gdb/testsuite/gdb.trace/collection.c

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 1998-2021 Free Software Foundation, Inc.
   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 3 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 the
  13    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, see <http://www.gnu.org/licenses/>.  */
  17
  18 /*
  19  * Test program for trace collection
  20  */
  21
  22 /*
  23  * Typedefs
  24  */
  25
  26 typedef struct TEST_STRUCT {
  27   char   memberc;
  28   int    memberi;
  29   float  memberf;
  30   double memberd;
  31 } test_struct;
  32
  33 typedef int test_array [4];
  34
  35 /*
  36  * Global variables to be collected
  37  */
  38
  39 char         globalc;
  40 int          globali;
  41 float        globalf;
  42 double       globald;
  43 test_struct  globalstruct;
  44 test_struct *globalp;
  45 int          globalarr[16];
  46 int          globalarr2[4];
  47 int          globalarr3[4];
  48
  49 struct global_pieces {
  50   unsigned int a;
  51   unsigned int b;
  52 } global_pieces =
  53   {
  54     0x12345678, 0x87654321
  55   };
  56
  57 /*
  58  * Additional globals used in arithmetic tests
  59  */
  60
  61 signed char  c0,  c1,  c2,  c3,  c4,  c5,  c6,  c7,
  62              c8,  c9,  c10, c11, c12, c13, c14, c15, cminus;
  63 signed short s0,  s1,  s2,  s3,  s4,  s5,  s6,  s7,
  64              s8,  s9,  s10, s11, s12, s13, s14, s15, sminus;
  65 signed long  l0,  l1,  l2,  l3,  l4,  l5,  l6,  l7,
  66              l8,  l9,  l10, l11, l12, l13, l14, l15, lminus;
  67
  68
  69 /*
  70  * Test functions
  71  */
  72
  73 static void begin ()    /* called before anything else */
  74 {
  75 }
  76
  77 static void end ()      /* called after everything else */
  78 {
  79 }
  80
  81 /* Test collecting args. */
  82 int args_test_func (argc, argi, argf, argd, argstruct, argarray)
  83      char   argc;
  84      int    argi;
  85      float  argf;
  86      double argd;
  87      test_struct argstruct;
  88      int argarray[4];
  89 {
  90   int i;
  91
  92   i =  (int) argc + argi + argf + argd + argstruct.memberi + argarray[1];
  93
  94   return i;
  95 }
  96
  97 /* Test collecting struct args. */
  98 int argstruct_test_func (argstruct)
  99      test_struct argstruct;
 100 {
 101   return (int) argstruct.memberc + argstruct.memberi +
 102                  argstruct.memberf + argstruct.memberd;
 103 }
 104
 105 /* Test collecting array args. */
 106 int argarray_test_func (argarray)
 107      int argarray[4];
 108 {
 109   return (int) argarray[0] + argarray[1] + argarray[2] + argarray[3];
 110 }
 111
 112
 113
 114 int local_test_func ()                  /* test collecting locals */
 115 {
 116   char        locc  = 11;
 117   int         loci  = 12;
 118   float       locf  = 13.3;
 119   double      locd  = 14.4;
 120   test_struct locst;
 121   int         locar[4];
 122   int         i;
 123   struct localstruct {} locdefst;
 124
 125   locst.memberc  = 15;
 126   locst.memberi  = 16;
 127   locst.memberf  = 17.7;
 128   locst.memberd  = 18.8;
 129   locar[0] = 121;
 130   locar[1] = 122;
 131   locar[2] = 123;
 132   locar[3] = 124;
 133
 134   i = /* Set_Tracepoint_Here */
 135     (int) locc + loci + locf + locd + locst.memberi + locar[1];
 136
 137   return i;
 138 }
 139
 140 int reglocal_test_func ()               /* test collecting register locals */
 141 {
 142   register char        locc = 11;
 143   register int         loci = 12;
 144   register float       locf = 13.3;
 145   register double      locd = 14.4;
 146   register test_struct locst;
 147   register int         locar[4];
 148   int                  i;
 149
 150   locst.memberc  = 15;
 151   locst.memberi  = 16;
 152   locst.memberf  = 17.7;
 153   locst.memberd  = 18.8;
 154   locar[0] = 121;
 155   locar[1] = 122;
 156   locar[2] = 123;
 157   locar[3] = 124;
 158
 159   i = /* Set_Tracepoint_Here */
 160     (int) locc + loci + locf + locd + locst.memberi + locar[1];
 161
 162   return i;
 163 }
 164
 165 int statlocal_test_func ()              /* test collecting static locals */
 166 {
 167   static   char        locc;
 168   static   int         loci;
 169   static   float       locf;
 170   static   double      locd;
 171   static   test_struct locst;
 172   static   int         locar[4];
 173   int                  i;
 174
 175   locc = 11;
 176   loci = 12;
 177   locf = 13.3;
