This repository has been archived by the owner on Mar 21, 2024. It is now read-only.
/
functional.cu
324 lines (256 loc) · 14.4 KB
/
functional.cu
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
#include <unittest/unittest.h>
#include <thrust/functional.h>
#include <thrust/transform.h>
#include <functional>
#include <algorithm>
__THRUST_DISABLE_MSVC_POSSIBLE_LOSS_OF_DATA_WARNING_BEGIN
const size_t NUM_SAMPLES = 10000;
template <class InputVector, class OutputVector, class Operator, class ReferenceOperator>
void TestUnaryFunctional(void)
{
typedef typename InputVector::value_type InputType;
typedef typename OutputVector::value_type OutputType;
thrust::host_vector<InputType> std_input = unittest::random_samples<InputType>(NUM_SAMPLES);
thrust::host_vector<OutputType> std_output(NUM_SAMPLES);
InputVector input = std_input;
OutputVector output(NUM_SAMPLES);
thrust::transform( input.begin(), input.end(), output.begin(), Operator());
thrust::transform(std_input.begin(), std_input.end(), std_output.begin(), ReferenceOperator());
ASSERT_EQUAL(output, std_output);
}
template <class InputVector, class OutputVector, class Operator, class ReferenceOperator>
void TestBinaryFunctional(void)
{
typedef typename InputVector::value_type InputType;
typedef typename OutputVector::value_type OutputType;
thrust::host_vector<InputType> std_input1 = unittest::random_samples<InputType>(NUM_SAMPLES);
thrust::host_vector<InputType> std_input2 = unittest::random_samples<InputType>(NUM_SAMPLES);
thrust::host_vector<OutputType> std_output(NUM_SAMPLES);
// Replace zeros to avoid divide by zero exceptions
std::replace(std_input2.begin(), std_input2.end(), (InputType) 0, (InputType) 1);
InputVector input1 = std_input1;
InputVector input2 = std_input2;
OutputVector output(NUM_SAMPLES);
thrust::transform( input1.begin(), input1.end(), input2.begin(), output.begin(), Operator());
thrust::transform(std_input1.begin(), std_input1.end(), std_input2.begin(), std_output.begin(), ReferenceOperator());
// Note: FP division is not bit-equal, even when nvcc is invoked with --prec-div
ASSERT_ALMOST_EQUAL(output, std_output);
}
// XXX add bool to list
// Instantiate a macro for all integer-like data types
#define INSTANTIATE_INTEGER_TYPES(Macro, vector_type, operator_name) \
Macro(vector_type, operator_name, unittest::int8_t ) \
Macro(vector_type, operator_name, unittest::uint8_t ) \
Macro(vector_type, operator_name, unittest::int16_t ) \
Macro(vector_type, operator_name, unittest::uint16_t) \
Macro(vector_type, operator_name, unittest::int32_t ) \
Macro(vector_type, operator_name, unittest::uint32_t) \
Macro(vector_type, operator_name, unittest::int64_t ) \
Macro(vector_type, operator_name, unittest::uint64_t)
// Instantiate a macro for all integer and floating point data types
#define INSTANTIATE_ALL_TYPES(Macro, vector_type, operator_name) \
INSTANTIATE_INTEGER_TYPES(Macro, vector_type, operator_name) \
Macro(vector_type, operator_name, float)
// op(T) -> T
#define INSTANTIATE_UNARY_ARITHMETIC_FUNCTIONAL_TEST(vector_type, operator_name, data_type) \
TestUnaryFunctional< thrust::vector_type<data_type>, \
thrust::vector_type<data_type>, \
thrust::operator_name<data_type>, \
std::operator_name<data_type> >();
// XXX revert OutputVector<T> back to bool
// op(T) -> bool
#define INSTANTIATE_UNARY_LOGICAL_FUNCTIONAL_TEST(vector_type, operator_name, data_type) \
