ViennaCL - The Vienna Computing Library  1.7.1
Free open-source GPU-accelerated linear algebra and solver library.
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
execute_elementwise.hpp
Go to the documentation of this file.
1 #ifndef VIENNACL_SCHEDULER_EXECUTE_ELEMENTWISE_HPP
2 #define VIENNACL_SCHEDULER_EXECUTE_ELEMENTWISE_HPP
3 
4 /* =========================================================================
5  Copyright (c) 2010-2016, Institute for Microelectronics,
6  Institute for Analysis and Scientific Computing,
7  TU Wien.
8  Portions of this software are copyright by UChicago Argonne, LLC.
9 
10  -----------------
11  ViennaCL - The Vienna Computing Library
12  -----------------
13 
14  Project Head: Karl Rupp rupp@iue.tuwien.ac.at
15 
16  (A list of authors and contributors can be found in the manual)
17 
18  License: MIT (X11), see file LICENSE in the base directory
19 ============================================================================= */
20 
21 
26 #include "viennacl/forwards.h"
27 #include "viennacl/scheduler/forwards.h"
28 #include "viennacl/scheduler/execute_util.hpp"
29 #include "viennacl/linalg/vector_operations.hpp"
30 #include "viennacl/linalg/matrix_operations.hpp"
31 
32 namespace viennacl
33 {
34 namespace scheduler
35 {
36 namespace detail
37 {
38  // result = element_op(x,y) for vectors or matrices x, y
39  inline void element_op(lhs_rhs_element result,
40  lhs_rhs_element const & x,
41  operation_node_type op_type)
42  {
43  assert( result.numeric_type == x.numeric_type && bool("Numeric type not the same!"));
44  assert( result.type_family == x.type_family && bool("Subtype not the same!"));
45 
46  if (x.subtype == DENSE_VECTOR_TYPE)
47  {
48  assert( result.subtype == x.subtype && bool("result not of vector type for unary elementwise operation"));
49  if (x.numeric_type == FLOAT_TYPE)
50  {
51  switch (op_type)
52  {
53 #define VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPNAME, NumericT, OPTAG) \
54  case OPNAME: viennacl::linalg::element_op(*result.vector_##NumericT, \
55  viennacl::vector_expression<const vector_base<NumericT>, const vector_base<NumericT>, \
56  op_element_unary<OPTAG> >(*x.vector_##NumericT, *x.vector_##NumericT)); break;
57 
58  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, float, op_abs)
59  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, float, op_acos)
60  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, float, op_asin)
61  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, float, op_atan)
62  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, float, op_ceil)
63  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, float, op_cos)
64  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, float, op_cosh)
65  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, float, op_exp)
66  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, float, op_fabs)
67  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, float, op_floor)
68  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, float, op_log)
69  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, float, op_log10)
70  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, float, op_sin)
71  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, float, op_sinh)
72  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, float, op_sqrt)
73  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, float, op_tan)
74  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, float, op_tanh)
75  default:
76  throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
77  }
78  }
79  else if (x.numeric_type == DOUBLE_TYPE)
80  {
81  switch (op_type)
82  {
83  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, double, op_abs)
84  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, double, op_acos)
85  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, double, op_asin)
86  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, double, op_atan)
87  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, double, op_ceil)
88  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, double, op_cos)
89  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, double, op_cosh)
90  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, double, op_exp)
91  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, double, op_fabs)
92  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, double, op_floor)
93  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, double, op_log)
94  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, double, op_log10)
95  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, double, op_sin)
96  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, double, op_sinh)
97  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, double, op_sqrt)
