ViennaCL - The Vienna Computing Library: viennacl/scheduler/execute_scalar_dispatcher.hpp Source File

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execute_scalar_dispatcher.hpp
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1 #ifndef VIENNACL_SCHEDULER_EXECUTE_SCALAR_DISPATCHER_HPP
2 #define VIENNACL_SCHEDULER_EXECUTE_SCALAR_DISPATCHER_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 <assert.h>
27
28 #include "viennacl/forwards.h"
29 #include "viennacl/scheduler/forwards.h"
30 #include "viennacl/scheduler/execute_util.hpp"
31 #include "viennacl/linalg/scalar_operations.hpp"
32
33 namespace viennacl
34 {
35 namespace scheduler
36 {
37 namespace detail
38 {
39
41 template<typename ScalarType1>
42 void as(lhs_rhs_element & s1,
43 lhs_rhs_element const & s2, ScalarType1 const & alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha)
44 {
45 assert( s1.type_family == SCALAR_TYPE_FAMILY && (s1.subtype == HOST_SCALAR_TYPE || s1.subtype == DEVICE_SCALAR_TYPE)
46 && s2.type_family == SCALAR_TYPE_FAMILY && (s2.subtype == HOST_SCALAR_TYPE || s2.subtype == DEVICE_SCALAR_TYPE)
47 && bool("Arguments are not vector types!"));
48
49 switch (s1.numeric_type)
50 {
51 case FLOAT_TYPE:
52 assert(s2.numeric_type == FLOAT_TYPE && bool("Vectors do not have the same scalar type"));
53 viennacl::linalg::av(*s1.vector_float,
54 *s2.vector_float, convert_to_float(alpha), len_alpha, reciprocal_alpha, flip_sign_alpha);
55 break;
56 case DOUBLE_TYPE:
57 assert(s2.numeric_type == DOUBLE_TYPE && bool("Vectors do not have the same scalar type"));
58 viennacl::linalg::av(*s1.vector_double,
59 *s2.vector_double, convert_to_double(alpha), len_alpha, reciprocal_alpha, flip_sign_alpha);
60 break;
61 default:
62 throw statement_not_supported_exception("Invalid arguments in scheduler when calling av()");
63 }
64 }
65
67 template<typename ScalarType1, typename ScalarType2>
68 void asbs(lhs_rhs_element & s1,
69 lhs_rhs_element const & s2, ScalarType1 const & alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha,
70 lhs_rhs_element const & s3, ScalarType2 const & beta, vcl_size_t len_beta, bool reciprocal_beta, bool flip_sign_beta)
71 {
72 assert( s1.type_family == SCALAR_TYPE_FAMILY && (s1.subtype == HOST_SCALAR_TYPE || s1.subtype == DEVICE_SCALAR_TYPE)
73 && s2.type_family == SCALAR_TYPE_FAMILY && (s2.subtype == HOST_SCALAR_TYPE || s2.subtype == DEVICE_SCALAR_TYPE)
74 && s3.type_family == SCALAR_TYPE_FAMILY && (s3.subtype == HOST_SCALAR_TYPE || s3.subtype == DEVICE_SCALAR_TYPE)
75 && bool("Arguments are not vector types!"));
76
77 switch (s1.numeric_type)
78 {
79 case FLOAT_TYPE:
80 assert(s2.numeric_type == FLOAT_TYPE && s3.numeric_type == FLOAT_TYPE && bool("Vectors do not have the same scalar type"));
81 viennacl::linalg::avbv(*s1.vector_float,
82 *s2.vector_float, convert_to_float(alpha), len_alpha, reciprocal_alpha, flip_sign_alpha,
83 *s3.vector_float, convert_to_float(beta), len_beta, reciprocal_beta, flip_sign_beta);
84 break;
85 case DOUBLE_TYPE:
86 assert(s2.numeric_type == DOUBLE_TYPE && s3.numeric_type == DOUBLE_TYPE && bool("Vectors do not have the same scalar type"));
87 viennacl::linalg::avbv(*s1.vector_double,
88 *s2.vector_double, convert_to_double(alpha), len_alpha, reciprocal_alpha, flip_sign_alpha,
89 *s3.vector_double, convert_to_double(beta), len_beta, reciprocal_beta, flip_sign_beta);
90 break;
91 default:
92 throw statement_not_supported_exception("Invalid arguments in scheduler when calling avbv()");
93 }
94 }
95
97 template<typename ScalarType1, typename ScalarType2>
98 void asbs_s(lhs_rhs_element & s1,
99 lhs_rhs_element const & s2, ScalarType1 const & alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha,
100 lhs_rhs_element const & s3, ScalarType2 const & beta, vcl_size_t len_beta, bool reciprocal_beta, bool flip_sign_beta)
101 {
102 assert( s1.type_family == SCALAR_TYPE_FAMILY && (s1.subtype == HOST_SCALAR_TYPE || s1.subtype == DEVICE_SCALAR_TYPE)
103 && s2.type_family == SCALAR_TYPE_FAMILY && (s2.subtype == HOST_SCALAR_TYPE || s2.subtype == DEVICE_SCALAR_TYPE)
104 && s3.type_family == SCALAR_TYPE_FAMILY && (s3.subtype == HOST_SCALAR_TYPE || s3.subtype == DEVICE_SCALAR_TYPE)
105 && bool("Arguments are not vector types!"));
106
107 switch (s1.numeric_type)
108 {