TestUnaryFunctional< thrust::vector_type<data_type>, \
thrust::vector_type<data_type>, \
thrust::operator_name<data_type>, \
std::operator_name<data_type> >();
// op(T,T) -> T
#define INSTANTIATE_BINARY_ARITHMETIC_FUNCTIONAL_TEST(vector_type, operator_name, data_type) \
TestBinaryFunctional< thrust::vector_type<data_type>, \
thrust::vector_type<data_type>, \
thrust::operator_name<data_type>, \
std::operator_name<data_type> >();
// XXX revert OutputVector<T> back to bool
// op(T,T) -> bool
#define INSTANTIATE_BINARY_LOGICAL_FUNCTIONAL_TEST(vector_type, operator_name, data_type) \
TestBinaryFunctional< thrust::vector_type<data_type>, \
thrust::vector_type<data_type>, \
thrust::operator_name<data_type>, \
std::operator_name<data_type> >();
// op(T) -> T
#define DECLARE_UNARY_ARITHMETIC_FUNCTIONAL_UNITTEST(operator_name, OperatorName) \
void Test##OperatorName##FunctionalHost(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_UNARY_ARITHMETIC_FUNCTIONAL_TEST, host_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalHost); \
void Test##OperatorName##FunctionalDevice(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_UNARY_ARITHMETIC_FUNCTIONAL_TEST, device_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalDevice);
// op(T) -> bool
#define DECLARE_UNARY_LOGICAL_FUNCTIONAL_UNITTEST(operator_name, OperatorName) \
void Test##OperatorName##FunctionalHost(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_UNARY_LOGICAL_FUNCTIONAL_TEST, host_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalHost); \
void Test##OperatorName##FunctionalDevice(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_UNARY_LOGICAL_FUNCTIONAL_TEST, device_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalDevice);
// op(T,T) -> T
#define DECLARE_BINARY_ARITHMETIC_FUNCTIONAL_UNITTEST(operator_name, OperatorName) \
void Test##OperatorName##FunctionalHost(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_BINARY_ARITHMETIC_FUNCTIONAL_TEST, host_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalHost); \
void Test##OperatorName##FunctionalDevice(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_BINARY_ARITHMETIC_FUNCTIONAL_TEST, device_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalDevice);
// op(T,T) -> T (for integer T only)
#define DECLARE_BINARY_INTEGER_ARITHMETIC_FUNCTIONAL_UNITTEST(operator_name, OperatorName) \
void Test##OperatorName##FunctionalHost(void) \
{ \
INSTANTIATE_INTEGER_TYPES( INSTANTIATE_BINARY_ARITHMETIC_FUNCTIONAL_TEST, host_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalHost); \
void Test##OperatorName##FunctionalDevice(void) \
{ \
INSTANTIATE_INTEGER_TYPES( INSTANTIATE_BINARY_ARITHMETIC_FUNCTIONAL_TEST, device_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalDevice);
// op(T,T) -> bool
#define DECLARE_BINARY_LOGICAL_FUNCTIONAL_UNITTEST(operator_name, OperatorName) \
void Test##OperatorName##FunctionalHost(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_BINARY_LOGICAL_FUNCTIONAL_TEST, host_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalHost); \
void Test##OperatorName##FunctionalDevice(void) \
{ \
INSTANTIATE_ALL_TYPES( INSTANTIATE_BINARY_LOGICAL_FUNCTIONAL_TEST, device_vector, operator_name); \
} \
DECLARE_UNITTEST(Test##OperatorName##FunctionalDevice);
// Create the unit tests
