forked from apache/arrow
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathcuda_internal.h
More file actions
61 lines (49 loc) · 1.95 KB
/
Copy pathcuda_internal.h
File metadata and controls
61 lines (49 loc) · 1.95 KB
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
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
// Non-public header
#pragma once
#include <cassert>
#include <string>
#include <cuda.h>
#include "arrow/gpu/cuda_context.h"
#include "arrow/status.h"
namespace arrow {
namespace cuda {
namespace internal {
std::string CudaErrorDescription(CUresult err);
ARROW_EXPORT
Status StatusFromCuda(CUresult res, const char* function_name = nullptr);
#define CU_RETURN_NOT_OK(FUNC_NAME, STMT) \
do { \
CUresult __res = (STMT); \
if (__res != CUDA_SUCCESS) { \
return ::arrow::cuda::internal::StatusFromCuda(__res, FUNC_NAME); \
} \
} while (0)
class ContextSaver {
public:
explicit ContextSaver(CUcontext new_context) { cuCtxPushCurrent(new_context); }
explicit ContextSaver(const CudaContext& context)
: ContextSaver(reinterpret_cast<CUcontext>(context.handle())) {}
~ContextSaver() {
CUcontext unused;
cuCtxPopCurrent(&unused);
}
};
} // namespace internal
} // namespace cuda
} // namespace arrow