aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/dfp-test.c
blob: d98d1d5c7739c8f0410f4b4810250dcab2a49524 (plain)
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
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
/* This testcase is part of GDB, the GNU debugger.

   Copyright 2007, 2008 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#include <stdio.h>
#include <stdlib.h>

#define DELTA (0.0001df)
#define DELTA_B (0.001)

double double_val1 = 45.125;
double double_val2 = -67.75;
double double_val3 = 0.25;
double double_val4 = 1.25;
double double_val5 = 2.25;
double double_val6 = 3.25;
double double_val7 = 4.25;
double double_val8 = 5.25;
double double_val9 = 6.25;
double double_val10 = 7.25;
double double_val11 = 8.25;
double double_val12 = 9.25;
double double_val13 = 10.25;
double double_val14 = 11.25;

_Decimal32 dec32_val1 = 3.14159df;
_Decimal32 dec32_val2 = -2.3765df;
_Decimal32 dec32_val3 = 0.2df;
_Decimal32 dec32_val4 = 1.2df;
_Decimal32 dec32_val5 = 2.2df;
_Decimal32 dec32_val6 = 3.2df;
_Decimal32 dec32_val7 = 4.2df;
_Decimal32 dec32_val8 = 5.2df;
_Decimal32 dec32_val9 = 6.2df;
_Decimal32 dec32_val10 = 7.2df;
_Decimal32 dec32_val11 = 8.2df;
_Decimal32 dec32_val12 = 9.2df;
_Decimal32 dec32_val13 = 10.2df;
_Decimal32 dec32_val14 = 11.2df;
_Decimal32 dec32_val15 = 12.2df;
_Decimal32 dec32_val16 = 13.2df;

_Decimal64 dec64_val1 = 3.14159dd;
_Decimal64 dec64_val2 = -2.3765dd;
_Decimal64 dec64_val3 = 0.2dd;
_Decimal64 dec64_val4 = 1.2dd;
_Decimal64 dec64_val5 = 2.2dd;
_Decimal64 dec64_val6 = 3.2dd;
_Decimal64 dec64_val7 = 4.2dd;
_Decimal64 dec64_val8 = 5.2dd;
_Decimal64 dec64_val9 = 6.2dd;
_Decimal64 dec64_val10 = 7.2dd;
_Decimal64 dec64_val11 = 8.2dd;
_Decimal64 dec64_val12 = 9.2dd;
_Decimal64 dec64_val13 = 10.2dd;
_Decimal64 dec64_val14 = 11.2dd;
_Decimal64 dec64_val15 = 12.2dd;
_Decimal64 dec64_val16 = 13.2dd;

_Decimal128 dec128_val1 = 3.14159dl;
_Decimal128 dec128_val2 = -2.3765dl;
_Decimal128 dec128_val3 = 0.2dl;
_Decimal128 dec128_val4 = 1.2dl;
_Decimal128 dec128_val5 = 2.2dl;
_Decimal128 dec128_val6 = 3.2dl;
_Decimal128 dec128_val7 = 4.2dl;
_Decimal128 dec128_val8 = 5.2dl;
_Decimal128 dec128_val9 = 6.2dl;
_Decimal128 dec128_val10 = 7.2dl;
_Decimal128 dec128_val11 = 8.2dl;
_Decimal128 dec128_val12 = 9.2dl;
_Decimal128 dec128_val13 = 10.2dl;
_Decimal128 dec128_val14 = 11.2dl;
_Decimal128 dec128_val15 = 12.2dl;
_Decimal128 dec128_val16 = 13.2dl;

volatile _Decimal32 d32;
volatile _Decimal64 d64;
volatile _Decimal128 d128;

struct decstruct
{
  int int4;
  long long8;
  float float4;
  double double8;
  _Decimal32 dec32;
  _Decimal64 dec64;
  _Decimal128 dec128;
} ds;

static _Decimal32
arg0_32 (_Decimal32 arg0, _Decimal32 arg1, _Decimal32 arg2,
         _Decimal32 arg3, _Decimal32 arg4, _Decimal32 arg5)
{
  return arg0;
}

static _Decimal64
arg0_64 (_Decimal64 arg0, _Decimal64 arg1, _Decimal64 arg2,
         _Decimal64 arg3, _Decimal64 arg4, _Decimal64 arg5)
{
  return arg0;
}

static _Decimal128
arg0_128 (_Decimal128 arg0, _Decimal128 arg1, _Decimal128 arg2,
         _Decimal128 arg3, _Decimal128 arg4, _Decimal128 arg5)
{
  return arg0;
}

