diff options
Diffstat (limited to 'src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/WriterHelper.h')
| -rw-r--r-- | src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/WriterHelper.h | 115 |
1 files changed, 91 insertions, 24 deletions
diff --git a/src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/WriterHelper.h b/src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/WriterHelper.h index 46c0f4ed8c..f4a056c5a0 100644 --- a/src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/WriterHelper.h +++ b/src/dynamic_fusion/sketch/gpu/ckw_driver/components/utils/WriterHelper.h @@ -24,10 +24,12 @@ #ifndef ACL_SRC_DYNAMIC_FUSION_SKETCH_GPU_CKW_DRIVER_COMPONENTS_UTILS_WRITERHELPER #define ACL_SRC_DYNAMIC_FUSION_SKETCH_GPU_CKW_DRIVER_COMPONENTS_UTILS_WRITERHELPER +#include "arm_compute/core/utils/misc/Utility.h" +#include "ckw/TensorTileSampler.h" #include "src/dynamic_fusion/sketch/gpu/ckw_driver/GpuCkwComponentArgument.h" #include "src/dynamic_fusion/sketch/gpu/ckw_driver/GpuCkwScopedKernelWriter.h" -#include "ckw/TensorTileSampler.h" +#include <algorithm> #include <functional> using namespace ckw; @@ -39,29 +41,6 @@ namespace dynamic_fusion { using SamplerCreator = std::function<TensorTileSampler(GpuCkwScopedKernelWriter &, int32_t /* m0 */, int32_t /* n0 */)>; -/** Load lhs and rhs tiles of dimension [m0, n0] only when not loaded and prepare the sampler - */ -inline void load_lhs_rhs_tiles_and_prepare_sampler(GpuCkwScopedKernelWriter &writer, GpuCkwComponentArgument *lhs, GpuCkwComponentArgument *rhs, int32_t m0, int32_t n0, SamplerCreator create_sampler) -{ - if(!lhs->has_tile() && !rhs->has_tile()) - { - const auto sampler = create_sampler(writer, m0, n0); - - writer->op_load_once(lhs, sampler); - writer->op_load_once(rhs, sampler); - } - else if(lhs->has_tile()) - { - const auto &sampler = lhs->tile_sampler(); - writer->op_load_once(rhs, sampler); - } - else - { - const auto &sampler = rhs->tile_sampler(); - writer->op_load_once(lhs, sampler); - } -} - /** Load src and dst tiles of dimension [m0, n0] only when not loaded and prepare the sampler */ inline void load_src_dst_tiles_and_prepare_sampler(GpuCkwScopedKernelWriter &writer, GpuCkwComponentArgument *src, GpuCkwComponentArgument *dst, int32_t m0, int32_t n0, SamplerCreator create_sampler) @@ -88,6 +67,94 @@ inline void load_src_dst_tiles_and_prepare_sampler(GpuCkwScopedKernelWriter &wri } } +/** Get boundary aware coordinate along one axis. Load and store of size step_v at the coordinate will not be out of bound + * + * @param[in,out] writer Writer + * @param[out] coord Resultant coordinate + * @param[in] gid Global work item id + * @param[in] step_v Step size / vector size + * @param[in] leftover_step_v Leftover step size at the boundary + * @param[in] prefix Prefix to all the tiles declared within this function + * @param[in] const_0 Constant tile of value 0 + */ +inline void get_coord(GpuCkwScopedKernelWriter writer, TileOperand &coord, TileOperand &gid, int32_t step_v, int32_t leftover_step_v, const std::string &prefix, TileOperand &const_0) +{ + auto &step = writer->declare_tile(prefix + "step", step_v); + auto &leftover_step = writer->declare_tile(prefix + "leftover_step", leftover_step_v); + + // step - leftover_step + auto &step_minus_leftover = writer->declare_tile(prefix + "step_minus_leftover", ckw::DataType::Int32); + writer->op_binary_expression(step_minus_leftover, step, ckw::BinaryOp::Sub, leftover_step); + + // (step - leftover_step) % step + auto &coord_correction = writer->declare_tile(prefix + "coord_correction", ckw::DataType::Int32); + writer->op_binary_expression(coord_correction, step_minus_leftover, ckw::BinaryOp::Mod, step); + + // (gid * step) + auto &raw_coord = writer->declare_tile(prefix + "raw_coord", ckw::DataType::Int32); + writer->op_binary_expression(raw_coord, gid, ckw::BinaryOp::Mul, step); + + // (gid * step) - (step - leftover_step) % step + auto &corrected_coord = writer->declare_tile(prefix + "corrected_coord", ckw::DataType::Int32); + writer->op_binary_expression(corrected_coord, raw_coord, ckw::BinaryOp::Sub, coord_correction); + + // max((gid * step) - (step - leftover_step) % step, 0) + writer->op_binary_elementwise_function(coord, ckw::BinaryFunction::Max, corrected_coord, const_0); +} + +/** Declare coordinate tiles "{prefix}_dim0_coord" and "{prefix}_dim1_coord", and create a boundary-aware sampler from tile of size [n0, m0], against the overall dimensions [dim0, dim1] + * The load and store of tile [n0, m0] will never be out of bound of [dim0, dim1] + */ + +/** Declare coordinate tiles "{prefix}_dim0_coord" and "{prefix}_dim1_coord", and create a boundary-aware sampler from tile of size [n0, m0], against the overall dimensions [dim0, dim1] + * The load and store of tile [n0, m0] will never be out of bound of [dim0, dim1] + * + * @param[in,out] writer Writer + * @param[in] gid_0 Global work item id 0 + * @param[in] gid_1 Global work item id 1 + * @param[in] dim0_v Dimension 0 + * @param[in] dim1_v Dimension 1 + * @param[in] n0_v Tile size dimension 0 + * @param[in] m0_v Tile size dimension 1 + * @param[in] prefix Prefix to all the tiles declared within this function + * @param[in] const_0 Constant tile of value 0 + * + * @return TensorTileSampler + */ +inline TensorTileSampler create_boundary_aware_2d_sampler(GpuCkwScopedKernelWriter writer, TileOperand &gid_0, TileOperand &gid_1, int32_t dim0_v, int32_t dim1_v, int32_t n0_v, int32_t m0_v, + const std::string prefix, TileOperand &const_0) +{ + // Clamp tile size [n0, m0] against dimension [dim0, dim1] + // This is needed to: + // * Guard against tile sizes are bigger than the tensor dimensions + // * Handle broadcasting tiles (e.g. src tensor is of size 1 in one of the dimensions) + n0_v = utility::clamp(n0_v, 1, dim0_v); + m0_v = utility::clamp(m0_v, 1, dim1_v); + const int32_t partial_n0_v = dim0_v % n0_v; + const int32_t partial_m0_v = dim1_v % m0_v; + + // Declare #prefix_dim0_coord and #prefix_dim1_coord + auto &dim0_coord = writer->declare_tile(prefix + "dim0_coord", ckw::DataType::Int32); + get_coord(writer, dim0_coord, gid_0, n0_v, partial_n0_v, prefix + "dim0_", const_0); + auto &dim1_coord = writer->declare_tile(prefix + "dim1_coord", ckw::DataType::Int32); + get_coord(writer, dim1_coord, gid_1, m0_v, partial_m0_v, prefix + "dim1_", const_0); + + // Set sampler + // Only set fields related to boundary aware loading/storing. Other info (e.g. format) is not responsibility of this function + TensorTileSampler sampler; + + sampler.x(dim0_coord); + sampler.y(dim1_coord); + + sampler.width(n0_v); + sampler.height(m0_v); + + sampler.address_mode_x(TensorSamplerAddressModeX::None); + sampler.address_mode_y(TensorSamplerAddressModeY::None); + sampler.address_mode_z(TensorSamplerAddressModeZ::None); + + return sampler; +} } // namespace dynamic_fusion } // namespace experimental } // namespace arm_compute |