diff options
Diffstat (limited to 'src/cpu/kernels/elementwise_unary/generic/neon')
7 files changed, 570 insertions, 0 deletions
diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/fp16.cpp b/src/cpu/kernels/elementwise_unary/generic/neon/fp16.cpp new file mode 100644 index 0000000000..2588db024d --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/fp16.cpp @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2022-2023 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. + */ +#if defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) && defined(ENABLE_FP16_KERNELS) +#include "arm_compute/core/Helpers.h" + +#include "src/cpu/kernels/elementwise_unary/generic/neon/impl.h" + +namespace arm_compute +{ +namespace cpu +{ +void neon_fp16_elementwise_unary( + const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op, const uint8_t *lut) +{ + ARM_COMPUTE_UNUSED(lut); + return elementwise_op<__fp16>(in, out, window, op); +} +} // namespace cpu +} // namespace arm_compute +#endif //defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) && defined(ENABLE_FP16_KERNELS) diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/fp32.cpp b/src/cpu/kernels/elementwise_unary/generic/neon/fp32.cpp new file mode 100644 index 0000000000..936a2e588a --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/fp32.cpp @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2022-2023 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. + */ +#include "arm_compute/core/Helpers.h" + +#include "src/cpu/kernels/elementwise_unary/generic/neon/impl.h" + +namespace arm_compute +{ +namespace cpu +{ +void neon_fp32_elementwise_unary( + const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op, const uint8_t *lut) +{ + ARM_COMPUTE_UNUSED(lut); + return elementwise_op<float>(in, out, window, op); +} +} // namespace cpu +} // namespace arm_compute diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/impl.h b/src/cpu/kernels/elementwise_unary/generic/neon/impl.h new file mode 100644 index 0000000000..d54d3984cb --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/impl.h @@ -0,0 +1,300 @@ +/* + * Copyright (c) 2018-2023 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 SRC_CORE_NEON_KERNELS_ELEMENTWISE_UNARY_LIST_H +#define SRC_CORE_NEON_KERNELS_ELEMENTWISE_UNARY_LIST_H + +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/Types.h" + +#include "src/core/NEON/NEAsymm.h" +#include "src/core/NEON/wrapper/intrinsics/intrinsics.h" + +namespace arm_compute +{ +namespace cpu +{ +template <typename ScalarType> +inline ScalarType elementwise_op_scalar_imp(ElementWiseUnary op, const ScalarType &a) +{ + switch (op) + { + case ElementWiseUnary::RSQRT: + return 1 / sqrt(a); + case ElementWiseUnary::EXP: + return std::exp(a); + case ElementWiseUnary::NEG: + return -a; + case ElementWiseUnary::LOG: + return std::log(a); + case ElementWiseUnary::ABS: + return std::abs(a); + case ElementWiseUnary::ROUND: + return support::cpp11::nearbyint(a); + case ElementWiseUnary::SIN: + return std::sin(a); + default: + ARM_COMPUTE_ERROR("NOT_SUPPORTED!"); + } +} + +template <typename ScalarType, typename VectorType> +inline VectorType elementwise_op_imp(ElementWiseUnary op, const VectorType &a) +{ + switch (op) + { + case ElementWiseUnary::RSQRT: + return wrapper::vinvsqrt(a); + case ElementWiseUnary::EXP: + return wrapper::vexpq(a); + case ElementWiseUnary::NEG: + return wrapper::vneg(a); + case ElementWiseUnary::LOG: + return wrapper::vlog(a); + case ElementWiseUnary::ABS: + return wrapper::vabs(a); + case ElementWiseUnary::ROUND: + return wrapper::vround(a); + case ElementWiseUnary::SIN: + return wrapper::vsin(a); + default: + ARM_COMPUTE_ERROR("NOT_SUPPORTED!"); + } +} + +template <typename ScalarType> +inline void elementwise_op(const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op) +{ + const int window_step_x = 16 / sizeof(ScalarType); + const auto window_start_x = static_cast<int>(window.x().start()); + const auto window_end_x = static_cast<int>(window.x().end()); + + Window win = window; + win.set(Window::DimX, Window::Dimension(0, 1, 1)); + + Iterator input(in, win); + Iterator output(out, win); + + execute_window_loop( + win, + [&](const Coordinates &) + { + auto output_ptr = reinterpret_cast<ScalarType *>(output.ptr()); + const auto input_ptr = reinterpret_cast<const ScalarType *>(input.ptr()); + + int x = window_start_x; + for (; x <= window_end_x - window_step_x; x += window_step_x) + { + wrapper::vstore(output_ptr + x, elementwise_op_imp<ScalarType>(op, wrapper::vloadq(input_ptr + x))); + } + for (; x < window_end_x; ++x) + { + *(output_ptr + x) = elementwise_op_scalar_imp(op, *(input_ptr + x)); + } + }, + input, output); +} + +template <> +inline void elementwise_op<int8_t>(const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op) +{ + const int window_step_x = 16; + const auto window_start_x = static_cast<int>(window.x().start()); + const auto window_end_x = static_cast<int>(window.x().end()); + const UniformQuantizationInfo qi_in = in->info()->quantization_info().uniform(); + const UniformQuantizationInfo qi_out = out->info()->quantization_info().uniform(); + const auto min_clamped_value = vdupq_n_f32((-128 - qi_out.offset) * qi_out.scale); + const auto max_clamped_value = vdupq_n_f32((127 - qi_out.offset) * qi_out.scale); + Window win = window; + win.set(Window::DimX, Window::Dimension(0, 1, 1)); + + Iterator input(in, win); + Iterator output(out, win); + + execute_window_loop( + win, + [&](const Coordinates &) + { + int8x16_t vout; + auto output_ptr = reinterpret_cast<int8_t *>(output.ptr()); + const auto input_ptr = reinterpret_cast<const int8_t *>(input.ptr()); + const auto vconst_0_f32 = vdupq_n_f32(0); + auto clamped_value = (op == ElementWiseUnary::LOG) ? min_clamped_value : max_clamped_value; + + int x = window_start_x; + for (; x <= window_end_x - window_step_x; x += window_step_x) + { + const auto vin = wrapper::vloadq(input_ptr + x); + + // De-quantize + const auto vin_deq = vdequantize(vin, qi_in); + + // Perform activation + float32x4x4_t vtmp_deq = {{ + elementwise_op_imp<float>(op, vin_deq.val[0]), + elementwise_op_imp<float>(op, vin_deq.val[1]), + elementwise_op_imp<float>(op, vin_deq.val[2]), + elementwise_op_imp<float>(op, vin_deq.val[3]), + }}; + + if ((op == ElementWiseUnary::LOG) || (op == ElementWiseUnary::RSQRT)) + { + vtmp_deq.val[0] = + vbslq_f32(vcleq_f32(vin_deq.val[0], vconst_0_f32), clamped_value, vtmp_deq.val[0]); + vtmp_deq.val[1] = + vbslq_f32(vcleq_f32(vin_deq.val[1], vconst_0_f32), clamped_value, vtmp_deq.val[1]); + vtmp_deq.val[2] = + vbslq_f32(vcleq_f32(vin_deq.val[2], vconst_0_f32), clamped_value, vtmp_deq.val[2]); + vtmp_deq.val[3] = + vbslq_f32(vcleq_f32(vin_deq.val[3], vconst_0_f32), clamped_value, vtmp_deq.val[3]); + } + + // Re-quantize to new output space + vout = vquantize_signed(vtmp_deq, qi_out); + wrapper::vstore(output_ptr + x, vout); + } + for (; x < window_end_x; ++x) + { + qasymm8_signed_t in = *(reinterpret_cast<const qasymm8_signed_t *>(input_ptr + x)); + qasymm8_signed_t tmp = 0; + float tmp_f = dequantize_qasymm8_signed(in, qi_in); + if (tmp_f <= 0.0) + { + if (op == ElementWiseUnary::LOG) + { + tmp_f = (-128 - qi_out.offset) * qi_out.scale; + } + else if (op == ElementWiseUnary::RSQRT) + { + tmp_f = (127 - qi_out.offset) * qi_out.scale; + } + else + { + tmp_f = elementwise_op_scalar_imp<float>(op, tmp_f); + } + } + else + { + tmp_f = elementwise_op_scalar_imp<float>(op, tmp_f); + } + tmp = quantize_qasymm8_signed( + tmp_f, qi_out, + RoundingPolicy:: + TO_ZERO); // Set rounding policy TO_ZERO to be compatible with vquantize_signed() used above that follow same policy for armv7a. + // For aarch64 LUT is used and rounding to nearest is used + *(output_ptr + x) = tmp; + } + }, + input, output); +} +template <> +inline void elementwise_op<uint8_t>(const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op) +{ + const int window_step_x = 16; + const auto window_start_x = static_cast<int>(window.x().start()); + const auto window_end_x = static_cast<int>(window.x().end()); + const UniformQuantizationInfo qi_in = in->info()->quantization_info().uniform(); + const UniformQuantizationInfo qi_out = out->info()->quantization_info().uniform(); + const auto vconst_0_f32 = vdupq_n_f32(0); + const auto min_clamped_value = vdupq_n_f32((0 - qi_out.offset) * qi_out.scale); + const auto max_clamped_value = vdupq_n_f32((255 - qi_out.offset) * qi_out.scale); + Window win = window; + win.set(Window::DimX, Window::Dimension(0, 1, 1)); + + Iterator input(in, win); + Iterator output(out, win); + + execute_window_loop( + win, + [&](const Coordinates &) + { + uint8x16_t vout; + auto clamped_value = (op == ElementWiseUnary::LOG) ? min_clamped_value : max_clamped_value; + auto output_ptr = reinterpret_cast<uint8_t *>(output.ptr()); + const auto input_ptr = reinterpret_cast<const uint8_t *>(input.ptr()); + int x = window_start_x; + for (; x <= window_end_x - window_step_x; x += window_step_x) + { + const auto vin = wrapper::vloadq(input_ptr + x); + + // De-quantize + const auto vin_deq = vdequantize(vin, qi_in); + + // Perform activation + float32x4x4_t vtmp_deq = {{ + elementwise_op_imp<float>(op, vin_deq.val[0]), + elementwise_op_imp<float>(op, vin_deq.val[1]), + elementwise_op_imp<float>(op, vin_deq.val[2]), + elementwise_op_imp<float>(op, vin_deq.val[3]), + }}; + if ((op == ElementWiseUnary::LOG) || (op == ElementWiseUnary::RSQRT)) + { + vtmp_deq.val[0] = + vbslq_f32(vcleq_f32(vin_deq.val[0], vconst_0_f32), clamped_value, vtmp_deq.val[0]); + vtmp_deq.val[1] = + vbslq_f32(vcleq_f32(vin_deq.val[1], vconst_0_f32), clamped_value, vtmp_deq.val[1]); + vtmp_deq.val[2] = + vbslq_f32(vcleq_f32(vin_deq.val[2], vconst_0_f32), clamped_value, vtmp_deq.val[2]); + vtmp_deq.val[3] = + vbslq_f32(vcleq_f32(vin_deq.val[3], vconst_0_f32), clamped_value, vtmp_deq.val[3]); + } + + // Re-quantize to new output space + vout = vquantize(vtmp_deq, qi_out); + wrapper::vstore(output_ptr + x, vout); + } + for (; x < window_end_x; ++x) + { + qasymm8_t in = *(reinterpret_cast<const qasymm8_t *>(input_ptr + x)); + qasymm8_t tmp = 0; + float tmp_f = dequantize_qasymm8(in, qi_in); + if (tmp_f <= 0.0) + { + if (op == ElementWiseUnary::LOG) + { + tmp_f = (0 - qi_out.offset) * qi_out.scale; + } + else if (op == ElementWiseUnary::RSQRT) + { + tmp_f = (255 - qi_out.offset) * qi_out.scale; + } + else + { + tmp_f = elementwise_op_scalar_imp<float>(op, tmp_f); + } + } + else + { + tmp_f = elementwise_op_scalar_imp<float>(op, tmp_f); + } + tmp = quantize_qasymm8(tmp_f, qi_out, RoundingPolicy::TO_ZERO); + *(output_ptr + x) = tmp; + } + }, + input, output); +} + +} // namespace cpu +} // namespace arm_compute + +#endif // SRC_CORE_NEON_KERNELS_ELEMENTWISE_UNARY_LIST_H diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/integer.cpp b/src/cpu/kernels/elementwise_unary/generic/neon/integer.cpp