98  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, double, op_tan)
99  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, double, op_tanh)
100 
101 #undef VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP
102  default:
103  throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
104  }
105  }
106  else
107  throw statement_not_supported_exception("Invalid numeric type in unary elementwise operator");
108  }
109  else if (x.subtype == DENSE_MATRIX_TYPE)
110  {
111  if (x.numeric_type == FLOAT_TYPE)
112  {
113  switch (op_type)
114  {
115 #define VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPNAME, NumericT, OPTAG) \
116  case OPNAME: viennacl::linalg::element_op(*result.matrix_##NumericT, \
117  viennacl::matrix_expression<const matrix_base<NumericT>, const matrix_base<NumericT>, \
118  op_element_unary<OPTAG> >(*x.matrix_##NumericT, *x.matrix_##NumericT)); break;
119 
120  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, float, op_abs)
121  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, float, op_acos)
122  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, float, op_asin)
123  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, float, op_atan)
124  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, float, op_ceil)
125  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, float, op_cos)
126  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, float, op_cosh)
127  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, float, op_exp)
128  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, float, op_fabs)
129  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, float, op_floor)
130  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, float, op_log)
131  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, float, op_log10)
132  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, float, op_sin)
133  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, float, op_sinh)
134  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, float, op_sqrt)
135  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, float, op_tan)
136  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, float, op_tanh)
137  default:
138  throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
139  }
140 
141  }
142  else if (x.numeric_type == DOUBLE_TYPE)
143  {
144  switch (op_type)
145  {
146  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ABS_TYPE, double, op_abs)
147  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ACOS_TYPE, double, op_acos)
148  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ASIN_TYPE, double, op_asin)
149  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_ATAN_TYPE, double, op_atan)
150  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_CEIL_TYPE, double, op_ceil)
151  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COS_TYPE, double, op_cos)
152  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_COSH_TYPE, double, op_cosh)
153  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_EXP_TYPE, double, op_exp)
154  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FABS_TYPE, double, op_fabs)
155  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_FLOOR_TYPE, double, op_floor)
156  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG_TYPE, double, op_log)
157  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_LOG10_TYPE, double, op_log10)
158  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SIN_TYPE, double, op_sin)
159  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SINH_TYPE, double, op_sinh)
160  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_SQRT_TYPE, double, op_sqrt)
161  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TAN_TYPE, double, op_tan)
162  VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPERATION_UNARY_TANH_TYPE, double, op_tanh)
163  default:
164  throw statement_not_supported_exception("Invalid op_type in unary elementwise operations");
165  }
166  }
167  else
168  throw statement_not_supported_exception("Invalid numeric type in unary elementwise operator");
169 
170 #undef VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP
171 
172  }
173  }
174 
175  // result = element_op(x,y) for vectors or matrices x, y
176  inline void element_op(lhs_rhs_element result,
177  lhs_rhs_element const & x,
178  lhs_rhs_element const & y,
179  operation_node_type op_type)
180  {
181  assert( x.numeric_type == y.numeric_type && bool("Numeric type not the same!"));
182  assert( result.numeric_type == y.numeric_type && bool("Numeric type not the same!"));
183 
184  assert( x.type_family == y.type_family && bool("Subtype not the same!"));
185  assert( result.type_family == y.type_family && bool("Subtype not the same!"));
186 
187  switch (op_type)
188  {
189 
190  case OPERATION_BINARY_ELEMENT_DIV_TYPE:
191  if (x.subtype == DENSE_VECTOR_TYPE)
