/usr/include/viennacl/scheduler/execute_elementwise.hpp is in libviennacl-dev 1.5.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#define VIENNACL_SCHEDULER_EXECUTE_ELEMENTWISE_HPP
/* =========================================================================
Copyright (c) 2010-2014, Institute for Microelectronics,
Institute for Analysis and Scientific Computing,
TU Wien.
Portions of this software are copyright by UChicago Argonne, LLC.
-----------------
ViennaCL - The Vienna Computing Library
-----------------
Project Head: Karl Rupp rupp@iue.tuwien.ac.at
(A list of authors and contributors can be found in the PDF manual)
License: MIT (X11), see file LICENSE in the base directory
============================================================================= */
/** @file viennacl/scheduler/execute_elementwise.hpp
@brief Deals with the execution of unary and binary element-wise operations
*/
#include "viennacl/forwards.h"
#include "viennacl/scheduler/forwards.h"
#include "viennacl/scheduler/execute_util.hpp"
#include "viennacl/linalg/vector_operations.hpp"
#include "viennacl/linalg/matrix_operations.hpp"
namespace viennacl
{
namespace scheduler
{
namespace detail
{
// result = element_op(x,y) for vectors or matrices x, y
inline void element_op(lhs_rhs_element result,
lhs_rhs_element const & x,
operation_node_type op_type)
{
assert( result.numeric_type == x.numeric_type && bool("Numeric type not the same!"));
assert( result.type_family == x.type_family && bool("Subtype not the same!"));
if (x.subtype == DENSE_VECTOR_TYPE)
{
assert( result.subtype == x.subtype && bool("result not of vector type for unary elementwise operation"));
if (x.numeric_type == FLOAT_TYPE)
{
switch (op_type)
{
#define VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPNAME, SCALARTYPE, OPTAG) \
case OPNAME: viennacl::linalg::element_op(*result.vector_##SCALARTYPE, \
viennacl::vector_expression<const vector_base<SCALARTYPE>, const vector_base<SCALARTYPE>, \
op_element_unary<OPTAG> >(*x.vector_##SCALARTYPE, *x.vector_##SCALARTYPE)); break;
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, float, op_abs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, float, op_acos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, float, op_asin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, float, op_atan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, float, op_ceil)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, float, op_cos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, float, op_cosh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, float, op_exp)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, float, op_fabs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, float, op_floor)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, float, op_log)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, float, op_log10)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, float, op_sin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, float, op_sinh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, float, op_sqrt)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, float, op_tan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, float, op_tanh)
default:
throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
}
}
else if (x.numeric_type == DOUBLE_TYPE)
{
switch (op_type)
{
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, double, op_abs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, double, op_acos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, double, op_asin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, double, op_atan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, double, op_ceil)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, double, op_cos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, double, op_cosh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, double, op_exp)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, double, op_fabs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, double, op_floor)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, double, op_log)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, double, op_log10)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, double, op_sin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, double, op_sinh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, double, op_sqrt)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, double, op_tan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, double, op_tanh)
#undef VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP
default:
throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
}
}
else
throw statement_not_supported_exception("Invalid numeric type in unary elementwise operator");
}
else if (x.subtype == DENSE_ROW_MATRIX_TYPE)
{
if (x.numeric_type == FLOAT_TYPE)
{
switch (op_type)
{
#define VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPNAME, SCALARTYPE, OPTAG) \
case OPNAME: viennacl::linalg::element_op(*result.matrix_row_##SCALARTYPE, \
viennacl::matrix_expression<const matrix_base<SCALARTYPE, viennacl::row_major>, const matrix_base<SCALARTYPE, viennacl::row_major>, \
op_element_unary<OPTAG> >(*x.matrix_row_##SCALARTYPE, *x.matrix_row_##SCALARTYPE)); break;
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, float, op_abs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, float, op_acos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, float, op_asin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, float, op_atan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, float, op_ceil)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, float, op_cos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, float, op_cosh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, float, op_exp)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, float, op_fabs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, float, op_floor)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, float, op_log)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, float, op_log10)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, float, op_sin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, float, op_sinh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, float, op_sqrt)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, float, op_tan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, float, op_tanh)
