gdb/common/btrace-common.c

   1 /* Copyright (C) 2014-2015 Free Software Foundation, Inc.
   2
   3    Contributed by Intel Corp. <markus.t.metzger@intel.com>
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "common-defs.h"
  21 #include "btrace-common.h"
  22
  23
  24 /* See btrace-common.h.  */
  25
  26 const char *
  27 btrace_format_string (enum btrace_format format)
  28 {
  29   switch (format)
  30     {
  31     case BTRACE_FORMAT_NONE:
  32       return _("No or unknown format");
  33
  34     case BTRACE_FORMAT_BTS:
  35       return _("Branch Trace Store");
  36     }
  37
  38   internal_error (__FILE__, __LINE__, _("Unknown branch trace format"));
  39 }
  40
  41 /* See btrace-common.h.  */
  42
  43 void
  44 btrace_data_init (struct btrace_data *data)
  45 {
  46   data->format = BTRACE_FORMAT_NONE;
  47 }
  48
  49 /* See btrace-common.h.  */
  50
  51 void
  52 btrace_data_fini (struct btrace_data *data)
  53 {
  54   switch (data->format)
  55     {
  56     case BTRACE_FORMAT_NONE:
  57       /* Nothing to do.  */
  58       return;
  59
  60     case BTRACE_FORMAT_BTS:
  61       VEC_free (btrace_block_s, data->variant.bts.blocks);
  62       return;
  63     }
  64
  65   internal_error (__FILE__, __LINE__, _("Unkown branch trace format."));
  66 }
  67
  68 /* See btrace-common.h.  */
  69
  70 int
  71 btrace_data_empty (struct btrace_data *data)
  72 {
  73   switch (data->format)
  74     {
  75     case BTRACE_FORMAT_NONE:
  76       return 1;
  77
  78     case BTRACE_FORMAT_BTS:
  79       return VEC_empty (btrace_block_s, data->variant.bts.blocks);
  80     }
  81
  82   internal_error (__FILE__, __LINE__, _("Unkown branch trace format."));
  83 }