/* Function to test if _Decimal128 argument interferes with stack slots
   because of alignment.  */
int
decimal_dec128_align (double arg0, _Decimal128 arg1, double arg2, double arg3,
		      double arg4, double arg5, double arg6, double arg7,
		      double arg8, double arg9, double arg10, double arg11,
		      double arg12, double arg13)
{
  return ((arg0 - double_val1) < DELTA_B
	  && (arg0 - double_val1) > -DELTA_B
	  && (arg1 - dec128_val2) < DELTA
	  && (arg1 - dec128_val2) > -DELTA
	  && (arg2 - double_val3) < DELTA_B
	  && (arg2 - double_val3) > -DELTA_B
	  && (arg3 - double_val4) < DELTA_B
	  && (arg3 - double_val4) > -DELTA_B
	  && (arg4 - double_val5) < DELTA_B
	  && (arg4 - double_val5) > -DELTA_B
	  && (arg5 - double_val6) < DELTA_B
	  && (arg5 - double_val6) > -DELTA_B
	  && (arg6 - double_val7) < DELTA_B
	  && (arg6 - double_val7) > -DELTA_B
	  && (arg7 - double_val8) < DELTA_B
	  && (arg7 - double_val8) > -DELTA_B
	  && (arg8 - double_val9) < DELTA_B
	  && (arg8 - double_val9) > -DELTA_B
	  && (arg9 - double_val10) < DELTA_B
	  && (arg9 - double_val10) > -DELTA_B
	  && (arg10 - double_val11) < DELTA_B
	  && (arg10 - double_val11) > -DELTA_B
	  && (arg11 - double_val12) < DELTA_B
	  && (arg11 - double_val12) > -DELTA_B
	  && (arg12 - double_val13) < DELTA_B
	  && (arg12 - double_val13) > -DELTA_B
	  && (arg13 - double_val14) < DELTA_B
	  && (arg13 - double_val14) > -DELTA_B);
}

int
decimal_mixed (_Decimal32 arg0, _Decimal64 arg1, _Decimal128 arg2)
{
  return ((arg0 - dec32_val1) < DELTA
	  && (arg0 - dec32_val1) > -DELTA
	  && (arg1 - dec64_val1) < DELTA
	  && (arg1 - dec64_val1) > -DELTA
	  && (arg2 - dec128_val1) < DELTA
	  && (arg2 - dec128_val1) > -DELTA);
}

/* These functions have many arguments to force some of them to be passed via
   the stack instead of registers, to test that GDB can construct correctly
   the parameter save area. Note that Linux/ppc32 has 8 float registers to use
   for float parameter passing and Linux/ppc64 has 13, so the number of
   arguments has to be at least 14 to contemplate these platforms.  */

int
decimal_many_args_dec32 (_Decimal32 f1, _Decimal32 f2, _Decimal32 f3,
			    _Decimal32 f4, _Decimal32 f5, _Decimal32 f6,
			    _Decimal32 f7, _Decimal32 f8, _Decimal32 f9,
			    _Decimal32 f10, _Decimal32 f11, _Decimal32 f12,
			    _Decimal32 f13, _Decimal32 f14, _Decimal32 f15,
			    _Decimal32 f16)
{
  _Decimal32 sum_args;
  _Decimal32 sum_values;

  sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12
	     + f13 + f14 + f15 + f16;
  sum_values = dec32_val1 + dec32_val2 + dec32_val3 + dec32_val4 + dec32_val5
	       + dec32_val6 + dec32_val7 + dec32_val8 + dec32_val9
	       + dec32_val10 + dec32_val11 + dec32_val12 + dec32_val13
	       + dec32_val14 + dec32_val15 + dec32_val16;

  return ((sum_args - sum_values) < DELTA
	  && (sum_args - sum_values) > -DELTA);
}

int
decimal_many_args_dec64 (_Decimal64 f1, _Decimal64 f2, _Decimal64 f3,
			    _Decimal64 f4, _Decimal64 f5, _Decimal64 f6,
			    _Decimal64 f7, _Decimal64 f8, _Decimal64 f9,
			    _Decimal64 f10, _Decimal64 f11, _Decimal64 f12,
			    _Decimal64 f13, _Decimal64 f14, _Decimal64 f15,
			    _Decimal64 f16)
{
  _Decimal64 sum_args;
  _Decimal64 sum_values;

  sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12
	     + f13 + f14 + f15 + f16;
  sum_values = dec64_val1 + dec64_val2 + dec64_val3 + dec64_val4 + dec64_val5
	       + dec64_val6 + dec64_val7 + dec64_val8 + dec64_val9
	       + dec64_val10 + dec64_val11 + dec64_val12 + dec64_val13
	       + dec64_val14 + dec64_val15 + dec64_val16;

  return ((sum_args - sum_values) < DELTA
	  && (sum_args - sum_values) > -DELTA);
}

int
decimal_many_args_dec128 (_Decimal128 f1, _Decimal128 f2, _Decimal128 f3,
			    _Decimal128 f4, _Decimal128 f5, _Decimal128 f6,
			    _Decimal128 f7, _Decimal128 f8, _Decimal128 f9,
			    _Decimal128 f10, _Decimal128 f11, _Decimal128 f12,
			    _Decimal128 f13, _Decimal128 f14, _Decimal128 f15,
			    _Decimal128 f16)
{
  _Decimal128 sum_args;
  _Decimal128 sum_values;

  sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12
	     + f13 + f14 + f15 + f16;
  sum_values = dec128_val1 + dec128_val2 + dec128_val3 + dec128_val4 + dec128_val5
	       + dec128_val6 + dec128_val7 + dec128_val8 + dec128_val9
	       + dec128_val10 + dec128_val11 + dec128_val12 + dec128_val13
	       + dec128_val14 + dec128_val15 + dec128_val16;

  return ((sum_args - sum_values) < DELTA
	  && (sum_args - sum_values) > -DELTA);
}

int
decimal_many_args_mixed (_Decimal32 f1, _Decimal32 f2, _Decimal32 f3,
			   _Decimal64 f4, _Decimal64 f5, _Decimal64 f6,
			   _Decimal64 f7, _Decimal128 f8, _Decimal128 f9,
			   _Decimal128 f10, _Decimal32 f11, _Decimal64 f12,
			   _Decimal32 f13, _Decimal64 f14, _Decimal128 f15)
{
  _Decimal128 sum_args;
  _Decimal128 sum_values;

  sum_args = f1 + f2 + f3 + f4 + f5 + f6 + f7 + f8 + f9 + f10 + f11 + f12
	     + f13 + f14 + f15;
  sum_values = dec32_val1 + dec32_val2 + dec32_val3 + dec64_val4 + dec64_val5
	       + dec64_val6 + dec64_val7 + dec128_val8 + dec128_val9
	       + dec128_val10 + dec32_val11 + dec64_val12 + dec32_val13
	       + dec64_val14 + dec128_val15;

  return ((sum_args - sum_values) < DELTA
	  && (sum_args - sum_values) > -DELTA);
}

int main()
{
  /* An finite 32-bits decimal floating point.  */
  d32 = 1.2345df;		/* Initialize d32.  */

  /* Non-finite 32-bits decimal floating point: infinity and NaN.  */
  d32 = __builtin_infd32();	/* Positive infd32.  */
  d32 = -__builtin_infd32();	/* Negative infd32.  */
  d32 = __builtin_nand32("");

  /* An finite 64-bits decimal floating point.  */
  d64 = 1.2345dd;		/* Initialize d64.  */

  /* Non-finite 64-bits decimal floating point: infinity and NaN.  */
  d64 = __builtin_infd64();	/* Positive infd64.  */
  d64 = -__builtin_infd64();	/* Negative infd64.  */
  d64 = __builtin_nand64("");

  /* An finite 128-bits decimal floating point.  */
  d128 = 1.2345dl;		/* Initialize d128.  */

  /* Non-finite 128-bits decimal floating point: infinity and NaN.  */
  d128 = __builtin_infd128();	/* Positive infd128.  */
  d128 = -__builtin_infd128();	/* Negative infd128.  */
  d128 = __builtin_nand128("");

  /* Functions with decimal floating point as parameter and return value. */
  d32 = arg0_32 (0.1df, 1.0df, 2.0df, 3.0df, 4.0df, 5.0df);
  d64 = arg0_64 (0.1dd, 1.0dd, 2.0dd, 3.0dd, 4.0dd, 5.0dd);
  d128 = arg0_128 (0.1dl, 1.0dl, 2.0dl, 3.0dl, 4.0dl, 5.0dl);

  ds.int4 = 1;
  ds.long8 = 2;
  ds.float4 = 3.1;
  ds.double8 = 4.2;
  ds.dec32 = 1.2345df;
  ds.dec64 = 1.2345dd;
  ds.dec128 = 1.2345dl;

  return 0;	/* Exit point.  */
}