1 | #include "mpiP.h" |
---|
2 | |
---|
3 | |
---|
4 | /* |
---|
5 | * COMPLETION |
---|
6 | */ |
---|
7 | |
---|
8 | |
---|
9 | |
---|
10 | FC_FUNC( mpi_test , MPI_TEST)(int *request, int *flag, int *status, |
---|
11 | int *ierror) |
---|
12 | { |
---|
13 | *ierror=MPI_Test( (void *)request ,flag,mpi_c_status(status)); |
---|
14 | } |
---|
15 | |
---|
16 | |
---|
17 | |
---|
18 | int MPI_Test(MPI_Request *request, int *flag, MPI_Status *status) |
---|
19 | { |
---|
20 | Req *req; |
---|
21 | |
---|
22 | if (*request==MPI_REQUEST_NULL) |
---|
23 | { |
---|
24 | if (status!=MPI_STATUS_IGNORE) |
---|
25 | { |
---|
26 | status->MPI_TAG= MPI_ANY_TAG; |
---|
27 | status->MPI_SOURCE= MPI_ANY_SOURCE; |
---|
28 | } |
---|
29 | *flag=1; |
---|
30 | return(MPI_SUCCESS); |
---|
31 | } |
---|
32 | |
---|
33 | |
---|
34 | req=mpi_handle_to_ptr(*request); |
---|
35 | |
---|
36 | *flag=req->complete; |
---|
37 | |
---|
38 | if (*flag) |
---|
39 | { |
---|
40 | if (status!=MPI_STATUS_IGNORE) |
---|
41 | { |
---|
42 | status->MPI_SOURCE= req->source; |
---|
43 | status->MPI_TAG= req->tag; |
---|
44 | } |
---|
45 | |
---|
46 | mpi_free_handle(*request); |
---|
47 | *request=MPI_REQUEST_NULL; |
---|
48 | } |
---|
49 | |
---|
50 | return(MPI_SUCCESS); |
---|
51 | } |
---|
52 | |
---|
53 | |
---|
54 | |
---|
55 | FC_FUNC( mpi_wait , MPI_WAIT )(int *request, int *status, int *ierror) |
---|
56 | { |
---|
57 | *ierror=MPI_Wait( (void *)request, mpi_c_status(status) ); |
---|
58 | } |
---|
59 | |
---|
60 | |
---|
61 | |
---|
62 | int MPI_Wait(MPI_Request *request, MPI_Status *status) |
---|
63 | { |
---|
64 | int flag; |
---|
65 | |
---|
66 | MPI_Test(request,&flag,status); |
---|
67 | |
---|
68 | if (!flag) |
---|
69 | { |
---|
70 | fprintf(stderr,"MPI_Wait: request not complete, deadlock\n"); |
---|
71 | abort(); |
---|
72 | } |
---|
73 | |
---|
74 | return(MPI_SUCCESS); |
---|
75 | } |
---|
76 | |
---|
77 | |
---|
78 | /*********/ |
---|
79 | |
---|
80 | |
---|
81 | FC_FUNC( mpi_waitany , MPI_WAITANY )(int *count, int *requests, |
---|
82 | int *index, int *status, int *ierror) |
---|
83 | { |
---|
84 | |
---|
85 | *ierror=MPI_Waitany(*count, (void *)requests,index,mpi_c_status(status)); |
---|
86 | } |
---|
87 | |
---|
88 | |
---|
89 | |
---|
90 | int MPI_Waitany(int count, MPI_Request *array_of_requests, |
---|
91 | int *index, MPI_Status *status) |
---|
92 | { |
---|
93 | int flag; |
---|
94 | |
---|
95 | MPI_Testany(count, array_of_requests, index, &flag, status); |
---|
96 | |
---|
97 | if (!flag) |
---|
98 | { |
---|
99 | /* none are completed */ |
---|
100 | |
---|
101 | fprintf(stderr,"MPI_Waitany: no requests complete, deadlock\n"); |
---|
102 | abort(); |
---|
103 | |
---|
104 | } |
---|
105 | |
---|
106 | return(MPI_SUCCESS); |
---|
107 | } |
---|
108 | |
---|
109 | /* MPI_Testany: looks for any message matching an element |
---|
110 | * in request array and returns its status. |
---|
111 | * flag=0 means no match was found. |
---|
112 | */ |
---|
113 | |
---|
