diff options
Diffstat (limited to 'src/dynamic_fusion/sketch/gpu/ckw_driver/components/GpuCkwResize.cpp')
| -rw-r--r-- | src/dynamic_fusion/sketch/gpu/ckw_driver/components/GpuCkwResize.cpp | 576 |
1 files changed, 576 insertions, 0 deletions
diff --git a/src/dynamic_fusion/sketch/gpu/ckw_driver/components/GpuCkwResize.cpp b/src/dynamic_fusion/sketch/gpu/ckw_driver/components/GpuCkwResize.cpp new file mode 100644 index 0000000000..edd7ea9a38 --- /dev/null +++ b/src/dynamic_fusion/sketch/gpu/ckw_driver/components/GpuCkwResize.cpp @@ -0,0 +1,576 @@ +/* + * Copyright (c) 2023-2024 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 "src/dynamic_fusion/sketch/gpu/ckw_driver/components/GpuCkwResize.h" + +#include "arm_compute/core/Error.h" +#include "arm_compute/core/utils/helpers/AdjustVecSize.h" +#include "arm_compute/core/Validate.h" + +#include "src/core/helpers/WindowHelpers.h" +#include "src/core/utils/ScaleUtils.h" +#include "src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/CkwHelper.h" +#include "src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/type_converter/Common.h" +#include "src/dynamic_fusion/sketch/gpu/ckw_driver/GpuCkwScopedKernelWriter.h" +#include "src/dynamic_fusion/sketch/gpu/ckw_driver/GpuCkwVariableTable.h" +#include "src/dynamic_fusion/sketch/gpu/GpuKernelArgument.h" +#include "src/dynamic_fusion/sketch/gpu/GpuKernelComponentGroup.h" +#include "support/StringSupport.h" + +#include <cstdint> + +namespace arm_compute +{ +namespace experimental +{ +namespace dynamic_fusion +{ +namespace +{ +constexpr uint32_t opencl_vector_size_in_bytes = 16; +} // namespace + +GpuCkwResize::GpuCkwResize(ComponentId id, const ArgumentPack<ITensorInfo> &tensors, const Attributes &attributes) + : IGpuCkwComponentDriver{id, tensors}, _src{}, _dst{}, _attributes{attributes} +{ + _src = this->tensors().get_const_tensor(TensorType::ACL_SRC); + _dst = this->tensors().get_const_tensor(TensorType::ACL_DST); + ARM_COMPUTE_ERROR_ON_NULLPTR(_src, _dst); +} + +void GpuCkwResize::do_nearest_neighbor_resize(const ComponentGroup &comp_group, + GpuCkwVariableTable &vtable, + GpuCkwScopedKernelWriter writer) const +{ + const uint32_t width_idx = get_data_layout_dimension_index(_dst->data_layout(), DataLayoutDimension::WIDTH); + const uint32_t height_idx = get_data_layout_dimension_index(_dst->data_layout(), DataLayoutDimension::HEIGHT); + + /******************************************************************************** + * 1 - Define tensors + ********************************************************************************/ + GpuCkwComponentArgument *src = vtable.declare_variable(comp_group, writer, _src, "src"); + GpuCkwComponentArgument *dst = vtable.declare_variable(comp_group, writer, _dst, "dst"); + + /******************************************************************************** + * 2 - Define CKW constants + ********************************************************************************/ + const auto dst_dt = to_ckw(_dst->data_type()); + const float scale_x = scale_utils::calculate_resize_ratio(_src->dimension(width_idx), _dst->dimension(width_idx), + _attributes.align_corners()); + const float scale_y = scale_utils::calculate_resize_ratio(_src->dimension(height_idx), _dst->dimension(height_idx), + _attributes.align_corners()); + const auto src_w = static_cast<int32_t>(_src->dimension(width_idx)); + const auto src_h = static_cast<int32_t>(_src->dimension(height_idx)); + const auto dst_h = static_cast<int32_t>(_dst->dimension(height_idx)); + + // CKW constants + auto const_src_w_i32 = writer->declare_constant_tile(ckw::ConstantData({{src_w}}, ckw::DataType::Int32)); + auto const_src_h_i32 = writer->declare_constant_tile(ckw::ConstantData({{src_h}}, ckw::DataType::Int32)); + auto const_dst_h_i32 = writer->declare_constant_tile(ckw::ConstantData({{dst_h}}, ckw::DataType::Int32)); + auto const_pos_1_i32 = writer->declare_constant_tile(ckw::ConstantData({{1}}, ckw::DataType::Int32)); + auto const_0_i32 = writer->declare_constant_tile(ckw::ConstantData({{0}}, ckw::DataType::Int32)); + auto const_0_fp = writer->declare_constant_tile(ckw::ConstantData({{0.0f}}, dst_dt)); + auto const_pos_0_5_fp = writer->declare_constant_tile(ckw::ConstantData({{0.5f}}, ckw::DataType::Fp32)); + auto const_scale_x_fp = writer->declare_constant_tile(ckw::ConstantData({{scale_x}}, ckw::DataType::Fp32)); + auto const_scale_y_fp = writer->declare_constant_tile(ckw::ConstantData({{scale_y}}, ckw::DataType::Fp32)); + + /******************************************************************************** + * 3 - Define the compute block parameters and destination tile (if not root component) + * Bind the tile to the tensor to share it among different components and + * initialize the compute block parameters + ********************************************************************************/ + // The n0 and m0 parameters from root_window only refers to the output + const auto root_window = comp_group.get_root_component()->ckw_component_driver()->get_window(); + + // Destination compute block size + const int32_t dst_n0 = root_window.x().step(); + + // dst_m0 must be 1 + ARM_COMPUTE_ERROR_ON(root_window.y().step() != 1); + + // Destination compute block size left-over + const int32_t dst_n0_partial = _dst->dimension(0) % dst_n0; + + // Shift-back for the overlapping-min strategy + const int32_t dst_shift_back = (dst_n0 - dst_n0_partial) % dst_n0; + + ckw::TensorSampler sampler_dst; + sampler_dst.format(ckw::TensorSamplerFormat::Dim0_Dim1_Dim2); + if (dst_n0_partial == 0) + { + sampler_dst.address_mode_x(ckw::TensorSamplerAddressModeX::None); + } + else + { + sampler_dst.address_mode_x(ckw::TensorSamplerAddressModeX::OverlappingMin); + } + sampler_dst.address_mode_y(ckw::TensorSamplerAddressModeY::None); + sampler_dst.address_mode_z(ckw::TensorSamplerAddressModeZ::None); + sampler_dst.storage(ckw::TensorStorageType::BufferUint8Ptr); + + // Declare destination tile + auto tile_dst = writer->declare_tile("dst", ckw::TileInfo(dst_dt, 1, dst_n0)); + + // Initialize destination tile + writer->op_assign(tile_dst, const_0_fp); + + // Bind tile to the tensor + dst->init_virtual_tensor(tile_dst, sampler_dst); + + /******************************************************************************** + * 4 - Define the compute block parameters CKW constants + ********************************************************************************/ + auto const_n0_i32 = writer->declare_constant_tile(ckw::ConstantData({{dst_n0}}, ckw::DataType::Int32)); + auto const_shift_back_n0_i32 = + writer->declare_constant_tile(ckw::ConstantData({{dst_shift_back}}, ckw::DataType::Int32)); + + /******************************************************************************** + * 5 - Define the samplers for the input tensor + ********************************************************************************/ + ckw::TensorSampler sampler_src; + sampler_src.format(ckw::TensorSamplerFormat::Dim0_Dim1_Dim2); + sampler_src.address_mode_x(ckw::TensorSamplerAddressModeX::None); + sampler_src.address_mode_y(ckw::TensorSamplerAddressModeY::None); + sampler_src.address_mode_z(ckw::TensorSamplerAddressModeZ::None); + + /******************************************************************************** + * 