-
Notifications
You must be signed in to change notification settings - Fork 48
/
context.h
56 lines (47 loc) · 1.44 KB
/
context.h
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
// Licensed 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.
#pragma once
#include <hidet/runtime/common.h>
#include <hidet/runtime/callbacks.h>
#include <hidet/runtime/context.h>
// #include <cuda_runtime.h>
struct CudaContext: BaseContext {
/* The cuda stream the kernels will be launched on. */
void* stream = nullptr;
/* NCCL Comunicators*/
void ** nccl_comms = nullptr;
int num_comms = 0;
/**
* Get the instance of cuda context.
*/
static CudaContext* global();
};
/**
* Set the cuda stream of cuda context.
*/
DLL void set_cuda_stream(void* stream);
/**
* Get the cuda stream of cuda context.
*/
DLL void* get_cuda_stream();
/**
* Request a workspace.
*/
DLL void* request_cuda_workspace(size_t nbytes, bool require_clean);
/**
* Set required NCCL communicators of the context.
*/
DLL void set_nccl_comms(int num_comms, void** comm);
/**
* Get the NCCL communicator by the index
*/
DLL void* get_nccl_comm(int idx);