| /* |
| * Copyright (c) 2021 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_CONV3D_QUANTIZED_H |
| #define SRC_CORE_NEON_KERNELS_CONV3D_QUANTIZED_H |
| |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/core/utils/misc/Traits.h" |
| #include "arm_compute/core/utils/quantization/AsymmHelpers.h" |
| #include "arm_compute/runtime/FunctionDescriptors.h" |
| #include "src/core/NEON/NEAsymm.h" |
| #include "src/core/NEON/wrapper/wrapper.h" |
| #include "src/core/helpers/WindowHelpers.h" |
| |
| namespace arm_compute |
| { |
| namespace cpu |
| { |
| template <typename T> |
| void directconv3d_quantized_neon_ndhwc(const ITensor *src0, const ITensor *src1, const ITensor *src2, ITensor *dst, const Conv3dInfo &conv_info, const Window &window) |
| { |
| const ITensor *src = src0; |
| const ITensor *weights = src1; |
| const ITensor *biases = src2; |
| |
| using vtype = wrapper::traits::neon_bitvector<T, wrapper::traits::BitWidth::W128>; |
| using vector_type = typename vtype::type; |
| using tag_type = typename vtype::tag_type; |
| constexpr int num_elems_read_per_iteration = 16 / sizeof(T); |
| using q16_t = typename wrapper::traits::promote_t<T>; |
| using q32_t = typename wrapper::traits::promote_t<q16_t>; |
| using q32x4_t = typename wrapper::traits::neon_vector<q32_t, 4>::type; |
| |
| const int32_t input_offset = -src->info()->quantization_info().uniform().offset; |
| const float input_scale = src->info()->quantization_info().uniform().scale; |
| const int32_t weights_offset = -weights->info()->quantization_info().uniform().offset; |
| const float weights_scale = weights->info()->quantization_info().uniform().scale; |
| const int32_t output_offset = dst->info()->quantization_info().uniform().offset; |
| const float output_scale = dst->info()->quantization_info().uniform().scale; |
| |
| int32_t output_multiplier = 0; |
| int32_t output_shift = 0; |
| const float multiplier = input_scale * weights_scale / output_scale; |
| arm_compute::quantization::calculate_quantized_multiplier(multiplier, &output_multiplier, &output_shift); |
| |
| // Scalar quantities (N D H W Cin) |
| const int element_size = src->info()->element_size(); |
| const int input_stride_w = src->info()->strides_in_bytes().y() / element_size; |
| const int input_stride_h = src->info()->strides_in_bytes().z() / element_size; |
| const int input_stride_d = src->info()->strides_in_bytes()[3] / element_size; |
| const int input_stride_n = src->info()->strides_in_bytes()[4] / element_size; |
| const int input_dim_w = src->info()->dimension(1); |
| const int input_dim_h = src->info()->dimension(2); |
| const int input_dim_d = src->info()->dimension(3); |
| |
| // Kernel info (D H W Cin Cout) |
| const unsigned int kernel_stride_w = weights->info()->strides_in_bytes()[2] / element_size; |
| const unsigned int kernel_stride_h = weights->info()->strides_in_bytes()[3] / element_size; |
| const unsigned int kernel_stride_d = weights->info()->strides_in_bytes()[4] / element_size; |
| const int kernel_dim_w = weights->info()->dimension(2); |
| const int kernel_dim_h = weights->info()->dimension(3); |
| const int kernel_dim_d = weights->info()->dimension(4); |
| |
| // Convolution padding and stride |
| const int conv_pad_top = conv_info.padding.top; |
| const int conv_pad_left = conv_info.padding.left; |
| const int conv_pad_front = conv_info.padding.front; |
| const int conv_stride_w = conv_info.stride.width; |
| const int conv_stride_h = conv_info.stride.height; |
| const int conv_stride_d = conv_info.stride.depth; |
| |
| // Setup input window for the output iterator |
| Window window_out = window; |
| window_out.set(Window::DimX, Window::Dimension(0, 1, 1)); |
| |
| // Setup input window for the weights iterator |
| Window window_w = calculate_max_window(*weights->info(), Steps()); |
| window_w.set(Window::DimY, Window::Dimension(0, 1, 1)); |