6 - Extra operations required before writing the main code + ********************************************************************************/ + + // .... + + /******************************************************************************** + * 7 - Get the coordinates of the destination tile + ********************************************************************************/ + auto tile_gid_0 = writer->declare_tile("gid_0", ckw::TileInfo(ckw::DataType::Int32)); + auto tile_gid_1 = writer->declare_tile("gid_1", ckw::TileInfo(ckw::DataType::Int32)); + auto tile_gid_2 = writer->declare_tile("gid_2", ckw::TileInfo(ckw::DataType::Int32)); + + writer->op_get_global_id(tile_gid_0, 0); + writer->op_get_global_id(tile_gid_1, 1); + writer->op_get_global_id(tile_gid_2, 2); + + auto tile_co = writer->declare_tile("co", ckw::TileInfo(ckw::DataType::Int32)); // OFM + auto tile_xo = writer->declare_tile("xo", ckw::TileInfo(ckw::DataType::Int32)); // WIDTH + auto tile_yo = writer->declare_tile("yo", ckw::TileInfo(ckw::DataType::Int32)); // HEIGHT + auto tile_bo = writer->declare_tile("bo", ckw::TileInfo(ckw::DataType::Int32)); // BATCH SIZE IDX + + // Calculate coordinates + get_coordinate_from_gws_overlapping_min(writer, tile_co, tile_gid_0, const_n0_i32, const_shift_back_n0_i32, + const_0_i32); + writer->op_assign(tile_xo, tile_gid_1); + writer->op_binary(tile_yo, ckw::BinaryOp::Mod, tile_gid_2, const_dst_h_i32); + writer->op_binary(tile_bo, ckw::BinaryOp::Div, tile_gid_2, const_dst_h_i32); + + /******************************************************************************** + * 8 - Write the rest of the code + ********************************************************************************/ + auto tile_xi_f = writer->declare_tile("xi_f", ckw::DataType::Fp32); + auto tile_yi_f = writer->declare_tile("yi_f", ckw::DataType::Fp32); + + switch (_attributes.sampling_policy()) + { + case SamplingPolicy::TOP_LEFT: + // xi_f = (xo * scale_x) + // yi_f = (yo * scale_y) + writer->op_cast(tile_xi_f, tile_xo, ckw::ConvertPolicy::None); + writer->op_cast(tile_yi_f, tile_yo, ckw::ConvertPolicy::None); + writer->op_binary(tile_xi_f, ckw::BinaryOp::Mul, tile_xi_f, const_scale_x_fp); + writer->op_binary(tile_yi_f, ckw::BinaryOp::Mul, tile_yi_f, const_scale_y_fp); + break; + case SamplingPolicy::CENTER: + { + // xi_f = ((xo + 0.5f) * scale_x) + // yi_f = ((yo + 0.5f) * scale_y) + const auto &tile_xo_plus_half = writer->declare_tile("xo_plus_half", ckw::DataType::Fp32); + const auto &tile_yo_plus_half = writer->declare_tile("yo_plus_half", ckw::DataType::Fp32); + + writer->op_cast(tile_xo_plus_half, tile_xo, ckw::ConvertPolicy::None); + writer->op_cast(tile_yo_plus_half, tile_yo, ckw::ConvertPolicy::None); + writer->op_binary(tile_xo_plus_half, ckw::BinaryOp::Add, tile_xo_plus_half, const_pos_0_5_fp); + writer->op_binary(tile_yo_plus_half, ckw::BinaryOp::Add, tile_yo_plus_half, const_pos_0_5_fp); + writer->op_binary(tile_xi_f, ckw::BinaryOp::Mul, tile_xo_plus_half, const_scale_x_fp); + writer->op_binary(tile_yi_f, ckw::BinaryOp::Mul, tile_yo_plus_half, const_scale_y_fp); + } + break; + default: + ARM_COMPUTE_ERROR("Unsupported sampling policy"); + } + + if (_attributes.align_corners()) + { + writer->op_unary(tile_xi_f, ckw::UnaryOp::Round, tile_xi_f); + writer->op_unary(tile_yi_f, ckw::UnaryOp::Round, tile_yi_f); + } + + // xi0 = clamp((int)xi_f, 0, (int)src_w - 1) + // yi0 = clamp((int)yi_f, 0, (int)src_h - 1) + auto tile_xi_f_int = writer->declare_tile("xi_f_int", ckw::DataType::Int32); + auto tile_yi_f_int = writer->declare_tile("yi_f_int", ckw::DataType::Int32); + + writer->op_cast(tile_xi_f_int, tile_xi_f, ckw::ConvertPolicy::None); + writer->op_cast(tile_yi_f_int, tile_yi_f, ckw::ConvertPolicy::None); + + auto tile_src_w_minus_1 = writer->declare_tile("src_w_minus_1", ckw::DataType::Int32); + auto tile_src_h_minus_1 = writer->declare_tile("src_h_minus_1", ckw::DataType::Int32); + + writer->op_binary(tile_src_w_minus_1, ckw::BinaryOp::Sub, const_src_w_i32, const_pos_1_i32); + writer->op_binary(tile_src_h_minus_1, ckw::BinaryOp::Sub, const_src_h_i32, const_pos_1_i32); + + auto tile_xi0 = writer->declare_tile("xi0", ckw::DataType::Int32); + auto tile_yi0 = writer->declare_tile("yi0", ckw::DataType::Int32); + + writer->op_ternary(tile_xi0, ckw::TernaryOp::Clamp, tile_xi_f_int, const_0_i32, tile_src_w_minus_1); + writer->op_ternary(tile_yi0, ckw::TernaryOp::Clamp, tile_yi_f_int, const_0_i32, tile_src_h_minus_1); + + auto tile_src = writer->declare_tile("src_tile", ckw::TileInfo(dst_dt, 1, dst_n0)); + writer->op_load(tile_src, src->tensor(), sampler_src, tile_co, tile_xi0, tile_yi0, tile_bo); + + writer->op_assign(tile_dst, tile_src); +} + +void GpuCkwResize::do_bilinear_resize(const ComponentGroup &comp_group, + GpuCkwVariableTable &vtable, + GpuCkwScopedKernelWriter writer) const +{ + const size_t width_idx = get_data_layout_dimension_index(_dst->data_layout(), DataLayoutDimension::WIDTH); + const size_t height_idx = get_data_layout_dimension_index(_dst->data_layout(), DataLayoutDimension::HEIGHT); + + /******************************************************************************** + * 1 - Define tensors + ********************************************************************************/ + GpuCkwComponentArgument *src = vtable.declare_variable(comp_group, writer, _src, "src"); + GpuCkwComponentArgument *dst = vtable.declare_variable(comp_group, writer, _dst, "dst"); + + /******************************************************************************** + * 2 - Define CKW constants + ********************************************************************************/ + const auto dst_dt = to_ckw(_dst->data_type()); + const float scale_x = scale_utils::calculate_resize_ratio(_src->dimension(width_idx), _dst->dimension(width_idx), + _attributes.align_corners()); + const float scale_y = scale_utils::calculate_resize_ratio(_src->dimension(height_idx), _dst->dimension(height_idx), + _attributes.align_corners()); + const auto src_w = static_cast<int32_t>(_src->dimension(width_idx)); + const auto src_h = static_cast<int32_t>(_src->dimension(height_idx)); + const auto dst_h = static_cast<int32_t>(_dst->dimension(height_idx)); + + // CKW constants + auto const_src_w_i32 = writer->declare_constant_tile(ckw::ConstantData({{src_w}}, ckw::DataType::Int32)); + auto const_src_h_i32 = writer->declare_constant_tile(ckw::ConstantData({{src_h}}, ckw::DataType::Int32)); + auto const_dst_h_i32 = writer->declare_constant_tile(ckw::ConstantData({{dst_h}}, ckw::DataType::Int32)); + auto const_pos_1_i32 = writer->declare_constant_tile(ckw::ConstantData({{1}}, ckw::DataType::Int32)); + auto const_0_i32 = writer->declare_constant_tile(ckw::ConstantData({{0}}, ckw::DataType::Int32)); + auto const_0_fp = writer->declare_constant_tile(ckw::ConstantData({{0.0f}}, dst_dt)); + auto const_pos_1_fp = writer->declare_constant_tile(ckw::ConstantData({{1.0f}}, ckw::DataType::Fp32)); + auto const_pos_0_5_fp = writer->declare_constant_tile(ckw::ConstantData({{0.5f}}, ckw::DataType::Fp32)); + auto const_scale_x_fp = writer->declare_constant_tile(ckw::ConstantData({{scale_x}}, ckw::DataType::Fp32)); + auto const_scale_y_fp = writer->declare_constant_tile(ckw::ConstantData({{scale_y}}, ckw::DataType::Fp32)); + + /******************************************************************************** + * 3 - Define the compute block parameters and destination tile (if not root component) + * Bind the tile to the tensor to share it among different components and + * initialize the compute block parameters + ********************************************************************************/ + // The n0 and m0 parameters from root_window only refers to the output + const auto root_window = comp_group.get_root_component()->ckw_component_driver()->get_window(); + + // Destination compute block size + const int32_t dst_n0 = root_window.x().step(); + + // dst_m0 must be 1 + ARM_COMPUTE_ERROR_ON(root_window.y().step() != 1); + + // Destination compute block size left-over + const int32_t dst_n0_partial = _dst->dimension(0) % dst_n0; + + // Shift-back for the overlapping-min strategy + const int32_t dst_shift_back = (dst_n0 - dst_n0_partial) % dst_n0; + + ckw::TensorSampler sampler_dst; + sampler_dst.format(ckw::TensorSamplerFormat::Dim0_Dim1_Dim2); + if (dst_n0_partial == 0) + { + sampler_dst.address_mode_x(ckw::TensorSamplerAddressModeX::None); + } + else + { + sampler_dst.address_mode_x(ckw::TensorSamplerAddressModeX::OverlappingMin); + } + sampler_dst.address_mode_y(ckw::TensorSamplerAddressModeY::None); + sampler_dst.address_mode_z(ckw::TensorSamplerAddressModeZ::None); + sampler_dst.storage(ckw::TensorStorageType::BufferUint8Ptr); + + // Declare destination tile + auto tile_dst = writer->declare_tile("dst", ckw::TileInfo(dst_dt, 1, dst_n0)); + + // Initialize destination tile + writer->op_assign(tile_dst, const_0_fp); + + // Bind tile to the tensor + dst->init_virtual_tensor(tile_dst, sampler_dst); + + /******************************************************************************** + * 4 - Define the compute block parameters CKW constants + ********************************************************************************/ + auto const_n0_i32 = writer->declare_constant_tile(ckw::ConstantData({{dst_n0}}, ckw::DataType::Int32)); + auto const_shift_back_n0_i32 = + writer->declare_constant_tile(ckw::ConstantData({{dst_shift_back}}, ckw::DataType::Int32)); + + /******************************************************************************** + * 5 - Define the sampler for the input tensor + ********************************************************************************/ + ckw::TensorSampler sampler_src; + sampler_src.format(ckw::TensorSamplerFormat::Dim0_Dim1_Dim2); + sampler_src.address_mode_x(ckw::TensorSamplerAddressModeX::None); + sampler_src.address_mode_y(ckw::TensorSamplerAddressModeY::None); + sampler_src.address_mode_z(ckw::TensorSamplerAddressModeZ::None); + + /******************************************************************************** + * 6 - Extra operations required before writing the main code + ********************************************************************************/ + + // .... + + /******************************************************************************** + * 7 - Get the coordinates of the destination tile + ********************************************************************************/ + auto tile_gid_0 = writer->declare_tile("gid_0", ckw::TileInfo(ckw::DataType::Int32)); + auto