DECLARE_UNARY_ARITHMETIC_FUNCTIONAL_UNITTEST(negate, Negate);
DECLARE_UNARY_LOGICAL_FUNCTIONAL_UNITTEST(logical_not, LogicalNot);
// Ad-hoc testing for other functionals
template <class Vector>
void TestIdentityFunctional(void)
{
typedef typename Vector::value_type T;
Vector input(3);
input[0] = 0; input[1] = 1; input[2] = 2;
Vector output(3);
thrust::transform(input.begin(), input.end(), output.begin(), thrust::identity<T>());
ASSERT_EQUAL(input, output);
}
DECLARE_VECTOR_UNITTEST(TestIdentityFunctional);
template <class Vector>
void TestProject1stFunctional(void)
{
typedef typename Vector::value_type T;
Vector lhs(3);
Vector rhs(3);
lhs[0] = 0; rhs[0] = 3;
lhs[1] = 1; rhs[1] = 4;
lhs[2] = 2; rhs[2] = 5;
Vector output(3);
thrust::transform(lhs.begin(), lhs.end(), rhs.begin(), output.begin(), thrust::project1st<T,T>());
ASSERT_EQUAL(output, lhs);
}
DECLARE_VECTOR_UNITTEST(TestProject1stFunctional);
template <class Vector>
void TestProject2ndFunctional(void)
{
typedef typename Vector::value_type T;
Vector lhs(3);
Vector rhs(3);
lhs[0] = 0; rhs[0] = 3;
lhs[1] = 1; rhs[1] = 4;
lhs[2] = 2; rhs[2] = 5;
Vector output(3);
thrust::transform(lhs.begin(), lhs.end(), rhs.begin(), output.begin(), thrust::project2nd<T,T>());
ASSERT_EQUAL(output, rhs);
}
DECLARE_VECTOR_UNITTEST(TestProject2ndFunctional);
template <class Vector>
void TestMaximumFunctional(void)
{
typedef typename Vector::value_type T;
Vector input1(3);
Vector input2(3);
input1[0] = 8; input1[1] = 3; input1[2] = 7;
input2[0] = 5; input2[1] = 6; input2[2] = 9;
Vector output(3);
thrust::transform(input1.begin(), input1.end(),
input2.begin(),
output.begin(),
thrust::maximum<T>());
ASSERT_EQUAL(output[0], 8);
ASSERT_EQUAL(output[1], 6);
ASSERT_EQUAL(output[2], 9);
}
DECLARE_VECTOR_UNITTEST(TestMaximumFunctional);
template <class Vector>
void TestMinimumFunctional(void)
{
typedef typename Vector::value_type T;
Vector input1(3);
Vector input2(3);
input1[0] = 8; input1[1] = 3; input1[2] = 7;
input2[0] = 5; input2[1] = 6; input2[2] = 9;
Vector output(3);
thrust::transform(input1.begin(), input1.end(),
input2.begin(),
output.begin(),
thrust::minimum<T>());
ASSERT_EQUAL(output[0], 5);
ASSERT_EQUAL(output[1], 3);
ASSERT_EQUAL(output[2], 7);
}
DECLARE_VECTOR_UNITTEST(TestMinimumFunctional);
template <class Vector>
void TestNot1(void)
{
typedef typename Vector::value_type T;
Vector input(5);
input[0] = 1; input[1] = 0; input[2] = 1; input[3] = 1; input[4] = 0;
Vector output(5);
thrust::transform(input.begin(), input.end(),
output.begin(),
thrust::not1(thrust::identity<T>()));
ASSERT_EQUAL(output[0], 0);
ASSERT_EQUAL(output[1], 1);
ASSERT_EQUAL(output[2], 0);
ASSERT_EQUAL(output[3], 0);
ASSERT_EQUAL(output[4], 1);
}
DECLARE_VECTOR_UNITTEST(TestNot1);
template <class Vector>
void TestNot2(void)
{
typedef typename Vector::value_type T;
Vector input1(5);
Vector input2(5);
input1[0] = 1; input1[1] = 0; input1[2] = 1; input1[3] = 1; input1[4] = 0;
input2[0] = 1; input2[1] = 1; input2[2] = 0; input2[3] = 1; input2[4] = 1;
Vector output(5);
thrust::transform(input1.begin(), input1.end(),
input2.begin(),
output.begin(),
thrust::not2(thrust::equal_to<T>()));
ASSERT_EQUAL(output[0], 0);
ASSERT_EQUAL(output[1], 1);
ASSERT_EQUAL(output[2], 1);
ASSERT_EQUAL(output[3], 0);
ASSERT_EQUAL(output[4], 1);
}
DECLARE_VECTOR_UNITTEST(TestNot2);
__THRUST_DISABLE_MSVC_POSSIBLE_LOSS_OF_DATA_WARNING_END