRSHRN_EX_IMPL(half_vtype, vtype, prefix_signed, prefix_unsigned, postfix) \ |
| 72 | template <int b, typename T> \ |
| 73 | inline typename std::enable_if<std::is_integral<T>::value && std::is_signed<T>::value, half_vtype>::type \ |
| 74 | vqrshrn_ex(const vtype &a) \ |
| 75 | { \ |
| 76 | return prefix_signed##_##postfix(a, b); \ |
| 77 | } \ |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 78 | \ |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 79 | template <int b, typename T> \ |
| 80 | inline typename std::enable_if<std::is_integral<T>::value && !std::is_signed<T>::value, u##half_vtype>::type \ |
| 81 | vqrshrn_ex(const vtype &a) \ |
| 82 | { \ |
| 83 | return prefix_unsigned##_##postfix(a, b); \ |
| 84 | } |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 85 | VQRSHRN_EX_IMPL(int8x8_t, int16x8_t, vqrshrn_n, vqrshrun_n, s16) |
| 86 | VQRSHRN_EX_IMPL(int16x4_t, int32x4_t, vqrshrn_n, vqrshrun_n, s32) |
| 87 | VQRSHRN_EX_IMPL(int32x2_t, int64x2_t, vqrshrn_n, vqrshrun_n, s64) |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 88 | #undef VQRSHRN_EX_IMPL |
| 89 | |
Omar Al Khatib | 605a928 | 2022-11-01 17:01:24 +0000 | [diff] [blame] | 90 | #define VSHR_IMPL(vtype, prefix, postfix) \ |
| 91 | template <int b> \ |
| 92 | inline vtype vshr_n(const vtype &a) \ |
| 93 | { \ |
| 94 | return prefix##_##postfix(a, b); \ |
| 95 | } |
| 96 | VSHR_IMPL(uint8x8_t, vshr_n, u8) |
| 97 | VSHR_IMPL(int8x8_t, vshr_n, s8) |
| 98 | #undef VSHR_IMPL |
| 99 | |
| 100 | #define VSHRQ_IMPL(vtype, prefix, postfix) \ |
| 101 | template <int b> \ |
| 102 | inline vtype vshrq_n(const vtype &a) \ |
| 103 | { \ |
| 104 | return prefix##_##postfix(a, b); \ |
| 105 | } |
| 106 | VSHRQ_IMPL(uint32x4_t, vshrq_n, u32) |
| 107 | VSHRQ_IMPL(int32x4_t, vshrq_n, s32) |
| 108 | #undef VSHRQ_IMPL |
| 109 | |
Viet-Hoa Do | 910e3f9 | 2022-10-11 13:21:35 +0100 | [diff] [blame] | 110 | #ifdef __aarch64__ |
Omar Al Khatib | b230a1f | 2022-11-01 17:01:24 +0000 | [diff] [blame] | 111 | #define VSHRQ_SCALAR_IMPL(vtype, prefix, postfix) \ |
| 112 | template <int b> \ |
| 113 | inline vtype vshrq_n(const vtype &a) \ |
| 114 | { \ |
| 115 | return prefix##_##postfix(a, b); \ |
| 116 | } |
| 117 | VSHRQ_SCALAR_IMPL(uint32_t, vshrd_n, u64) |
| 118 | VSHRQ_SCALAR_IMPL(int32_t, vshrd_n, s64) |
| 119 | |
| 120 | #undef VSHRQ_SCALAR_IMPL |
| 121 | #endif // __aarch64__ |
| 122 | |
| 123 | #ifdef __aarch64__ |
Viet-Hoa Do | 910e3f9 | 2022-10-11 13:21:35 +0100 | [diff] [blame] | 124 | #define VQRSHRN_EX_SCALAR_IMPL(half_vtype, vtype, prefix_signed, prefix_unsigned, postfix) \ |
| 125 | template <int b, typename T> \ |
| 126 | inline typename std::enable_if<std::is_integral<T>::value && std::is_signed<T>::value, half_vtype>::type \ |
| 127 | vqrshrn_ex(const vtype &a) \ |
| 128 | { \ |
| 129 | return prefix_signed##_##postfix(a, b); \ |
| 130 | } \ |
Felix Thomasmathibalan | afd38f0 | 2023-09-27 17:46:17 +0100 | [diff] [blame] | 131 | \ |
Viet-Hoa Do | 910e3f9 | 2022-10-11 13:21:35 +0100 | [diff] [blame] | 132 | template <int b, typename T> \ |
| 133 | inline typename std::enable_if<std::is_integral<T>::value && !std::is_signed<T>::value, u##half_vtype>::type \ |
| 134 | vqrshrn_ex(const vtype &a) \ |
| 135 | { \ |
| 136 | return prefix_unsigned##_##postfix(a, b); \ |
| 137 | } |
| 138 | |
| 139 | VQRSHRN_EX_SCALAR_IMPL(int8_t, int16_t, vqrshrnh_n, vqrshrunh_n, s16) |
| 140 | VQRSHRN_EX_SCALAR_IMPL(int16_t, int32_t, vqrshrns_n, vqrshruns_n, s32) |
| 141 | VQRSHRN_EX_SCALAR_IMPL(int32_t, int64_t, vqrshrnd_n, vqrshrund_n, s64) |
| 142 | |
| 143 | #undef VQRSHRN_EX_IMPL |
| 144 | #endif // __aarch64__ |
| 145 | |
Viet-Hoa Do | 40b4419 | 2022-09-22 10:24:23 +0100 | [diff] [blame] | 146 | } // namespace wrapper |
| 147 | } // namespace arm_compute |
| 148 | #endif /* ARM_COMPUTE_WRAPPER_SHR_H */ |