tile_gid_1 = writer->declare_tile("gid_1", ckw::TileInfo(ckw::DataType::Int32)); + auto tile_gid_2 = writer->declare_tile("gid_2", ckw::TileInfo(ckw::DataType::Int32)); + + writer->op_get_global_id(tile_gid_0, 0); + writer->op_get_global_id(tile_gid_1, 1); + writer->op_get_global_id(tile_gid_2, 2); + + auto tile_co = writer->declare_tile("co", ckw::TileInfo(ckw::DataType::Int32)); // OFM + auto tile_xo = writer->declare_tile("xo", ckw::TileInfo(ckw::DataType::Int32)); // WIDTH + auto tile_yo = writer->declare_tile("yo", ckw::TileInfo(ckw::DataType::Int32)); // HEIGHT + auto tile_bo = writer->declare_tile("bo", ckw::TileInfo(ckw::DataType::Int32)); // BATCH SIZE IDX + + // Calculate coordinates + get_coordinate_from_gws_overlapping_min(writer, tile_co, tile_gid_0, const_n0_i32, const_shift_back_n0_i32, + const_0_i32); + writer->op_assign(tile_xo, tile_gid_1); + writer->op_binary(tile_yo, ckw::BinaryOp::Mod, tile_gid_2, const_dst_h_i32); + writer->op_binary(tile_bo, ckw::BinaryOp::Div, tile_gid_2, const_dst_h_i32); + + /******************************************************************************** + * 8 - Write the rest of the code + ********************************************************************************/ + auto tile_xi_f = writer->declare_tile("xi_f", ckw::DataType::Fp32); + auto tile_yi_f = writer->declare_tile("yi_f", ckw::DataType::Fp32); + + switch (_attributes.sampling_policy()) + { + case SamplingPolicy::TOP_LEFT: + // xi_f = (xo * scale_x) + // yi_f = (yo * scale_y) + writer->op_cast(tile_xi_f, tile_xo, ckw::ConvertPolicy::None); + writer->op_cast(tile_yi_f, tile_yo, ckw::ConvertPolicy::None); + writer->op_binary(tile_xi_f, ckw::BinaryOp::Mul, tile_xi_f, const_scale_x_fp); + writer->op_binary(tile_yi_f, ckw::BinaryOp::Mul, tile_yi_f, const_scale_y_fp); + break; + case SamplingPolicy::CENTER: + { + // xi_f = ((xo + 0.5f) * scale_x - 0.5f) + // yi_f = ((yo + 0.5f) * scale_y - 0.5f) + const auto &tile_xo_plus_half = writer->declare_tile("xo_plus_half", ckw::DataType::Fp32); + const auto &tile_yo_plus_half = writer->declare_tile("yo_plus_half", ckw::DataType::Fp32); + + writer->op_cast(tile_xo_plus_half, tile_xo, ckw::ConvertPolicy::None); + writer->op_cast(tile_yo_plus_half, tile_yo, ckw::ConvertPolicy::None); + writer->op_binary(tile_xo_plus_half, ckw::BinaryOp::Add, tile_xo_plus_half, const_pos_0_5_fp); + writer->op_binary(tile_yo_plus_half, ckw::BinaryOp::Add, tile_yo_plus_half, const_pos_0_5_fp); + writer->op_binary(tile_xi_f, ckw::BinaryOp::Mul, tile_xo_plus_half, const_scale_x_fp); + writer->op_binary(tile_yi_f, ckw::BinaryOp::Mul, tile_yo_plus_half, const_scale_y_fp); + + writer->op_binary(tile_xi_f, ckw::BinaryOp::Sub, tile_xi_f, const_pos_0_5_fp); + writer->op_binary(tile_yi_f, ckw::BinaryOp::Sub, tile_yi_f, const_pos_0_5_fp); + } + break; + default: + ARM_COMPUTE_ERROR("Unsupported sampling policy"); + } + + // xi = (int)floor(xi_f); + // yi = (int)floor(yi_f); + auto tile_xi_f_floor = writer->declare_tile("xi_f_floor", ckw::DataType::Fp32); + auto tile_yi_f_floor = writer->declare_tile("yi_f_floor", ckw::DataType::Fp32); + writer->op_unary(tile_xi_f_floor, ckw::UnaryOp::Floor, tile_xi_f); + writer->op_unary(tile_yi_f_floor, ckw::UnaryOp::Floor, tile_yi_f); + + auto tile_xi = writer->declare_tile("xi", ckw::DataType::Int32); + auto tile_yi = writer->declare_tile("yi", ckw::DataType::Int32); + writer->op_cast(tile_xi, tile_xi_f_floor, ckw::ConvertPolicy::None); + writer->op_cast(tile_yi, tile_yi_f_floor, ckw::ConvertPolicy::None); + + // xi0 = clamp(xi, 