1 | // -*- c++ -*- |
---|
2 | // |
---|
3 | // Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana |
---|
4 | // University Research and Technology |
---|
5 | // Corporation. All rights reserved. |
---|
6 | // Copyright (c) 2004-2005 The University of Tennessee and The University |
---|
7 | // of Tennessee Research Foundation. All rights |
---|
8 | // reserved. |
---|
9 | // Copyright (c) 2004-2005 High Performance Computing Center Stuttgart, |
---|
10 | // University of Stuttgart. All rights reserved. |
---|
11 | // Copyright (c) 2004-2005 The Regents of the University of California. |
---|
12 | // All rights reserved. |
---|
13 | // Copyright (c) 2006-2008 Cisco Systems, Inc. All rights reserved. |
---|
14 | // Copyright (c) 2007 Sun Microsystems, Inc. All rights reserved. |
---|
15 | // $COPYRIGHT$ |
---|
16 | // |
---|
17 | // Additional copyrights may follow |
---|
18 | // |
---|
19 | // $HEADER$ |
---|
20 | // |
---|
21 | |
---|
22 | |
---|
23 | class Win { |
---|
24 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
---|
25 | // friend class P; |
---|
26 | #endif |
---|
27 | friend class MPI::Comm; //so I can access pmpi_win data member in comm.cc |
---|
28 | friend class MPI::Request; //and also from request.cc |
---|
29 | |
---|
30 | public: |
---|
31 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
---|
32 | |
---|
33 | // construction / destruction |
---|
34 | Win() { } |
---|
35 | virtual ~Win() { } |
---|
36 | |
---|
37 | |
---|
38 | // copy / assignment |
---|
39 | Win(const Win& data) : pmpi_win(data.pmpi_win) { } |
---|
40 | |
---|
41 | Win(MPI_Win i) : pmpi_win(i) { } |
---|
42 | |
---|
43 | Win& operator=(const Win& data) { |
---|
44 | pmpi_win = data.pmpi_win; return *this; } |
---|
45 | |
---|
46 | // comparison, don't need for win |
---|
47 | |
---|
48 | // inter-language operability |
---|
49 | Win& operator= (const MPI_Win &i) { |
---|
50 | pmpi_win = i; return *this; } |
---|
51 | operator MPI_Win () const { return pmpi_win; } |
---|
52 | // operator MPI_Win* () const { return pmpi_win; } |
---|
53 | operator const PMPI::Win&() const { return pmpi_win; } |
---|
54 | |
---|
55 | #else |
---|
56 | |
---|
57 | Win() : mpi_win(MPI_WIN_NULL) { } |
---|
58 | // copy |
---|
59 | Win(const Win& data) : mpi_win(data.mpi_win) { } |
---|
60 | |
---|
61 | Win(MPI_Win i) : mpi_win(i) { } |
---|
62 | |
---|
63 | virtual ~Win() { } |
---|
64 | |
---|
65 | Win& operator=(const Win& data) { |
---|
66 | mpi_win = data.mpi_win; return *this; } |
---|
67 | |
---|
68 | // comparison, don't need for win |
---|
69 | |
---|
70 | // inter-language operability |
---|
71 | Win& operator= (const MPI_Win &i) { |
---|
72 | mpi_win = i; return *this; } |
---|
73 | operator MPI_Win () const { return mpi_win; } |
---|
74 | // operator MPI_Win* () const { return (MPI_Win*)&mpi_win; } |
---|
75 | |
---|
76 | #endif |
---|
77 | |
---|
78 | // |
---|
79 | // User defined functions |
---|
80 | // |
---|
81 | typedef int Copy_attr_function(const Win& oldwin, int win_keyval, |
---|
82 | void* extra_state, void* attribute_val_in, |
---|
83 | void* attribute_val_out, bool& flag); |
---|
84 | |
---|
85 | typedef int Delete_attr_function(Win& win, int win_keyval, |
---|
86 | void* attribute_val, void* extra_state); |
---|
87 | |
---|
88 | typedef void Errhandler_fn(Win &, int *, ... ); |
---|
89 | |
---|
90 | // |
---|
91 | // Errhandler |
---|
92 | // |
---|
93 | static MPI::Errhandler Create_errhandler(Errhandler_fn* function); |
---|
94 | |
---|
95 | virtual void Set_errhandler(const MPI::Errhandler& errhandler) const; |
---|
96 | |
---|
97 | virtual MPI::Errhandler Get_errhandler() const; |
---|
98 | |
---|
99 | // |
---|
100 | // One sided communication |
---|
101 | // |
---|
102 | virtual void Accumulate(const void* origin_addr, int origin_count, |
---|
103 | const MPI::Datatype& origin_datatype, |
---|
104 | int target_rank, MPI::Aint target_disp, |
---|
105 | int target_count, |
---|
106 | const MPI::Datatype& target_datatype, |
---|
107 | const MPI::Op& op) const; |
---|
108 | |
---|
109 | virtual void Complete() const; |
---|
110 | |
---|
111 | static Win Create(const void* base, MPI::Aint size, int disp_unit, |
---|