192  {
193  switch (x.numeric_type)
194  {
195  case FLOAT_TYPE:
196  viennacl::linalg::element_op(*result.vector_float,
197  vector_expression<const vector_base<float>,
198  const vector_base<float>,
199  op_element_binary<op_div> >(*x.vector_float, *y.vector_float));
200  break;
201  case DOUBLE_TYPE:
202  viennacl::linalg::element_op(*result.vector_double,
203  vector_expression<const vector_base<double>,
204  const vector_base<double>,
205  op_element_binary<op_div> >(*x.vector_double, *y.vector_double));
206  break;
207  default:
208  throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
209  }
210  }
211  else if (x.subtype == DENSE_MATRIX_TYPE)
212  {
213  switch (x.numeric_type)
214  {
215  case FLOAT_TYPE:
216  viennacl::linalg::element_op(*result.matrix_float,
217  matrix_expression< const matrix_base<float>,
218  const matrix_base<float>,
219  op_element_binary<op_div> >(*x.matrix_float, *y.matrix_float));
220  break;
221  case DOUBLE_TYPE:
222  viennacl::linalg::element_op(*result.matrix_double,
223  matrix_expression< const matrix_base<double>,
224  const matrix_base<double>,
225  op_element_binary<op_div> >(*x.matrix_double, *y.matrix_double));
226  break;
227  default:
228  throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
229  }
230  }
231  else
232  throw statement_not_supported_exception("Invalid operand type for binary elementwise division");
233  break;
234 
235 
236  case OPERATION_BINARY_ELEMENT_PROD_TYPE:
237  if (x.subtype == DENSE_VECTOR_TYPE)
238  {
239  switch (x.numeric_type)
240  {
241  case FLOAT_TYPE:
242  viennacl::linalg::element_op(*result.vector_float,
243  vector_expression<const vector_base<float>,
244  const vector_base<float>,
245  op_element_binary<op_prod> >(*x.vector_float, *y.vector_float));
246  break;
247  case DOUBLE_TYPE:
248  viennacl::linalg::element_op(*result.vector_double,
249  vector_expression<const vector_base<double>,
250  const vector_base<double>,
251  op_element_binary<op_prod> >(*x.vector_double, *y.vector_double));
252  break;
253  default:
254  throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
255  }
256  }
257  else if (x.subtype == DENSE_MATRIX_TYPE)
258  {
259  switch (x.numeric_type)
260  {
261  case FLOAT_TYPE:
262  viennacl::linalg::element_op(*result.matrix_float,
263  matrix_expression< const matrix_base<float>,
264  const matrix_base<float>,
265  op_element_binary<op_prod> >(*x.matrix_float, *y.matrix_float));
266  break;
267  case DOUBLE_TYPE:
268  viennacl::linalg::element_op(*result.matrix_double,
269  matrix_expression< const matrix_base<double>,
270  const matrix_base<double>,
271  op_element_binary<op_prod> >(*x.matrix_double, *y.matrix_double));
272  break;
273  default:
274  throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
275  }
276  }
277  else
278  throw statement_not_supported_exception("Invalid operand type for binary elementwise division");
279  break;
280 
281 
282  case OPERATION_BINARY_ELEMENT_POW_TYPE:
283  if (x.subtype == DENSE_VECTOR_TYPE)
284  {
285  switch (x.numeric_type)
286  {
287  case FLOAT_TYPE:
288  viennacl::linalg::element_op(*result.vector_float,
289  vector_expression<const vector_base<float>,
290  const vector_base<float>,
291  op_element_binary<op_pow> >(*x.vector_float, *y.vector_float));
292  break;
293  case DOUBLE_TYPE:
294  viennacl::linalg::element_op(*result.vector_double,
295  vector_expression<const vector_base<double>,
296  const vector_base<double>,
297  op_element_binary<op_pow> >(*x.vector_double, *y.vector_double));
298  break;
299  default:
300  throw statement_not_supported_exception("Invalid numeric type for binary elementwise division");
301  }
302  }
303  else if (x.subtype == DENSE_MATRIX_TYPE)
304  {
305  switch (x.numeric_type)
306  {
307  case FLOAT_TYPE:
308  viennacl::linalg::element_op(*result.matrix_float,
309  matrix_expression< const matrix_base<float>,
310  const matrix_base<float>,
311  op_element_binary<op_pow> >(*x.matrix_float, *y.matrix_float));
312  break;
313  case DOUBLE_TYPE:
314  viennacl::linalg::element_op(*result.matrix_double,
315  matrix_expression< const matrix_base<double>,
316  const matrix_base<double>,
317  op_element_binary<op_pow> >(*x.matrix_double, *y.matrix_double));
318  break;
319  default:
320  throw statement_not_supported_exception("Invalid numeric type for binary elementwise power");
321  }
322  }
323  else
324  throw statement_not_supported_exception("Invalid operand type for binary elementwise power");
325  break;
326 
327  default:
328  throw statement_not_supported_exception("Invalid operation type for binary elementwise operations");
329  }
330  }
331 }
332 
334 inline void execute_element_composite(statement const & s, statement_node const & root_node)
335 {
336  statement_node const & leaf = s.array()[root_node.rhs.node_index];