0, (int)src_w - 1); + // yi0 = clamp(yi, 0, (int)src_h - 1); + // xi1 = clamp(xi + 1, 0, (int)src_w - 1); + // yi1 = clamp(yi + 1, 0, (int)src_h - 1); + auto tile_src_w_minus_1 = writer->declare_tile("src_w_minus_1", ckw::DataType::Int32); + auto tile_src_h_minus_1 = writer->declare_tile("src_h_minus_1", ckw::DataType::Int32); + writer->op_binary(tile_src_w_minus_1, ckw::BinaryOp::Sub, const_src_w_i32, const_pos_1_i32); + writer->op_binary(tile_src_h_minus_1, ckw::BinaryOp::Sub, const_src_h_i32, const_pos_1_i32); + + auto tile_xi_plus_1 = writer->declare_tile("xi_plus_1", ckw::DataType::Int32); + auto tile_yi_plus_1 = writer->declare_tile("yi_plus_1", ckw::DataType::Int32); + writer->op_binary(tile_xi_plus_1, ckw::BinaryOp::Add, tile_xi, const_pos_1_i32); + writer->op_binary(tile_yi_plus_1, ckw::BinaryOp::Add, tile_yi, const_pos_1_i32); + + auto tile_xi0 = writer->declare_tile("xi0", ckw::DataType::Int32); + auto tile_yi0 = writer->declare_tile("yi0", ckw::DataType::Int32); + auto tile_xi1 = writer->declare_tile("xi1", ckw::DataType::Int32); + auto tile_yi1 = writer->declare_tile("yi1", ckw::DataType::Int32); + + writer->op_ternary(tile_xi0, ckw::TernaryOp::Clamp, tile_xi, const_0_i32, tile_src_w_minus_1); + writer->op_ternary(tile_yi0, ckw::TernaryOp::Clamp, tile_yi, const_0_i32, tile_src_h_minus_1); + writer->op_ternary(tile_xi1, ckw::TernaryOp::Clamp, tile_xi_plus_1, const_0_i32, tile_src_w_minus_1); + writer->op_ternary(tile_yi1, ckw::TernaryOp::Clamp, tile_yi_plus_1, const_0_i32, tile_src_h_minus_1); + + auto tile_in00 = writer->declare_tile("in00", ckw::TileInfo(dst_dt, 1, dst_n0)); + auto tile_in01 = writer->declare_tile("in01", ckw::TileInfo(dst_dt, 1, dst_n0)); + auto tile_in10 = writer->declare_tile("in10", ckw::TileInfo(dst_dt, 1, dst_n0)); + auto tile_in11 = writer->declare_tile("in11", ckw::TileInfo(dst_dt, 1, dst_n0)); + + writer->op_load(tile_in00, src->tensor(), sampler_src, tile_co, tile_xi0, tile_yi0, tile_bo); + writer->op_load(tile_in01, src->tensor(), sampler_src, tile_co, tile_xi1, tile_yi0, tile_bo); + writer->op_load(tile_in10, src->tensor(), sampler_src, tile_co, tile_xi0, tile_yi1, tile_bo); + writer->op_load(tile_in11, src->tensor(), sampler_src, tile_co, tile_xi1, tile_yi1, tile_bo); + + // Weights of each nearest pixel + auto tile_a = writer->declare_tile("a", ckw::DataType::Fp32); + auto tile_b = writer->declare_tile("b", ckw::DataType::Fp32); + auto tile_a1 = writer->declare_tile("a1", ckw::DataType::Fp32); + auto tile_b1 = writer->declare_tile("b1", ckw::DataType::Fp32); + + // a = (xi_f - (float)xi) + // b = (1.f - a) + // a1 = (yi_f - (float)yi) + // b1 = (1.f - a1) + auto tile_xi_float = writer->declare_tile("xi_float", ckw::DataType::Fp32); + auto tile_yi_float = writer->declare_tile("yi_float", ckw::DataType::Fp32); + writer->op_cast(tile_xi_float, tile_xi, ckw::ConvertPolicy::None); + writer->op_cast(tile_yi_float, tile_yi, ckw::ConvertPolicy::None); + + writer->op_binary(tile_a, ckw::BinaryOp::Sub, tile_xi_f, tile_xi_float); + writer->op_binary(tile_b, ckw::BinaryOp::Sub, const_pos_1_fp, tile_a); + writer->op_binary(tile_a1, ckw::BinaryOp::Sub, tile_yi_f, tile_yi_float); + writer->op_binary(tile_b1, ckw::BinaryOp::Sub, const_pos_1_fp, tile_a1); + + // Cast weights to source type + const auto &tile_a_src_type = writer->declare_tile("a_src_t", to_ckw(_src->data_type())); + const auto &tile_b_src_type = writer->declare_tile("b_src_t", to_ckw(_src->data_type())); + const auto &tile_a1_src_type = writer->declare_tile("a1_src_t", to_ckw(_src->data_type())); + const