114 | FC_FUNC(mpi_testany, MPI_TESTANY) |
---|
115 | (int * count, int * array_of_requests, |
---|
116 | int * index, int * flag, int *status, int * ierr) |
---|
117 | { |
---|
118 | *ierr = MPI_Testany(*count, array_of_requests, index, |
---|
119 | flag, mpi_c_status(status)); |
---|
120 | } |
---|
121 | |
---|
122 | int MPI_Testany(int count, MPI_Request *array_of_requests, |
---|
123 | int *index, int *flag, MPI_Status *status) |
---|
124 | { |
---|
125 | int i; |
---|
126 | |
---|
127 | for (i=0; i<count; i++) |
---|
128 | { |
---|
129 | MPI_Test(&array_of_requests[i],flag,status); |
---|
130 | |
---|
131 | if (*flag) |
---|
132 | return(MPI_SUCCESS); |
---|
133 | } |
---|
134 | |
---|
135 | /* none are completed */ |
---|
136 | |
---|
137 | *flag=0; |
---|
138 | return(MPI_SUCCESS); |
---|
139 | } |
---|
140 | |
---|
141 | /************ |
---|
142 | * testall: tests that all requests have completed, |
---|
143 | * if so return request array, otherwise set flag=0 |
---|
144 | */ |
---|
145 | FC_FUNC(mpi_testall, MPI_TESTALL) |
---|
146 | (int * count, int * array_of_requests, int *flag, |
---|
147 | int * array_of_statuses, int * ierr) |
---|
148 | { |
---|
149 | *ierr = MPI_Testall(*count, array_of_requests, flag, |
---|
150 | mpi_c_statuses(array_of_statuses)); |
---|
151 | } |
---|
152 | |
---|
153 | int MPI_Testall(int count, MPI_Request *array_of_requests, |
---|
154 | int *flag, MPI_Status *array_of_statuses) |
---|
155 | { |
---|
156 | int i; |
---|
157 | int iflag; |
---|
158 | |
---|
159 | *flag = 1; |
---|
160 | |
---|
161 | for (i=0; i<count && flag; i++) |
---|
162 | { |
---|
163 | MPI_Test(&array_of_requests[i],&iflag,&array_of_statuses[i]); |
---|
164 | |
---|
165 | if (!iflag) |
---|
166 | *flag=0; |
---|
167 | } |
---|
168 | |
---|
169 | return(MPI_SUCCESS); |
---|
170 | } |
---|
171 | |
---|
172 | /*********/ |
---|
173 | /* Waitall: Does a testall, but if no request has |
---|
174 | * completed, abort with an error |
---|
175 | */ |
---|
176 | |
---|
177 | FC_FUNC( mpi_waitall , MPI_WAITALL )(int *count, int *array_of_requests, |
---|
178 | int *array_of_statuses, int *ierror) |
---|
179 | { |
---|
180 | *ierror=MPI_Waitall(*count, (void *)array_of_requests, |
---|
181 | mpi_c_statuses(array_of_statuses)); |
---|
182 | |
---|
183 | } |
---|
184 | |
---|
185 | |
---|
186 | |
---|
187 | int MPI_Waitall(int count, MPI_Request *array_of_requests, |
---|
188 | MPI_Status *array_of_statuses) |
---|
189 | { |
---|
190 | int i; |
---|
191 | int flag; |
---|
192 | |
---|
193 | for (i=0; i<count; i++) |
---|
194 | { |
---|
195 | MPI_Test(&array_of_requests[i],&flag,&array_of_statuses[i]); |
---|
196 | |
---|
197 | if (!flag) |
---|
198 | { |
---|
199 | fprintf(stderr,"MPI_Waitall: request not complete, deadlock\n"); |
---|
200 | abort(); |
---|
201 | } |
---|
202 | } |
---|
203 | |
---|
204 | return(MPI_SUCCESS); |
---|
205 | } |
---|
206 | |
---|
207 | /* Testsome: tests each of an array of requests, and returns each one's |
---|
208 | * status in an array (if it is available |
