StarPU Internal Handbook
node_ops.h
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1 /* StarPU --- Runtime system for heterogeneous multicore architectures.
2  *
3  * Copyright (C) 2008-2021 Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
4  *
5  * StarPU is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU Lesser General Public License as published by
7  * the Free Software Foundation; either version 2.1 of the License, or (at
8  * your option) any later version.
9  *
10  * StarPU is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13  *
14  * See the GNU Lesser General Public License in COPYING.LGPL for more details.
15  */
16 
17 #ifndef __NODE_OPS_H__
18 #define __NODE_OPS_H__
19 
22 #include <starpu.h>
23 #include <common/config.h>
24 #include <datawizard/copy_driver.h>
25 
26 typedef int (*copy_interface_func_t)(starpu_data_handle_t handle, void *src_interface, unsigned src_node,
27  void *dst_interface, unsigned dst_node,
28  struct _starpu_data_request *req);
29 
30 typedef int (*copy_data_t)(uintptr_t src_ptr, size_t src_offset, unsigned src_node,
31  uintptr_t dst_ptr, size_t dst_offset, unsigned dst_node,
32  size_t ssize, struct _starpu_async_channel *async_channel);
33 
34 typedef int (*copy2d_data_t)(uintptr_t src_ptr, size_t src_offset, unsigned src_node,
35  uintptr_t dst_ptr, size_t dst_offset, unsigned dst_node,
36  size_t blocksize,
37  size_t numblocks, size_t ld_src, size_t ld_dst,
38  struct _starpu_async_channel *async_channel);
39 
40 typedef int (*copy3d_data_t)(uintptr_t src_ptr, size_t src_offset, unsigned src_node,
41  uintptr_t dst_ptr, size_t dst_offset, unsigned dst_node,
42  size_t blocksize,
43  size_t numblocks_1, size_t ld1_src, size_t ld1_dst,
44  size_t numblocks_2, size_t ld2_src, size_t ld2_dst,
45  struct _starpu_async_channel *async_channel);
46 
48 {
49  copy_interface_func_t copy_interface_to[STARPU_MPI_MS_RAM+1];
50  copy_data_t copy_data_to[STARPU_MPI_MS_RAM+1];
51  copy2d_data_t copy2d_data_to[STARPU_MPI_MS_RAM+1];
52  copy3d_data_t copy3d_data_to[STARPU_MPI_MS_RAM+1];
53  void (*wait_request_completion)(struct _starpu_async_channel *async_channel);
54  unsigned (*test_request_completion)(struct _starpu_async_channel *async_channel);
55  int (*is_direct_access_supported)(unsigned node, unsigned handling_node);
56  uintptr_t (*malloc_on_node)(unsigned dst_node, size_t size, int flags);
57  void (*free_on_node)(unsigned dst_node, uintptr_t addr, size_t size, int flags);
58  char *name;
59 };
60 
61 const char* _starpu_node_get_prefix(enum starpu_node_kind kind);
62 
63 #endif // __NODE_OPS_H__
Definition: copy_driver.h:127
Definition: node_ops.h:48