109 case FLOAT_TYPE:
110 assert(s2.numeric_type == FLOAT_TYPE && s3.numeric_type == FLOAT_TYPE && bool("Vectors do not have the same scalar type"));
111 viennacl::linalg::avbv_v(*s1.vector_float,
112 *s2.vector_float, convert_to_float(alpha), len_alpha, reciprocal_alpha, flip_sign_alpha,
113 *s3.vector_float, convert_to_float(beta), len_beta, reciprocal_beta, flip_sign_beta);
114 break;
115 case DOUBLE_TYPE:
116 assert(s2.numeric_type == DOUBLE_TYPE && s3.numeric_type == DOUBLE_TYPE && bool("Vectors do not have the same scalar type"));
117 viennacl::linalg::avbv_v(*s1.vector_double,
118 *s2.vector_double, convert_to_double(alpha), len_alpha, reciprocal_alpha, flip_sign_alpha,
119 *s3.vector_double, convert_to_double(beta), len_beta, reciprocal_beta, flip_sign_beta);
120 break;
121 default:
122 throw statement_not_supported_exception("Invalid arguments in scheduler when calling avbv_v()");
123 }
124 }
125
126 } // namespace detail
127 } // namespace scheduler
128 } // namespace viennacl
129
130 #endif
131
viennacl::scheduler::detail::asbs
void asbs(lhs_rhs_element &s1, lhs_rhs_element const &s2, ScalarType1 const &alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha, lhs_rhs_element const &s3, ScalarType2 const &beta, vcl_size_t len_beta, bool reciprocal_beta, bool flip_sign_beta)
Wrapper for viennacl::linalg::avbv(), taking care of the argument unwrapping.
Definition: execute_scalar_dispatcher.hpp:68
scalar_operations.hpp
Implementations of scalar operations.
viennacl::scheduler::DEVICE_SCALAR_TYPE
Definition: forwards.h:269
viennacl::scheduler::DOUBLE_TYPE
Definition: forwards.h:300
viennacl::linalg::avbv_v
void avbv_v(vector_base< T > &vec1, vector_base< T > const &vec2, ScalarType1 const &alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha, vector_base< T > const &vec3, ScalarType2 const &beta, vcl_size_t len_beta, bool reciprocal_beta, bool flip_sign_beta)
Definition: vector_operations.hpp:144
viennacl::scheduler::detail::convert_to_double
double convert_to_double(float d)
Definition: execute_util.hpp:89
viennacl::scheduler::lhs_rhs_element::subtype
statement_node_subtype subtype
Definition: forwards.h:340
viennacl::scheduler::detail::as
void as(lhs_rhs_element &s1, lhs_rhs_element const &s2, ScalarType1 const &alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha)
Wrapper for viennacl::linalg::av(), taking care of the argument unwrapping.
Definition: execute_scalar_dispatcher.hpp:42
viennacl::scheduler::SCALAR_TYPE_FAMILY
Definition: forwards.h:254
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::detail::asbs_s
void asbs_s(lhs_rhs_element &s1, lhs_rhs_element const &s2, ScalarType1 const &alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha, lhs_rhs_element const &s3, ScalarType2 const &beta, vcl_size_t len_beta, bool reciprocal_beta, bool flip_sign_beta)
Wrapper for viennacl::linalg::avbv_v(), taking care of the argument unwrapping.
Definition: execute_scalar_dispatcher.hpp:98
s2
viennacl::scalar< int > s2
Definition: global_variables.cpp:58
viennacl::scheduler::HOST_SCALAR_TYPE
Definition: forwards.h:268
s1
viennacl::scalar< float > s1
Definition: global_variables.cpp:57
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::vcl_size_t
std::size_t vcl_size_t
Definition: forwards.h:75
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::linalg::avbv
void avbv(vector_base< T > &vec1, vector_base< T > const &vec2, ScalarType1 const &alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha, vector_base< T > const &vec3, ScalarType2 const &beta, vcl_size_t len_beta, bool reciprocal_beta, bool flip_sign_beta)
Definition: vector_operations.hpp:107
viennacl::linalg::av
void av(vector_base< T > &vec1, vector_base< T > const &vec2, ScalarType1 const &alpha, vcl_size_t len_alpha, bool reciprocal_alpha, bool flip_sign_alpha)
Definition: vector_operations.hpp:78
viennacl::scheduler::detail::convert_to_float
float convert_to_float(float f)
Definition: execute_util.hpp:76
viennacl::scheduler::FLOAT_TYPE
Definition: forwards.h:299
execute_util.hpp
Provides various utilities for implementing the execution of statements.
viennacl::scheduler::statement_not_supported_exception
Exception for the case the scheduler is unable to deal with the operation.
Definition: forwards.h:38