auto &tile_b1_src_type = writer->declare_tile("b1_src_t", to_ckw(_src->data_type())); + + writer->op_cast(tile_a_src_type, tile_a, ckw::ConvertPolicy::None); + writer->op_cast(tile_b_src_type, tile_b, ckw::ConvertPolicy::None); + writer->op_cast(tile_a1_src_type, tile_a1, ckw::ConvertPolicy::None); + writer->op_cast(tile_b1_src_type, tile_b1, ckw::ConvertPolicy::None); + + // in00 * b * b1 + writer->op_binary(tile_in00, ckw::BinaryOp::Mul, tile_in00, tile_b_src_type); + writer->op_binary(tile_in00, ckw::BinaryOp::Mul, tile_in00, tile_b1_src_type); + + // in01 * a * b1 + writer->op_binary(tile_in01, ckw::BinaryOp::Mul, tile_in01, tile_a_src_type); + writer->op_binary(tile_in01, ckw::BinaryOp::Mul, tile_in01, tile_b1_src_type); + + // in10 * b * a1 + writer->op_binary(tile_in10, ckw::BinaryOp::Mul, tile_in10, tile_b_src_type); + writer->op_binary(tile_in10, ckw::BinaryOp::Mul, tile_in10, tile_a1_src_type); + + // in11 * a * a1 + writer->op_binary(tile_in11, ckw::BinaryOp::Mul, tile_in11, tile_a_src_type); + writer->op_binary(tile_in11, ckw::BinaryOp::Mul, tile_in11, tile_a1_src_type); + + // Summation of above terms + writer->op_assign(tile_dst, tile_in00); + writer->op_binary(tile_dst, ckw::BinaryOp::Add, tile_dst, tile_in01); + writer->op_binary(tile_dst, ckw::BinaryOp::Add, tile_dst, tile_in10); + writer->op_binary(tile_dst, ckw::BinaryOp::Add, tile_dst, tile_in11); +} + +void GpuCkwResize::write_component_code(const ComponentGroup &comp_group, + GpuCkwVariableTable &vtable, + GpuCkwScopedKernelWriter writer) const +{ + switch (_attributes.interpolation_policy()) + { + case InterpolationPolicy::NEAREST_NEIGHBOR: + do_nearest_neighbor_resize(comp_group, vtable, writer); + break; + case InterpolationPolicy::BILINEAR: + do_bilinear_resize(comp_group, vtable, writer); + break; + default: + ARM_COMPUTE_ERROR("Unsupported interpolation policy"); + } +} + +Window GpuCkwResize::get_window() const +{ + ARM_COMPUTE_ERROR_ON_MSG(_dst->tensor_shape().total_size() == 0U, "Destination tensor is not initialized"); + + const uint32_t n0 = adjust_vec_size(opencl_vector_size_in_bytes / _src->element_size(), _src->dimension(0)); + Window win = calculate_max_window(*_dst, Steps(n0)); + return win.collapse(win, Window::DimZ); +} + +std::string GpuCkwResize::get_tuner_id(const ComponentGroup &comp_group) const +{ + ARM_COMPUTE_UNUSED(comp_group); + + std::string tuner_id = "resize_"; + tuner_id += _attributes.interpolation_policy() == InterpolationPolicy::NEAREST_NEIGHBOR ? "nearest_neighbor" : ""; + tuner_id += _attributes.interpolation_policy() == InterpolationPolicy::BILINEAR ? "bilinear" : ""; + tuner_id += "_"; + tuner_id += _attributes.sampling_policy() == SamplingPolicy::CENTER ? "center" : "topleft"; + tuner_id += "_"; + tuner_id += support::cpp11::to_string(_dst->dimension(0)); + tuner_id += "_"; + tuner_id += support::cpp11::to_string(_dst->dimension(1)); + tuner_id += "_"; + tuner_id += support::cpp11::to_string(_dst->dimension(2)); + tuner_id += "_"; + tuner_id += support::cpp11::to_string(_dst->dimension(3)); + + return tuner_id; +} + +std::string GpuCkwResize::get_name(const ComponentGroup &comp_group) const +{ + ARM_COMPUTE_UNUSED(comp_group); + + std::string name = "resize_"; + name += _attributes.interpolation_policy() == InterpolationPolicy::NEAREST_NEIGHBOR ? "nearest_neighbor" : ""; + name += _attributes.interpolation_policy() == InterpolationPolicy::BILINEAR ? "bilinear" : ""; + + return name; +} + +} // namespace dynamic_fusion +} // namespace experimental +} // namespace arm_compute |