 178   locd = 14.4;
 179   locst.memberc = 15;
 180   locst.memberi = 16;
 181   locst.memberf = 17.7;
 182   locst.memberd = 18.8;
 183   locar[0] = 121;
 184   locar[1] = 122;
 185   locar[2] = 123;
 186   locar[3] = 124;
 187
 188   i = /* Set_Tracepoint_Here */
 189     (int) locc + loci + locf + locd + locst.memberi + locar[1];
 190
 191   /* Set static locals back to zero so collected values are clearly special. */
 192   locc = 0;
 193   loci = 0;
 194   locf = 0;
 195   locd = 0;
 196   locst.memberc = 0;
 197   locst.memberi = 0;
 198   locst.memberf = 0;
 199   locst.memberd = 0;
 200   locar[0] = 0;
 201   locar[1] = 0;
 202   locar[2] = 0;
 203   locar[3] = 0;
 204
 205   return i;
 206 }
 207
 208
 209 int globals_test_func ()
 210 {
 211   int i = 0;
 212
 213   i += globalc + globali + globalf + globald;
 214   i += globalstruct.memberc + globalstruct.memberi;
 215   i += globalstruct.memberf + globalstruct.memberd;
 216   i += globalarr[1];
 217
 218   return i;     /* Set_Tracepoint_Here */
 219 }
 220
 221 int strings_test_func ()
 222 {
 223   int i = 0;
 224   char *locstr, *longloc;
 225
 226   locstr = "abcdef";
 227   longloc = malloc(500);
 228   strcpy(longloc, "how now brown cow spam spam spam wonderful wonderful spam");
 229
 230   i += strlen (locstr);
 231   i += strlen (longloc);
 232
 233   return i;     /* Set_Tracepoint_Here */
 234 }
 235
 236 int
 237 main (argc, argv, envp)
 238      int argc;
 239      char *argv[], **envp;
 240 {
 241   int         i = 0;
 242   test_struct mystruct;
 243   int         myarray[4];
 244
 245   begin ();
 246   /* Assign collectable values to global variables. */
 247   l0  = s0  = c0  = 0;     l1  = s1  = c1  = 1;
 248   l2  = s2  = c2  = 2;     l3  = s3  = c3  = 3;
 249   l4  = s4  = c4  = 4;     l5  = s5  = c5  = 5;
 250   l6  = s6  = c6  = 6;     l7  = s7  = c7  = 7;
 251   l8  = s8  = c8  = 8;     l9  = s9  = c9  = 9;
 252   l10 = s10 = c10 = 10;    l11 = s11 = c11 = 11;
 253   l12 = s12 = c12 = 12;    l13 = s13 = c13 = 13;
 254   l14 = s14 = c14 = 14;    l15 = s15 = c15 = 15;
 255   lminus = sminus = cminus = -2;
 256   globalc = 71;
 257   globali = 72;
 258   globalf = 73.3;
 259   globald = 74.4;
 260   globalstruct.memberc = 81;
 261   globalstruct.memberi = 82;
 262   globalstruct.memberf = 83.3;
 263   globalstruct.memberd = 84.4;
 264   globalp = &globalstruct;
 265
 266   for (i = 0; i < 15; i++)
 267     globalarr[i] = i;
 268
 269   for (i = 0; i < 4; i++)
 270     globalarr2[i] = i;
 271
 272   for (i = 0; i < 4; i++)
 273     globalarr3[3 - i] = i;
 274
 275   mystruct.memberc = 101;
 276   mystruct.memberi = 102;
 277   mystruct.memberf = 103.3;
 278   mystruct.memberd = 104.4;
 279   myarray[0] = 111;
 280   myarray[1] = 112;
 281   myarray[2] = 113;
 282   myarray[3] = 114;
 283
 284   /* Call test functions, so they can be traced and data collected.  */
 285   i = 0;
 286   i += args_test_func (1, 2, 3.3, 4.4, mystruct, myarray);
 287   i += argstruct_test_func (mystruct);
 288   i += argarray_test_func (myarray);
 289   i += local_test_func ();
 290   i += reglocal_test_func ();
 291   i += statlocal_test_func ();
 292   i += globals_test_func ();
 293   i += strings_test_func ();
 294
 295   /* Values of globals at end of test should be different from
 296      values that they had when trace data was captured.  */
 297
 298   l0  = s0  = c0  = 0;     l1  = s1  = c1  = 0;
 299   l2  = s2  = c2  = 0;     l3  = s3  = c3  = 0;
 300   l4  = s4  = c4  = 0;     l5  = s5  = c5  = 0;
 301   l6  = s6  = c6  = 0;     l7  = s7  = c7  = 0;
 302   l8  = s8  = c8  = 0;     l9  = s9  = c9  = 0;
 303   l10 = s10 = c10 = 0;     l11 = s11 = c11 = 0;
 304   l12 = s12 = c12 = 0;     l13 = s13 = c13 = 0;
 305   l14 = s14 = c14 = 0;     l15 = s15 = c15 = 0;
 306   lminus = sminus = cminus = 0;
 307
 308   /* Set 'em back to zero, so that the collected values will be
 309      distinctly different from the "realtime" (end of test) values.  */
 310
 311   globalc = 0;
 312   globali = 0;
 313   globalf = 0;
 314   globald = 0;
 315   globalstruct.memberc = 0;
 316   globalstruct.memberi = 0;
 317   globalstruct.memberf = 0;
 318   globalstruct.memberd = 0;
 319   globalp = 0;
 320   for (i = 0; i < 15; i++)
 321     globalarr[i] = 0;
 322   for (i = 0; i < 4; i++)
 323     globalarr2[i] = 0;
 324   for (i = 0; i < 4; i++)
 325     globalarr3[i] = 0;
 326
 327   end ();
 328   return 0;
 329 }