112 | const MPI::Info& info, const MPI::Intracomm& comm); |
---|
113 | |
---|
114 | virtual void Fence(int assert) const; |
---|
115 | |
---|
116 | virtual void Free(); |
---|
117 | |
---|
118 | virtual void Get(const void *origin_addr, int origin_count, |
---|
119 | const MPI::Datatype& origin_datatype, int target_rank, |
---|
120 | MPI::Aint target_disp, int target_count, |
---|
121 | const MPI::Datatype& target_datatype) const; |
---|
122 | |
---|
123 | virtual MPI::Group Get_group() const; |
---|
124 | |
---|
125 | virtual void Lock(int lock_type, int rank, int assert) const; |
---|
126 | |
---|
127 | virtual void Post(const MPI::Group& group, int assert) const; |
---|
128 | |
---|
129 | virtual void Put(const void* origin_addr, int origin_count, |
---|
130 | const MPI::Datatype& origin_datatype, int target_rank, |
---|
131 | MPI::Aint target_disp, int target_count, |
---|
132 | const MPI::Datatype& target_datatype) const; |
---|
133 | |
---|
134 | virtual void Start(const MPI::Group& group, int assert) const; |
---|
135 | |
---|
136 | virtual bool Test() const; |
---|
137 | |
---|
138 | virtual void Unlock(int rank) const; |
---|
139 | |
---|
140 | virtual void Wait() const; |
---|
141 | |
---|
142 | |
---|
143 | // |
---|
144 | // External Interfaces |
---|
145 | // |
---|
146 | virtual void Call_errhandler(int errorcode) const; |
---|
147 | |
---|
148 | // Need 4 overloaded versions of this function because per the |
---|
149 | // MPI-2 spec, you can mix-n-match the C predefined functions with |
---|
150 | // C++ functions. |
---|
151 | static int Create_keyval(Copy_attr_function* win_copy_attr_fn, |
---|
152 | Delete_attr_function* win_delete_attr_fn, |
---|
153 | void* extra_state); |
---|
154 | static int Create_keyval(MPI_Win_copy_attr_function* win_copy_attr_fn, |
---|
155 | MPI_Win_delete_attr_function* win_delete_attr_fn, |
---|
156 | void* extra_state); |
---|
157 | static int Create_keyval(Copy_attr_function* win_copy_attr_fn, |
---|
158 | MPI_Win_delete_attr_function* win_delete_attr_fn, |
---|
159 | void* extra_state); |
---|
160 | static int Create_keyval(MPI_Win_copy_attr_function* win_copy_attr_fn, |
---|
161 | Delete_attr_function* win_delete_attr_fn, |
---|
162 | void* extra_state); |
---|
163 | |
---|
164 | protected: |
---|
165 | // Back-end function to do the heavy lifting for creating the |
---|
166 | // keyval |
---|
167 | static int do_create_keyval(MPI_Win_copy_attr_function* c_copy_fn, |
---|
168 | MPI_Win_delete_attr_function* c_delete_fn, |
---|
169 | Copy_attr_function* cxx_copy_fn, |
---|
170 | Delete_attr_function* cxx_delete_fn, |
---|
171 | void* extra_state, int &keyval); |
---|
172 | |
---|
173 | public: |
---|
174 | virtual void Delete_attr(int win_keyval); |
---|
175 | |
---|
176 | static void Free_keyval(int& win_keyval); |
---|
177 | |
---|
178 | // version 1: pre-errata Get_attr (not correct, but probably nice to support |
---|
179 | bool Get_attr(const Win& win, int win_keyval, |
---|
180 | void* attribute_val) const; |
---|
181 | |
---|
182 | // version 2: post-errata Get_attr (correct, but no one seems to know about it) |
---|
183 | bool Get_attr(int win_keyval, void* attribute_val) const; |
---|
184 | |
---|
185 | virtual void Get_name(char* win_name, int& resultlen) const; |
---|
186 | |
---|
187 | virtual void Set_attr(int win_keyval, const void* attribute_val); |
---|
188 | |
---|
189 | virtual void Set_name(const char* win_name); |
---|
190 | |
---|
191 | // Data that is passed through keyval create when C++ callback |
---|
192 | // functions are used |
---|
193 | struct keyval_intercept_data_t { |
---|
194 | MPI_Win_copy_attr_function *c_copy_fn; |
---|
195 | MPI_Win_delete_attr_function *c_delete_fn; |
---|
196 | Copy_attr_function* cxx_copy_fn; |
---|
197 | Delete_attr_function* cxx_delete_fn; |
---|
198 | void *extra_state; |
---|
199 | }; |
---|
200 | |
---|
201 | // Protect the global list from multiple thread access |
---|
202 | static opal_mutex_t cxx_extra_states_lock; |
---|
203 | |
---|
204 | protected: |
---|
205 | #if 0 /* OMPI_ENABLE_MPI_PROFILING */ |
---|
206 | PMPI::Win pmpi_win; |
---|
207 | #else |
---|
208 | MPI_Win mpi_win; |
---|
209 | #endif |
---|
210 | }; |
---|