337  viennacl::context ctx = detail::extract_context(root_node);
338 
339  statement_node new_root_lhs;
340  statement_node new_root_rhs;
341 
342  // check for temporary on lhs:
343  if (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY)
344  {
345  detail::new_element(new_root_lhs.lhs, root_node.lhs, ctx);
346 
347  new_root_lhs.op.type_family = OPERATION_BINARY_TYPE_FAMILY;
348  new_root_lhs.op.type = OPERATION_BINARY_ASSIGN_TYPE;
349 
350  new_root_lhs.rhs.type_family = COMPOSITE_OPERATION_FAMILY;
351  new_root_lhs.rhs.subtype = INVALID_SUBTYPE;
352  new_root_lhs.rhs.numeric_type = INVALID_NUMERIC_TYPE;
353  new_root_lhs.rhs.node_index = leaf.lhs.node_index;
354 
355  // work on subexpression:
356  // TODO: Catch exception, free temporary, then rethrow
357  detail::execute_composite(s, new_root_lhs);
358  }
359 
360  if (leaf.op.type == OPERATION_BINARY_ELEMENT_PROD_TYPE || leaf.op.type == OPERATION_BINARY_ELEMENT_DIV_TYPE || leaf.op.type == OPERATION_BINARY_ELEMENT_POW_TYPE)
361  {
362  // check for temporary on rhs:
363  if (leaf.rhs.type_family == COMPOSITE_OPERATION_FAMILY)
364  {
365  detail::new_element(new_root_rhs.lhs, root_node.lhs, ctx);
366 
367  new_root_rhs.op.type_family = OPERATION_BINARY_TYPE_FAMILY;
368  new_root_rhs.op.type = OPERATION_BINARY_ASSIGN_TYPE;
369 
370  new_root_rhs.rhs.type_family = COMPOSITE_OPERATION_FAMILY;
371  new_root_rhs.rhs.subtype = INVALID_SUBTYPE;
372  new_root_rhs.rhs.numeric_type = INVALID_NUMERIC_TYPE;
373  new_root_rhs.rhs.node_index = leaf.rhs.node_index;
374 
375  // work on subexpression:
376  // TODO: Catch exception, free temporary, then rethrow
377  detail::execute_composite(s, new_root_rhs);
378  }
379 
380  lhs_rhs_element x = (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY) ? new_root_lhs.lhs : leaf.lhs;
381  lhs_rhs_element y = (leaf.rhs.type_family == COMPOSITE_OPERATION_FAMILY) ? new_root_rhs.lhs : leaf.rhs;
382 
383  // compute element-wise operation:
384  detail::element_op(root_node.lhs, x, y, leaf.op.type);
385 
386  if (leaf.rhs.type_family == COMPOSITE_OPERATION_FAMILY)
387  detail::delete_element(new_root_rhs.lhs);
388  }
389  else if (leaf.op.type_family == OPERATION_UNARY_TYPE_FAMILY)
390  {
391  lhs_rhs_element x = (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY) ? new_root_lhs.lhs : leaf.lhs;
392 
393  // compute element-wise operation:
394  detail::element_op(root_node.lhs, x, leaf.op.type);
395  }
396  else
397  throw statement_not_supported_exception("Unsupported elementwise operation.");
398 
399  // clean up:
400  if (leaf.lhs.type_family == COMPOSITE_OPERATION_FAMILY)
401  detail::delete_element(new_root_lhs.lhs);
402 
403 }
404 
405 
406 } // namespace scheduler
407 } // namespace viennacl
408 
409 #endif
410 
viennacl::op_cosh
A tag class representing the cosh() function.
Definition: forwards.h:155
viennacl::op_tan
A tag class representing the tan() function.
Definition: forwards.h:181
VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP
#define VIENNACL_SCHEDULER_GENERATE_UNARY_ELEMENT_OP(OPNAME, NumericT, OPTAG)
matrix_operations.hpp
Implementations of dense matrix related operations including matrix-vector products.
vector_operations.hpp
Implementations of vector operations.
viennacl::scheduler::detail::extract_context
viennacl::context extract_context(statement_node const &root_node)
Helper routine for extracting the context in which a statement is executed.
Definition: execute_util.hpp:105
viennacl::matrix_base< float >
viennacl::op_abs
A tag class representing the modulus function for integers.
Definition: forwards.h:137
viennacl::scheduler::lhs_rhs_element::subtype
statement_node_subtype subtype
Definition: forwards.h:340
viennacl::matrix_expression
Expression template class for representing a tree of expressions which ultimately result in a matrix...
Definition: forwards.h:341
viennacl::op_ceil
A tag class representing the ceil() function.
Definition: forwards.h:151
viennacl::scheduler::statement_node::op
op_element op
Definition: forwards.h:481
forwards.h
This file provides the forward declarations for the main types used within ViennaCL.
viennacl::scheduler::lhs_rhs_element::type_family
statement_node_type_family type_family
Definition: forwards.h:339
viennacl::scheduler::lhs_rhs_element
A class representing the 'data' for the LHS or RHS operand of the respective node.
Definition: forwards.h:337
viennacl::scheduler::statement::array
container_type const & array() const
Definition: forwards.h:528
viennacl::scheduler::execute_element_composite
void execute_element_composite(statement const &s, statement_node const &root_node)
Deals with x = RHS where RHS is a vector expression.
Definition: execute_elementwise.hpp:334
viennacl::vector_expression
An expression template class that represents a binary operation that yields a vector.