| window_w.set(Window::DimZ, Window::Dimension(0, 1, 1)); |
| window_w.set(Window::DimW, Window::Dimension(0, 1, 1)); |
| window_w.set(4, Window::Dimension(0, 1, 1)); |
| |
| Iterator out(dst, window_out); |
| Iterator wei(weights, window_w); |
| |
| const int32_t *biases_ptr = nullptr; |
| if(biases != nullptr) |
| { |
| biases_ptr = reinterpret_cast<int32_t *>(biases->buffer() + biases->info()->offset_first_element_in_bytes()); |
| } |
| execute_window_loop(window_out, [&](const Coordinates & id) |
| { |
| // We are computing the theoretical input starting points |
| const int in_w_start_t = static_cast<int>(id.y()) * conv_stride_w - conv_pad_left; |
| const int in_h_start_t = static_cast<int>(id.z()) * conv_stride_h - conv_pad_top; |
| const int in_d_start_t = static_cast<int>(id[3]) * conv_stride_d - conv_pad_front; |
| const int in_w_end_t = in_w_start_t + kernel_dim_w; |
| const int in_h_end_t = in_h_start_t + kernel_dim_h; |
| const int in_d_end_t = in_d_start_t + kernel_dim_d; |
| |
| // We are computing the valid initial and ending input points by checking the borders |
| const int in_w_start = std::max(in_w_start_t, 0); |
| const int in_h_start = std::max(in_h_start_t, 0); |
| const int in_d_start = std::max(in_d_start_t, 0); |
| const int in_w_end = std::min(in_w_end_t, input_dim_w); |
| const int in_h_end = std::min(in_h_end_t, input_dim_h); |
| const int in_d_end = std::min(in_d_end_t, input_dim_d); |
| |
| // We use the input points to select the valid weight points to use |
| const int wei_w_start = in_w_start - in_w_start_t; |
| const int wei_h_start = in_h_start - in_h_start_t; |
| const int wei_d_start = in_d_start - in_d_start_t; |
| const int wei_w_end = kernel_dim_w - (in_w_end_t - in_w_end); |
| const int wei_h_end = kernel_dim_h - (in_h_end_t - in_h_end); |
| const int wei_d_end = kernel_dim_d - (in_d_end_t - in_d_end); |
| |
| const int index_c_out_end = weights->info()->dimension(0); |
| const int index_c_in_end = weights->info()->dimension(1); |
| const T *const in_ptr_start = reinterpret_cast<const T *>(src->buffer() + src->info()->offset_first_element_in_bytes()) + id[4] * input_stride_n; |
| |
| execute_window_loop(window_w, [&](const Coordinates & id_w) |
| { |
| /* |
| * This is the loop in the weights, and it goes along OFM (output feature map) |
| */ |
| const auto weights_ptr_start = reinterpret_cast<const T *>(wei.ptr()); |
| int32_t acc = static_cast<int32_t>(0); |
| T *out_ptr = reinterpret_cast<T *>(out.ptr()); |
| for(int index_wei_d = wei_d_start, index_in_d = in_d_start; index_wei_d < wei_d_end; ++index_wei_d, ++index_in_d) |
| { |
| const auto in_ptr_d = in_ptr_start + index_in_d * input_stride_d; |
| const auto weights_ptr_d = weights_ptr_start + index_wei_d * kernel_stride_d; |
| for(int index_wei_h = wei_h_start, index_in_h = in_h_start; index_wei_h < wei_h_end; ++index_wei_h, ++index_in_h) |
| { |
| const T *const in_ptr_row = in_ptr_d + index_in_h * input_stride_h; |
| const T *const weights_ptr_row = weights_ptr_d + index_wei_h * kernel_stride_h; |
| for(int index_wei_w = wei_w_start, index_in_w = in_w_start; index_wei_w < wei_w_end; ++index_wei_w, ++index_in_w) |
| { |
| const T *in_ptr_mover = in_ptr_row + index_in_w * input_stride_w; |
| const T *weights_ptr_mover = weights_ptr_row + index_wei_w * kernel_stride_w; |
| int index_c_in = 0; |
| vector_type w_vec = wrapper::vdup_n(static_cast<T>(0), tag_type()); |
| |
| q32x4_t acc_q32_0 = wrapper::vdup_n(static_cast<q32_t>(0), tag_type()); |
| q32x4_t acc_q32_1 = wrapper::vdup_n(static_cast<q32_t>(0), tag_type()); |
| q32x4_t acc_q32_2 = wrapper::vdup_n(static_cast<q32_t>(0), tag_type()); |
| q32x4_t acc_q32_3 = wrapper::vdup_n(static_cast<q32_t>(0), tag_type()); |
| |
| for(; index_c_in <= index_c_in_end - num_elems_read_per_iteration; |
| index_c_in += num_elems_read_per_iteration, in_ptr_mover += num_elems_read_per_iteration) |
