122 lines
5.1 KiB
C++
122 lines
5.1 KiB
C++
#include <string>
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#include <vector>
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#include "isaac/kernels/mapped_object.h"
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#include "isaac/kernels/parse.h"
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namespace isaac
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{
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namespace templates
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{
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class map_functor : public traversal_functor
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{
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numeric_type get_numeric_type(isaac::array_expression const * array_expression, size_t root_idx) const
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{
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array_expression::node const * root_node = &array_expression->tree()[root_idx];
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while (root_node->lhs.dtype==INVALID_NUMERIC_TYPE)
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root_node = &array_expression->tree()[root_node->lhs.node_index];
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return root_node->lhs.dtype;
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}
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template<class T>
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std::shared_ptr<mapped_object> binary_leaf(isaac::array_expression const * array_expression, size_t root_idx, mapping_type const * mapping) const
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{
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return std::shared_ptr<mapped_object>(new T(to_string(array_expression->dtype()), binder_.get(), mapped_object::node_info(mapping, array_expression, root_idx)));
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}
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std::shared_ptr<mapped_object> create(numeric_type dtype, values_holder) const
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{
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std::string strdtype = to_string(dtype);
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return std::shared_ptr<mapped_object>(new mapped_host_scalar(strdtype, binder_.get()));
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}
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std::shared_ptr<mapped_object> create(array const * a) const
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{
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std::string dtype = to_string(a->dtype());
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unsigned int id = binder_.get(a->data());
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//Scalar
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if(a->shape()[0]==1 && a->shape()[1]==1)
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return std::shared_ptr<mapped_object>(new mapped_array(dtype, id, 's'));
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//Column vector
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else if(a->shape()[0]>1 && a->shape()[1]==1)
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return std::shared_ptr<mapped_object>(new mapped_array(dtype, id, 'c'));
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//Row vector
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else if(a->shape()[0]==1 && a->shape()[1]>1)
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return std::shared_ptr<mapped_object>(new mapped_array(dtype, id, 'r'));
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//Matrix
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else
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return std::shared_ptr<mapped_object>(new mapped_array(dtype, id, 'm'));
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}
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std::shared_ptr<mapped_object> create(repeat_infos const &) const
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{
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//TODO: Make it less specific!
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return std::shared_ptr<mapped_object>(new mapped_tuple(size_type(device_),binder_.get(),4));
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}
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std::shared_ptr<mapped_object> create(lhs_rhs_element const & lhs_rhs) const
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{
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switch(lhs_rhs.type_family)
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{
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case INFOS_TYPE_FAMILY: return create(lhs_rhs.tuple);
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case VALUE_TYPE_FAMILY: return create(lhs_rhs.dtype, lhs_rhs.vscalar);
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case ARRAY_TYPE_FAMILY: return create(lhs_rhs.array);
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default: throw "";
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}
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}
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public:
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map_functor(symbolic_binder & binder, mapping_type & mapping, const driver::Device &device)
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: binder_(binder), mapping_(mapping), device_(device)
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{
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}
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void operator()(isaac::array_expression const & array_expression, size_t root_idx, leaf_t leaf_t) const
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{
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{
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mapping_type::key_type key(root_idx, leaf_t);
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array_expression::node const & root_node = array_expression.tree()[root_idx];
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if (leaf_t == LHS_NODE_TYPE && root_node.lhs.type_family != COMPOSITE_OPERATOR_FAMILY)
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mapping_.insert(mapping_type::value_type(key, create(root_node.lhs)));
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else if (leaf_t == RHS_NODE_TYPE && root_node.rhs.type_family != COMPOSITE_OPERATOR_FAMILY)
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mapping_.insert(mapping_type::value_type(key, create(root_node.rhs)));
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else if ( leaf_t== PARENT_NODE_TYPE)
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{
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if (root_node.op.type==OPERATOR_VDIAG_TYPE)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_vdiag>(&array_expression, root_idx, &mapping_)));
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else if (root_node.op.type==OPERATOR_MATRIX_DIAG_TYPE)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_matrix_diag>(&array_expression, root_idx, &mapping_)));
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else if (root_node.op.type==OPERATOR_MATRIX_ROW_TYPE)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_matrix_row>(&array_expression, root_idx, &mapping_)));
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else if (root_node.op.type==OPERATOR_MATRIX_COLUMN_TYPE)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_matrix_column>(&array_expression, root_idx, &mapping_)));
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else if (detail::is_scalar_dot(root_node))
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_scalar_dot>(&array_expression, root_idx, &mapping_)));
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else if (detail::is_vector_dot(root_node))
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_gemv>(&array_expression, root_idx, &mapping_)));
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else if (root_node.op.type_family == OPERATOR_GEMM_TYPE_FAMILY)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_gemm>(&array_expression, root_idx, &mapping_)));
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else if (root_node.op.type == OPERATOR_REPEAT_TYPE)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_repeat>(&array_expression, root_idx, &mapping_)));
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else if (root_node.op.type == OPERATOR_OUTER_PROD_TYPE)
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mapping_.insert(mapping_type::value_type(key, binary_leaf<mapped_outer>(&array_expression, root_idx, &mapping_)));
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else if (detail::is_cast(root_node.op))
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mapping_.insert(mapping_type::value_type(key, std::shared_ptr<mapped_object>(new mapped_cast(root_node.op.type, binder_.get()))));
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}
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}
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}
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private:
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symbolic_binder & binder_;
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mapping_type & mapping_;
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driver::Device const & device_;
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};
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}
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}
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