Definition: forwards.h:239
viennacl::linalg::element_op
void element_op(matrix_base< T > &A, matrix_expression< const matrix_base< T >, const matrix_base< T >, OP > const &proxy)
Implementation of the element-wise operation A = B .* C and A = B ./ C for matrices (using MATLAB syn...
Definition: matrix_operations.hpp:702
viennacl::op_log
A tag class representing the log() function.
Definition: forwards.h:171
viennacl::scheduler::op_element::type_family
operation_node_type_family type_family
Definition: forwards.h:473
viennacl::op_tanh
A tag class representing the tanh() function.
Definition: forwards.h:183
viennacl::op_fabs
A tag class representing the fabs() function.
Definition: forwards.h:159
viennacl::scheduler::lhs_rhs_element::matrix_double
viennacl::matrix_base< double > * matrix_double
Definition: forwards.h:410
viennacl::scheduler::detail::delete_element
void delete_element(lhs_rhs_element &elem)
Definition: execute_util.hpp:266
viennacl::context
Represents a generic 'context' similar to an OpenCL context, but is backend-agnostic and thus also su...
Definition: context.hpp:39
viennacl::op_atan
A tag class representing the atan() function.
Definition: forwards.h:147
viennacl::op_sinh
A tag class representing the sinh() function.
Definition: forwards.h:177
viennacl::op_exp
A tag class representing the exp() function.
Definition: forwards.h:157
viennacl::scheduler::lhs_rhs_element::numeric_type
statement_node_numeric_type numeric_type
Definition: forwards.h:341
viennacl::scheduler::lhs_rhs_element::vector_float
viennacl::vector_base< float > * vector_float
Definition: forwards.h:385
viennacl::scheduler::statement_node::rhs
lhs_rhs_element rhs
Definition: forwards.h:482
viennacl::scheduler::lhs_rhs_element::matrix_float
viennacl::matrix_base< float > * matrix_float
Definition: forwards.h:409
viennacl::vector_base< float >
viennacl::op_sqrt
A tag class representing the sqrt() function.
Definition: forwards.h:179
viennacl::scheduler::statement_node::lhs
lhs_rhs_element lhs
Definition: forwards.h:480
viennacl::scheduler::lhs_rhs_element::vector_double
viennacl::vector_base< double > * vector_double
Definition: forwards.h:386
forwards.h
Provides the datastructures for dealing with a single statement such as 'x = y + z;'.
viennacl::scheduler::detail::execute_composite
void execute_composite(statement const &s, statement_node const &root_node)
Deals with x = RHS where RHS is an expression and x is either a scalar, a vector, or a matrix...
Definition: execute.hpp:42
viennacl::scheduler::operation_node_type
operation_node_type
Enumeration for identifying the possible operations.
Definition: forwards.h:68
viennacl::op_sin
A tag class representing the sin() function.
Definition: forwards.h:175
viennacl::scheduler::detail::new_element
void new_element(lhs_rhs_element &new_elem, lhs_rhs_element const &old_element, viennacl::context const &ctx)
Definition: execute_util.hpp:204
viennacl::op_floor
A tag class representing the floor() function.
Definition: forwards.h:163
viennacl::op_asin
A tag class representing the asin() function.
Definition: forwards.h:141
viennacl::scheduler::op_element::type
operation_node_type type
Definition: forwards.h:474
viennacl::op_element_binary
A tag class representing element-wise binary operations (like multiplication) on vectors or matrices...
Definition: forwards.h:130
viennacl::scheduler::statement
The main class for representing a statement such as x = inner_prod(y,z); at runtime.
Definition: forwards.h:502
viennacl::scheduler::lhs_rhs_element::node_index
vcl_size_t node_index
Definition: forwards.h:346
viennacl::op_acos
A tag class representing the acos() function.
Definition: forwards.h:139
viennacl::op_log10
A tag class representing the log10() function.
Definition: forwards.h:173
viennacl::scheduler::detail::element_op
void element_op(lhs_rhs_element result, lhs_rhs_element const &x, operation_node_type op_type)
Definition: execute_elementwise.hpp:39
execute_util.hpp
Provides various utilities for implementing the execution of statements.
viennacl::op_cos
A tag class representing the cos() function.
Definition: forwards.h:153
viennacl::scheduler::statement_node
Main datastructure for an node in the statement tree.
Definition: forwards.h:478
viennacl::scheduler::statement_not_supported_exception
Exception for the case the scheduler is unable to deal with the operation.
Definition: forwards.h:38