new file mode 100644 index 0000000000..d4daad4ca6 --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/integer.cpp @@ -0,0 +1,39 @@ +/* + * Copyright (c) 2022-2023 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. + */ +#include "arm_compute/core/Helpers.h" + +#include "src/cpu/kernels/elementwise_unary/generic/neon/impl.h" + +namespace arm_compute +{ +namespace cpu +{ +void neon_s32_elementwise_unary( + const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op, const uint8_t *lut) +{ + ARM_COMPUTE_UNUSED(lut); + return elementwise_op<int32_t>(in, out, window, op); +} +} // namespace cpu +} // namespace arm_compute diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/q8.cpp b/src/cpu/kernels/elementwise_unary/generic/neon/q8.cpp new file mode 100644 index 0000000000..38cb61d0ff --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/q8.cpp @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2023 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. + */ + +#include "arm_compute/core/Helpers.h" + +#include "src/cpu/kernels/lut/list.h" + +namespace arm_compute +{ +namespace cpu +{ + +#ifdef __aarch64__ + +void neon_q8_elementwise_unary( + const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op, const uint8_t *lut) +{ + ARM_COMPUTE_UNUSED(op); + + auto win = window; + const auto window_end_x = window.x().end(); + win.set(0, Window::Dimension(0, 1, 1)); + + Iterator src_it(in, win); + Iterator dst_it(out, win); + + execute_window_loop( + win, + [&](const Coordinates &) + { + const auto src_ptr = src_it.ptr(); + auto dst_ptr = dst_it.ptr(); + + lut_u8_neon(lut, 1, window_end_x, &src_ptr, &dst_ptr); + }, + src_it, dst_it); +} + +#endif // __aarch64__ + +} // namespace cpu +} // namespace arm_compute diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/qasymm8.cpp b/src/cpu/kernels/elementwise_unary/generic/neon/qasymm8.cpp new file mode 100644 index 0000000000..3e4b88eb47 --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/qasymm8.cpp @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2023 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. + */ + +#include "arm_compute/core/Window.h" + +#include "src/cpu/kernels/elementwise_unary/generic/neon/impl.h" + +namespace arm_compute +{ +namespace cpu +{ +#ifndef __aarch64__ +// Fallback function to be used for armv7a, for aarch64 LUT is used +void neon_qasymm8_elementwise_unary( + const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op, const uint8_t *lut) +{ + ARM_COMPUTE_UNUSED(lut); + return elementwise_op<uint8_t>(in, out, window, op); +} +#endif // #ifndef __aarch64__ + +} // namespace cpu +} // namespace arm_compute diff --git a/src/cpu/kernels/elementwise_unary/generic/neon/qasymm8_signed.cpp b/src/cpu/kernels/elementwise_unary/generic/neon/qasymm8_signed.cpp new file mode 100644 index 0000000000..a5f4b053e3 --- /dev/null +++ b/src/cpu/kernels/elementwise_unary/generic/neon/qasymm8_signed.cpp @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2023 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. + */ + +#include "arm_compute/core/Window.h" + +#include "src/cpu/kernels/elementwise_unary/generic/neon/impl.h" + +namespace arm_compute +{ +namespace cpu +{ +#ifndef __aarch64__ +// Fallback function to be used for armv7a, for aarch64 LUT is used +void neon_qasymm8_signed_elementwise_unary( + const ITensor *in, ITensor *out, const Window &window, ElementWiseUnary op, const uint8_t *lut) +{ + ARM_COMPUTE_UNUSED(lut); + return elementwise_op<int8_t>(in, out, window, op); +} +#endif // #ifndef __aarch64__ + +} // namespace cpu +} // namespace arm_compute |