Hugging Face's logo

Spaces:
ma-xu
/
LIVE
Runtime error

App Files Community
2
LIVE
File size: 2,826 Bytes 
be11144
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
 
#include <unittest/unittest.h>
#include <thrust/sequence.h>
#include <thrust/execution_policy.h>


template<typename ExecutionPolicy, typename Iterator>
__global__
void sequence_kernel(ExecutionPolicy exec, Iterator first, Iterator last)
{
  thrust::sequence(exec, first, last);
}


template<typename ExecutionPolicy, typename Iterator, typename T>
__global__
void sequence_kernel(ExecutionPolicy exec, Iterator first, Iterator last, T init)
{
  thrust::sequence(exec, first, last, init);
}


template<typename ExecutionPolicy, typename Iterator, typename T>
__global__
void sequence_kernel(ExecutionPolicy exec, Iterator first, Iterator last, T init, T step)
{
  thrust::sequence(exec, first, last, init, step);
}


template<typename ExecutionPolicy>
void TestSequenceDevice(ExecutionPolicy exec)
{
  thrust::device_vector<int> v(5);
  
  sequence_kernel<<<1,1>>>(exec, v.begin(), v.end());
  {
    cudaError_t const err = cudaDeviceSynchronize();
    ASSERT_EQUAL(cudaSuccess, err);
  }
 
  ASSERT_EQUAL(v[0], 0);
  ASSERT_EQUAL(v[1], 1);
  ASSERT_EQUAL(v[2], 2);
  ASSERT_EQUAL(v[3], 3);
  ASSERT_EQUAL(v[4], 4);
  
  sequence_kernel<<<1,1>>>(exec, v.begin(), v.end(), 10);
  {
    cudaError_t const err = cudaDeviceSynchronize();
    ASSERT_EQUAL(cudaSuccess, err);
  }
  
  ASSERT_EQUAL(v[0], 10);
  ASSERT_EQUAL(v[1], 11);
  ASSERT_EQUAL(v[2], 12);
  ASSERT_EQUAL(v[3], 13);
  ASSERT_EQUAL(v[4], 14);
  
  sequence_kernel<<<1,1>>>(exec, v.begin(), v.end(), 10, 2);
  {
    cudaError_t const err = cudaDeviceSynchronize();
    ASSERT_EQUAL(cudaSuccess, err);
  }
  
  ASSERT_EQUAL(v[0], 10);
  ASSERT_EQUAL(v[1], 12);
  ASSERT_EQUAL(v[2], 14);
  ASSERT_EQUAL(v[3], 16);
  ASSERT_EQUAL(v[4], 18);
}

void TestSequenceDeviceSeq()
{
  TestSequenceDevice(thrust::seq);
}
DECLARE_UNITTEST(TestSequenceDeviceSeq);

void TestSequenceDeviceDevice()
{
  TestSequenceDevice(thrust::device);
}
DECLARE_UNITTEST(TestSequenceDeviceDevice);

void TestSequenceCudaStreams()
{
  typedef thrust::device_vector<int> Vector;
  
  Vector v(5);

  cudaStream_t s;
  cudaStreamCreate(&s);

  thrust::sequence(thrust::cuda::par.on(s), v.begin(), v.end());
  cudaStreamSynchronize(s);

  ASSERT_EQUAL(v[0], 0);
  ASSERT_EQUAL(v[1], 1);
  ASSERT_EQUAL(v[2], 2);
  ASSERT_EQUAL(v[3], 3);
  ASSERT_EQUAL(v[4], 4);

  thrust::sequence(thrust::cuda::par.on(s), v.begin(), v.end(), 10);
  cudaStreamSynchronize(s);

  ASSERT_EQUAL(v[0], 10);
  ASSERT_EQUAL(v[1], 11);
  ASSERT_EQUAL(v[2], 12);
  ASSERT_EQUAL(v[3], 13);
  ASSERT_EQUAL(v[4], 14);
  
  thrust::sequence(thrust::cuda::par.on(s), v.begin(), v.end(), 10, 2);
  cudaStreamSynchronize(s);

  ASSERT_EQUAL(v[0], 10);
  ASSERT_EQUAL(v[1], 12);
  ASSERT_EQUAL(v[2], 14);
  ASSERT_EQUAL(v[3], 16);
  ASSERT_EQUAL(v[4], 18);

  cudaStreamDestroy(s);
}
DECLARE_UNITTEST(TestSequenceCudaStreams);