| { |
| const auto src_vec = wrapper::vloadq(in_ptr_mover); |
| //Load Cin weights |
| for(int k = 0; k < num_elems_read_per_iteration; ++k, weights_ptr_mover += index_c_out_end) |
| { |
| w_vec = wrapper::vsetlane(*weights_ptr_mover, w_vec, k); |
| } |
| q32x4_t src_q32_0 = wrapper::vdup_n(static_cast<q32_t>(input_offset), tag_type()); |
| q32x4_t src_q32_1 = wrapper::vdup_n(static_cast<q32_t>(input_offset), tag_type()); |
| q32x4_t src_q32_2 = wrapper::vdup_n(static_cast<q32_t>(input_offset), tag_type()); |
| q32x4_t src_q32_3 = wrapper::vdup_n(static_cast<q32_t>(input_offset), tag_type()); |
| |
| q32x4_t wei_q32_0 = wrapper::vdup_n(static_cast<q32_t>(weights_offset), tag_type()); |
| q32x4_t wei_q32_1 = wrapper::vdup_n(static_cast<q32_t>(weights_offset), tag_type()); |
| q32x4_t wei_q32_2 = wrapper::vdup_n(static_cast<q32_t>(weights_offset), tag_type()); |
| q32x4_t wei_q32_3 = wrapper::vdup_n(static_cast<q32_t>(weights_offset), tag_type()); |
| |
| const auto src_q16_0 = wrapper::vmovl(wrapper::vgetlow(src_vec)); |
| const auto src_q16_1 = wrapper::vmovl(wrapper::vgethigh(src_vec)); |
| const auto wei_q16_0 = wrapper::vmovl(wrapper::vgetlow(w_vec)); |
| const auto wei_q16_1 = wrapper::vmovl(wrapper::vgethigh(w_vec)); |
| |
| src_q32_0 = wrapper::vadd(src_q32_0, wrapper::vmovl(wrapper::vgetlow(src_q16_0))); |
| src_q32_1 = wrapper::vadd(src_q32_1, wrapper::vmovl(wrapper::vgethigh(src_q16_0))); |
| src_q32_2 = wrapper::vadd(src_q32_2, wrapper::vmovl(wrapper::vgetlow(src_q16_1))); |
| src_q32_3 = wrapper::vadd(src_q32_3, wrapper::vmovl(wrapper::vgethigh(src_q16_1))); |
| |
| wei_q32_0 = wrapper::vadd(wei_q32_0, wrapper::vmovl(wrapper::vgetlow(wei_q16_0))); |
| wei_q32_1 = wrapper::vadd(wei_q32_1, wrapper::vmovl(wrapper::vgethigh(wei_q16_0))); |
| wei_q32_2 = wrapper::vadd(wei_q32_2, wrapper::vmovl(wrapper::vgetlow(wei_q16_1))); |
| wei_q32_3 = wrapper::vadd(wei_q32_3, wrapper::vmovl(wrapper::vgethigh(wei_q16_1))); |
| |
| acc_q32_0 = wrapper::vmla(acc_q32_0, wei_q32_0, src_q32_0); |
| acc_q32_1 = wrapper::vmla(acc_q32_1, wei_q32_1, src_q32_1); |
| acc_q32_2 = wrapper::vmla(acc_q32_2, wei_q32_2, src_q32_2); |
| acc_q32_3 = wrapper::vmla(acc_q32_3, wei_q32_3, src_q32_3); |
| } |
| #if defined(__aarch64__) |
| acc += wrapper::vaddv(acc_q32_0); |
| acc += wrapper::vaddv(acc_q32_1); |
| acc += wrapper::vaddv(acc_q32_2); |
| acc += wrapper::vaddv(acc_q32_3); |
| #else // __aarch64__ |
| auto temp = wrapper::vpadd(wrapper::vgethigh(acc_q32_0), wrapper::vgetlow(acc_q32_0)); |
| temp = wrapper::vpadd(temp, temp); |
| acc += wrapper::vgetlane(temp, 0); |
| |
| temp = wrapper::vpadd(wrapper::vgethigh(acc_q32_1), wrapper::vgetlow(acc_q32_1)); |
| temp = wrapper::vpadd(temp, temp); |
| acc += wrapper::vgetlane(temp, 0); |
| |
| temp = wrapper::vpadd(wrapper::vgethigh(acc_q32_2), wrapper::vgetlow(acc_q32_2)); |
| temp = wrapper::vpadd(temp, temp); |
| acc += wrapper::vgetlane(temp, 0); |
| |
| temp = wrapper::vpadd(wrapper::vgethigh(acc_q32_3), wrapper::vgetlow(acc_q32_3)); |
| temp = wrapper::vpadd(temp, temp); |
| acc += wrapper::vgetlane(temp, 0); |
| |
| #endif // __aarch64__ |
| |
| for(; index_c_in < index_c_in_end; ++index_c_in, ++in_ptr_mover, weights_ptr_mover += index_c_out_end) |
| { |
| const auto src_val = *(in_ptr_mover) + input_offset; |
| const auto w_val = *(weights_ptr_mover) + weights_offset; |
| acc += src_val * w_val; |
| } |
| } |
| } |
| } |
| |
| if(biases) |
| { |
| acc += *reinterpret_cast<const int32_t *>(biases_ptr + id_w[0]); |
| } |
| |
| T out_val = finalize_quantization(acc, output_multiplier, output_shift, output_offset, T(0), T(0), false); |
| *(reinterpret_cast<T *>(out_ptr + id_w[0])) = out_val; |
| }, |
| wei); |
| }, |
| out); |
| } |
| } // namespace cpu |
| } // namespace arm_compute |
| #endif // SRC_CORE_NEON_KERNELS_CONV3D_QUANTIZED_H |