default:
throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
}
}
else if (x.numeric_type == DOUBLE_TYPE)
{
switch (op_type)
{
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, double, op_abs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, double, op_acos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, double, op_asin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, double, op_atan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, double, op_ceil)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, double, op_cos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, double, op_cosh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, double, op_exp)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, double, op_fabs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, double, op_floor)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, double, op_log)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, double, op_log10)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, double, op_sin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, double, op_sinh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, double, op_sqrt)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, double, op_tan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, double, op_tanh)
default:
throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
}
}
else
throw statement_not_supported_exception("Invalid numeric type in unary elementwise operator");
#undef VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP
}
else if (x.subtype == DENSE_COL_MATRIX_TYPE)
{
if (x.numeric_type == FLOAT_TYPE)
{
switch (op_type)
{
#define VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPNAME, SCALARTYPE, OPTAG) \
case OPNAME: viennacl::linalg::element_op(*result.matrix_col_##SCALARTYPE, \
viennacl::matrix_expression<const matrix_base<SCALARTYPE, viennacl::column_major>, const matrix_base<SCALARTYPE, viennacl::column_major>, \
op_element_unary<OPTAG> >(*x.matrix_col_##SCALARTYPE, *x.matrix_col_##SCALARTYPE)); break;
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, float, op_abs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, float, op_acos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, float, op_asin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, float, op_atan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, float, op_ceil)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, float, op_cos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, float, op_cosh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, float, op_exp)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, float, op_fabs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, float, op_floor)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, float, op_log)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, float, op_log10)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, float, op_sin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, float, op_sinh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, float, op_sqrt)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, float, op_tan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, float, op_tanh)
default:
throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
}
}
else if (x.numeric_type == DOUBLE_TYPE)
{
switch (op_type)
{
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, double, op_abs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, double, op_acos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, double, op_asin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, double, op_atan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, double, op_ceil)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, double, op_cos)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, double, op_cosh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, double, op_exp)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, double, op_fabs)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, double, op_floor)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, double, op_log)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, double, op_log10)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, double, op_sin)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, double, op_sinh)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, double, op_sqrt)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, double, op_tan)
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, double, op_tanh)
default:
throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
}
}
else
throw statement_not_supported_exception("Invalid numeric type in unary elementwise operator");
#undef VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP
}
}
// result = element_op(x,y) for vectors or matrices x, y
inline void element_op(lhs_rhs_element result,
lhs_rhs_element const & x,
lhs_rhs_element const & y,
operation_node_type op_type)
{
assert( x.numeric_type == y.numeric_type && bool("Numeric type not the same!"));
assert( result.numeric_type == y.numeric_type && bool("Numeric type not the same!"));
assert( x.type_family == y.type_family && bool("Subtype not the same!"));
assert( result.type_family == y.type_family && bool("Subtype not the same!"));
switch (op_type)
{
case OPERATION_BINARY_ELEMENT_DIV_TYPE:
if (x.subtype == DENSE_VECTOR_TYPE)
{
switch (x.numeric_type)
{
case FLOAT_TYPE:
viennacl::linalg::element_op(*result.vector_float,
vector_expression<const vector_base<float>,
const vector_base<float>,
op_element_binary<op_div> >(*x.vector_float, *y.vector_float));
break;
case DOUBLE_TYPE:
viennacl::linalg::element_op(*result.vector_double,
vector_expression<const vector_base<double>,
const vector_base<double>,
op_element_binary<op_div> >(*x.vector_double, *y.vector_double));
