1 /*
2 * Copyright (C) Bull S.A. 2001
3 * Copyright (c) International Business Machines Corp., 2001
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
13 * the GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20 /******************************************************************************/
21 /* */
22 /* Dec-03-2001 Created: Jacky Malcles & Jean Noel Cordenner */
23 /* These tests are adapted from AIX float PVT tests. */
24 /* */
25 /******************************************************************************/
26 #include <float.h>
27 #include <stdio.h>
28 #include <stdlib.h>
29 #include <string.h>
30 #include <errno.h>
31 #include <limits.h>
32 #include <unistd.h>
33 #include <fcntl.h>
34 #include <errno.h>
35 #include <sys/signal.h>
36 #include <math.h>
37
create_Result_file(void)38 static int create_Result_file(void)
39 {
40
41 int i, nbVal;
42 double tabR[20000], Inc;
43 char *F_name;
44 int fp;
45
46 F_name = "rtanh";
47 nbVal = 20000;
48
49 Inc = exp(1) / 100;
50
51 for (i = 0; i < nbVal; i++)
52 tabR[i] = tanh(Inc * (i - nbVal / 2));
53
54 fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
55 if (!fp) {
56 printf("error opening file");
57 close(fp);
58 return -1;
59 } else {
60 for (i = 0; i < nbVal; i++) {
61 write(fp, &tabR[i], sizeof(double));
62 }
63
64 close(fp);
65 return 0;
66 }
67 }
68
create_Data_file(void)69 static int create_Data_file(void)
70 {
71 int i, nbVal;
72 double tabD[20000], Inc;
73 char *F_name;
74 int fp;
75
76 F_name = "dtanh";
77 nbVal = 20000;
78
79 Inc = exp(1) / 100;
80
81 for (i = 0; i < nbVal; i++)
82 tabD[i] = Inc * (i - nbVal / 2);
83
84 fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
85 if (!fp) {
86 printf("error opening file");
87 close(fp);
88 return -1;
89 } else {
90 for (i = 0; i < nbVal; i++) {
91 write(fp, &tabD[i], sizeof(double));
92 }
93 close(fp);
94 return 0;
95 }
96 }
97
main(int argc,char * argv[])98 int main(int argc, char *argv[])
99 {
100
101 if (argc > 1) {
102 switch (atoi(argv[1])) {
103 case 1:
104 if (create_Data_file() == 0)
105 printf("Data file created\n");
106 else
107 printf("problem during %s data file creation\n",
108 argv[0]);
109 break;
110
111 case 2:
112 if (create_Result_file() == 0)
113 printf("Result file created\n");
114 else
115 printf
116 ("problem during %s result file creation\n",
117 argv[0]);
118 break;
119 default:
120 printf("Bad arglist code for: '%s'\n", argv[0]);
121 return -1;
122 break;
123 }
124 } else {
125 if (create_Data_file() != 0)
126 printf("problem during %s data file creation\n",
127 argv[0]);
128 if (create_Result_file() != 0)
129 printf("problem during %s result file creation\n",
130 argv[0]);
131 }
132
133 return (0);
134
135 }
136