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
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
|
/*
* Copyright (C) by Argonne National Laboratory
* See COPYRIGHT in top-level directory
*/
#include "mpi.h"
#include "mpitestconf.h"
#include <stdio.h>
#include "mpitest.h"
/*
static char MTEST_Descrip[] = "Test MPI_LXOR operations on optional datatypes dupported by MPICH";
*/
/*
* This test looks at the handling of logical and for types that are not
* integers or are not required integers (e.g., long long). MPICH allows
* these as well. A strict MPI test should not include this test.
*/
int main(int argc, char *argv[])
{
int errs = 0;
int rc;
int rank, size;
MPI_Comm comm;
char cinbuf[3], coutbuf[3];
signed char scinbuf[3], scoutbuf[3];
unsigned char ucinbuf[3], ucoutbuf[3];
float finbuf[3], foutbuf[3];
double dinbuf[3], doutbuf[3];
MTest_Init(&argc, &argv);
comm = MPI_COMM_WORLD;
/* Set errors return so that we can provide better information
* should a routine reject one of the operand/datatype pairs */
MPI_Comm_set_errhandler(comm, MPI_ERRORS_RETURN);
MPI_Comm_rank(comm, &rank);
MPI_Comm_size(comm, &size);
#ifndef USE_STRICT_MPI
/* char */
MTestPrintfMsg(10, "Reduce of MPI_CHAR\n");
cinbuf[0] = 1;
cinbuf[1] = 0;
cinbuf[2] = (rank > 0);
coutbuf[0] = 0;
coutbuf[1] = 1;
coutbuf[2] = 1;
rc = MPI_Reduce(cinbuf, coutbuf, 3, MPI_CHAR, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_CHAR", rc);
errs++;
} else {
if (rank == 0) {
if (coutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "char XOR(1) test failed\n");
}
if (coutbuf[1]) {
errs++;
fprintf(stderr, "char XOR(0) test failed\n");
}
if (coutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "char XOR(>) test failed\n");
}
}
}
#endif /* USE_STRICT_MPI */
/* signed char */
MTestPrintfMsg(10, "Reduce of MPI_SIGNED_CHAR\n");
scinbuf[0] = 1;
scinbuf[1] = 0;
scinbuf[2] = (rank > 0);
scoutbuf[0] = 0;
scoutbuf[1] = 1;
scoutbuf[2] = 1;
rc = MPI_Reduce(scinbuf, scoutbuf, 3, MPI_SIGNED_CHAR, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_SIGNED_CHAR", rc);
errs++;
} else {
if (rank == 0) {
if (scoutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "signed char XOR(1) test failed\n");
}
if (scoutbuf[1]) {
errs++;
fprintf(stderr, "signed char XOR(0) test failed\n");
}
if (scoutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "signed char XOR(>) test failed\n");
}
}
}
/* unsigned char */
MTestPrintfMsg(10, "Reduce of MPI_UNSIGNED_CHAR\n");
ucinbuf[0] = 1;
ucinbuf[1] = 0;
ucinbuf[2] = (rank > 0);
ucoutbuf[0] = 0;
ucoutbuf[1] = 1;
ucoutbuf[2] = 1;
rc = MPI_Reduce(ucinbuf, ucoutbuf, 3, MPI_UNSIGNED_CHAR, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_UNSIGNED_CHAR", rc);
errs++;
} else {
if (rank == 0) {
if (ucoutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "unsigned char XOR(1) test failed\n");
}
if (ucoutbuf[1]) {
errs++;
fprintf(stderr, "unsigned char XOR(0) test failed\n");
}
if (ucoutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "unsigned char XOR(>) test failed\n");
}
}
}
#ifndef USE_STRICT_MPI
/* float */
MTestPrintfMsg(10, "Reduce of MPI_FLOAT\n");
finbuf[0] = 1;
finbuf[1] = 0;
finbuf[2] = (rank > 0);
foutbuf[0] = 0;
foutbuf[1] = 1;
foutbuf[2] = 1;
rc = MPI_Reduce(finbuf, foutbuf, 3, MPI_FLOAT, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_FLOAT", rc);
errs++;
} else {
if (rank == 0) {
if (foutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "float XOR(1) test failed\n");
}
if (foutbuf[1]) {
errs++;
fprintf(stderr, "float XOR(0) test failed\n");
}
if (foutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "float XOR(>) test failed\n");
}
}
}
/* double */
MTestPrintfMsg(10, "Reduce of MPI_DOUBLE\n");
dinbuf[0] = 1;
dinbuf[1] = 0;
dinbuf[2] = (rank > 0);
doutbuf[0] = 0;
doutbuf[1] = 1;
doutbuf[2] = 1;
rc = MPI_Reduce(dinbuf, doutbuf, 3, MPI_DOUBLE, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_DOUBLE", rc);
errs++;
} else {
if (rank == 0) {
if (doutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "double XOR(1) test failed\n");
}
if (doutbuf[1]) {
errs++;
fprintf(stderr, "double XOR(0) test failed\n");
}
if (doutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "double XOR(>) test failed\n");
}
}
}
#ifdef HAVE_LONG_DOUBLE
{
long double ldinbuf[3], ldoutbuf[3];
/* long double */
MTEST_VG_MEM_INIT(ldinbuf, 3 * sizeof(ldinbuf[0]));
ldinbuf[0] = 1;
ldinbuf[1] = 0;
ldinbuf[2] = (rank > 0);
ldoutbuf[0] = 0;
ldoutbuf[1] = 1;
ldoutbuf[2] = 1;
if (MPI_LONG_DOUBLE != MPI_DATATYPE_NULL) {
MTestPrintfMsg(10, "Reduce of MPI_LONG_DOUBLE\n");
rc = MPI_Reduce(ldinbuf, ldoutbuf, 3, MPI_LONG_DOUBLE, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_LONG_DOUBLE", rc);
errs++;
} else {
if (rank == 0) {
if (ldoutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "long double XOR(1) test failed\n");
}
if (ldoutbuf[1]) {
errs++;
fprintf(stderr, "long double XOR(0) test failed\n");
}
if (ldoutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "long double XOR(>) test failed\n");
}
}
}
}
}
#endif /* HAVE_LONG_DOUBLE */
#endif /* USE_STRICT_MPI */
#ifdef HAVE_LONG_LONG
{
long long llinbuf[3], lloutbuf[3];
/* long long */
llinbuf[0] = 1;
llinbuf[1] = 0;
llinbuf[2] = (rank > 0);
lloutbuf[0] = 0;
lloutbuf[1] = 1;
lloutbuf[2] = 1;
if (MPI_LONG_LONG != MPI_DATATYPE_NULL) {
MTestPrintfMsg(10, "Reduce of MPI_LONG_LONG\n");
rc = MPI_Reduce(llinbuf, lloutbuf, 3, MPI_LONG_LONG, MPI_LXOR, 0, comm);
if (rc) {
MTestPrintErrorMsg("MPI_LXOR and MPI_LONG_LONG", rc);
errs++;
} else {
if (rank == 0) {
if (lloutbuf[0] != (size % 2)) {
errs++;
fprintf(stderr, "long long XOR(1) test failed\n");
}
if (lloutbuf[1]) {
errs++;
fprintf(stderr, "long long XOR(0) test failed\n");
}
if (lloutbuf[2] == (size % 2) && size > 1) {
errs++;
fprintf(stderr, "long long XOR(>) test failed\n");
}
}
}
}
}
#endif
MPI_Comm_set_errhandler(comm, MPI_ERRORS_ARE_FATAL);
MTest_Finalize(errs);
return MTestReturnValue(errs);
}
|