break;
default:
throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
}
}
else if (x.subtype == DENSE_ROW_MATRIX_TYPE)
{
switch (x.numeric_type)
{
case FLOAT_TYPE:
viennacl::linalg::element_op(*result.matrix_row_float,
matrix_expression< const matrix_base<float, row_major>,
const matrix_base<float, row_major>,
op_element_binary<op_div> >(*x.matrix_row_float, *y.matrix_row_float));
break;
case DOUBLE_TYPE:
viennacl::linalg::element_op(*result.matrix_row_double,
matrix_expression< const matrix_base<double, row_major>,
const matrix_base<double, row_major>,
op_element_binary<op_div> >(*x.matrix_row_double, *y.matrix_row_double));
break;
default:
throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
}
}
else if (x.subtype == DENSE_COL_MATRIX_TYPE)
{
switch (x.numeric_type)
{
case FLOAT_TYPE:
viennacl::linalg::element_op(*result.matrix_col_float,
matrix_expression< const matrix_base<float, column_major>,
const matrix_base<float, column_major>,
op_element_binary<op_div> >(*x.matrix_col_float, *y.matrix_col_float));
break;
case DOUBLE_TYPE:
viennacl::linalg::element_op(*result.matrix_col_double,
matrix_expression< const matrix_base<double, column_major>,
const matrix_base<double, column_major>,
op_element_binary<op_div> >(*x.matrix_col_double, *y.matrix_col_double));
break;
default:
throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
}
}
else
throw statement_not_supported_exception("Invalid operand type for binary elementwise division");
break;
case OPERATION_BINARY_ELEMENT_PROD_TYPE:
if (x.subtype == DENSE_VECTOR_TYPE)
{
switch (x.numeric_type)
{
case FLOAT_TYPE:
viennacl::linalg::element_op(*result.vector_float,
vector_expression<const vector_base<float>,
const vector_base<float>,
op_element_binary<op_prod> >(*x.vector_float, *y.vector_float));
break;
case DOUBLE_TYPE:
viennacl::linalg::element_op(*result.vector_double,
vector_expression<const vector_base<double>,
const vector_base<double>,
op_element_binary<op_prod> >(*x.vector_double, *y.vector_double));
break;
default:
throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
}
}
else if (x.subtype == DENSE_ROW_MATRIX_TYPE)
{
switch (x.numeric_type)
{
case FLOAT_TYPE:
viennacl::linalg::element_op(*result.matrix_row_float,
matrix_expression< const matrix_base<float, row_major>,
const matrix_base<float, row_major>,
op_element_binary<op_prod> >(*x.matrix_row_float, *y.matrix_row_float));
break;
case DOUBLE_TYPE:
viennacl::linalg::element_op(*result.matrix_row_double,
matrix_expression< const matrix_base<double, row_major>,
const matrix_base<double, row_major>,
op_element_binary<op_prod> >(*x.matrix_row_double, *y.matrix_row_double));
break;
default:
throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
}
}
else if (x.subtype == DENSE_COL_MATRIX_TYPE)
{
switch (x.numeric_type)
{
case FLOAT_TYPE:
viennacl::linalg::element_op(*result.matrix_col_float,
matrix_expression< const matrix_base<float, column_major>,
const matrix_base<float, column_major>,
op_element_binary<op_prod> >(*x.matrix_col_float, *y.matrix_col_float));
break;
case DOUBLE_TYPE:
viennacl::linalg::element_op(*result.matrix_col_double,
matrix_expression< const matrix_base<double, column_major>,
const matrix_base<double, column_major>,
op_element_binary<op_prod> >(*x.matrix_col_double, *y.matrix_col_double));
break;
default:
throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
}
}
else
throw statement_not_supported_exception("Invalid operand type for binary elementwise division");
break;
default:
throw statement_not_supported_exception("Invalid operation type for binary elementwise operations");
}
}
}
/** @brief Deals with x = RHS where RHS is a vector expression */
inline void execute_element_composite(statement const & s, statement_node const & root_node)
{
statement_node const & leaf = s.array()[root_node.rhs.node_index];
statement_node new_root_lhs;
statement_node new_root_rhs;
// check for temporary on lhs:
if (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY)
{
detail::new_element(new_root_lhs.lhs, root_node.lhs);
new_root_lhs.op.type_family = OPERATION_BINARY_TYPE_FAMILY;
new_root_lhs.op.type = OPERATION_BINARY_ASSIGN_TYPE;
new_root_lhs.rhs.type_family = COMPOSITE_OPERATION_FAMILY;
new_root_lhs.rhs.subtype = INVALID_SUBTYPE;
new_root_lhs.rhs.numeric_type = INVALID_NUMERIC_TYPE;
new_root_lhs.rhs.node_index = leaf.lhs.node_index;
// work on subexpression:
// TODO: Catch exception, free temporary, then rethrow
detail::execute_composite(s, new_root_lhs);
}
if (leaf.op.type == OPERATION_BINARY_ELEMENT_PROD_TYPE || leaf.op.type == OPERATION_BINARY_ELEMENT_DIV_TYPE)
{
// check for temporary on rhs:
if (leaf.rhs.type_family == COMPOSITE_OPERATION_FAMILY)
{
detail::new_element(new_root_rhs.lhs, root_node.lhs);
new_root_rhs.op.type_family = OPERATION_BINARY_TYPE_FAMILY;
new_root_rhs.op.type = OPERATION_BINARY_ASSIGN_TYPE;
new_root_rhs.rhs.type_family = COMPOSITE_OPERATION_FAMILY;
new_root_rhs.rhs.subtype = INVALID_SUBTYPE;
new_root_rhs.rhs.numeric_type = INVALID_NUMERIC_TYPE;
new_root_rhs.rhs.node_index = leaf.rhs.node_index;
// work on subexpression:
// TODO: Catch exception, free temporary, then rethrow
detail::execute_composite(s, new_root_rhs);
}
lhs_rhs_element x = (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY) ? new_root_lhs.lhs : leaf.lhs;
lhs_rhs_element y = (leaf.rhs.type_family == COMPOSITE_OPERATION_FAMILY) ? new_root_rhs.lhs : leaf.rhs;
// compute element-wise operation:
detail::element_op(root_node.lhs, x, y, leaf.op.type);
if (leaf.rhs.type_family == COMPOSITE_OPERATION_FAMILY)
detail::delete_element(new_root_rhs.lhs);
}
else if (leaf.op.type_family == OPERATION_UNARY_TYPE_FAMILY)
{
lhs_rhs_element x = (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY) ? new_root_lhs.lhs : leaf.lhs;
// compute element-wise operation:
detail::element_op(root_node.lhs, x, leaf.op.type);
}
else
throw statement_not_supported_exception("Unsupported elementwise operation.");
// clean up:
if (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY)
detail::delete_element(new_root_lhs.lhs);
}
} // namespace scheduler
} // namespace viennacl
#endif
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