---|
209 | */ |
---|
210 | |
---|
211 | FC_FUNC(mpi_testsome, MPI_TESTSOME) |
---|
212 | (int * incount, int * array_of_requests, int * outcount, |
---|
213 | int * array_of_indices, int * array_of_statuses, int * ierr) |
---|
214 | { |
---|
215 | *ierr = MPI_Testsome(*incount, array_of_requests, outcount, |
---|
216 | array_of_indices, mpi_c_statuses(array_of_statuses)); |
---|
217 | } |
---|
218 | |
---|
219 | int MPI_Testsome(int incount, MPI_Request *array_of_requests, int *outcount, |
---|
220 | int *array_of_indices, MPI_Status *array_of_statuses) |
---|
221 | { |
---|
222 | int i; |
---|
223 | int flag; |
---|
224 | |
---|
225 | *outcount =0; |
---|
226 | for (i=0; i<incount; i++) |
---|
227 | { |
---|
228 | flag=0; |
---|
229 | MPI_Test(&array_of_requests[i],&flag,&array_of_statuses[i]); |
---|
230 | |
---|
231 | if (flag) |
---|
232 | *outcount++; |
---|
233 | } |
---|
234 | |
---|
235 | return(MPI_SUCCESS); |
---|
236 | |
---|
237 | } |
---|
238 | |
---|
239 | /* Waitsome: checks for availability of at least one status from array of |
---|
240 | * requests. If no statuses are available, abort with error |
---|
241 | */ |
---|
242 | |
---|
243 | FC_FUNC(mpi_waitsome, MPI_WAITSOME) |
---|
244 | (int * incount, int * array_of_requests, int * outcount, |
---|
245 | int * array_of_indices, int *array_of_statuses, int * ierr) |
---|
246 | { |
---|
247 | *ierr = MPI_Waitsome(*incount, array_of_requests, outcount, |
---|
248 | array_of_indices, mpi_c_statuses(array_of_statuses)); |
---|
249 | } |
---|
250 | |
---|
251 | int MPI_Waitsome(int incount, MPI_Request *array_of_requests, int *outcount, |
---|
252 | int *array_of_indices, MPI_Status *array_of_statuses) |
---|
253 | { |
---|
254 | MPI_Testsome(incount, array_of_requests, outcount, |
---|
255 | array_of_indices, array_of_statuses); |
---|
256 | |
---|
257 | if (!outcount) |
---|
258 | { |
---|
259 | fprintf(stderr,"Waitsome: No requests complete, deadlock\n"); |
---|
260 | abort(); |
---|
261 | } |
---|
262 | |
---|
263 | return MPI_SUCCESS; |
---|
264 | } |
---|
265 | |
---|
266 | /***********************/ |
---|
267 | /* Request_free: Frees the handle and request |
---|
268 | */ |
---|
269 | |
---|
270 | FC_FUNC(mpi_request_free, MPI_REQUEST_FREE) |
---|
271 | (int * request, int * ierr) |
---|
272 | { |
---|
273 | *ierr = MPI_Request_free(request); |
---|
274 | } |
---|
275 | |
---|
276 | int MPI_Request_free(MPI_Request * req) |
---|
277 | { |
---|
278 | mpi_free_handle(*req); |
---|
279 | *req = MPI_REQUEST_NULL; |
---|
280 | return (MPI_SUCCESS); |
---|
281 | } |
---|
282 | |
---|
283 | |
---|
284 | |
---|
285 | /*********/ |
---|
286 | |
---|
287 | |
---|
288 | MPI_Request MPI_Request_f2c(MPI_Fint request) |
---|
289 | { |
---|
290 | return(request); |
---|
291 | } |
---|
292 | |
---|
293 | |
---|
294 | /*********/ |
---|
295 | |
---|
296 | |
---|
297 | |
---|
298 | MPI_Fint MPI_Request_c2f(MPI_Request request) |
---|
299 | { |
---|
300 | return(request); |
---|
301 | } |
---|