/* Branch trace support for GDB, the GNU debugger.
- Copyright (C) 2013-2019 Free Software Foundation, Inc.
+ Copyright (C) 2013-2020 Free Software Foundation, Inc.
Contributed by Intel Corp. <markus.t.metzger@intel.com>
sym = bfun->sym;
if (sym != NULL)
- return SYMBOL_PRINT_NAME (sym);
+ return sym->print_name ();
if (msym != NULL)
- return MSYMBOL_PRINT_NAME (msym);
+ return msym->print_name ();
return "<unknown>";
}
/* If the minimal symbol changed, we certainly switched functions. */
if (mfun != NULL && msym != NULL
- && strcmp (MSYMBOL_LINKAGE_NAME (mfun), MSYMBOL_LINKAGE_NAME (msym)) != 0)
+ && strcmp (mfun->linkage_name (), msym->linkage_name ()) != 0)
return 1;
/* If the symbol changed, we certainly switched functions. */
const char *bfname, *fname;
/* Check the function name. */
- if (strcmp (SYMBOL_LINKAGE_NAME (fun), SYMBOL_LINKAGE_NAME (sym)) != 0)
+ if (strcmp (fun->linkage_name (), sym->linkage_name ()) != 0)
return 1;
/* Check the location of those functions, as well. */
best_r = NULL;
/* We search the back traces of LHS and RHS for valid connections and connect
- the two functon segments that give the longest combined back trace. */
+ the two function segments that give the longest combined back trace. */
for (cand_l = lhs; cand_l != NULL;
cand_l = ftrace_get_caller (btinfo, cand_l))
return;
}
- internal_error (__FILE__, __LINE__, _("Unkown branch trace format."));
+ internal_error (__FILE__, __LINE__, _("Unknown branch trace format."));
}
static void
pc = regcache_read_pc (regcache);
btrace.format = BTRACE_FORMAT_BTS;
- btrace.variant.bts.blocks = new std::vector <btrace_block>;
+ btrace.variant.bts.blocks = new std::vector<btrace_block>;
btrace.variant.bts.blocks->emplace_back (pc, pc);
btrace_enable (struct thread_info *tp, const struct btrace_config *conf)
{
if (tp->btrace.target != NULL)
- return;
+ error (_("Recording already enabled on thread %s (%s)."),
+ print_thread_id (tp), target_pid_to_str (tp->ptid).c_str ());
#if !defined (HAVE_LIBIPT)
if (conf->format == BTRACE_FORMAT_PT)
tp->btrace.target = target_enable_btrace (tp->ptid, conf);
- /* We're done if we failed to enable tracing. */
if (tp->btrace.target == NULL)
- return;
+ error (_("Failed to enable recording on thread %s (%s)."),
+ print_thread_id (tp), target_pid_to_str (tp->ptid).c_str ());
/* We need to undo the enable in case of errors. */
try
struct btrace_thread_info *btp = &tp->btrace;
if (btp->target == NULL)
- return;
+ error (_("Recording not enabled on thread %s (%s)."),
+ print_thread_id (tp), target_pid_to_str (tp->ptid).c_str ());
DEBUG ("disable thread %s (%s)", print_thread_id (tp),
target_pid_to_str (tp->ptid).c_str ());
return -1;
}
- internal_error (__FILE__, __LINE__, _("Unkown branch trace format."));
+ internal_error (__FILE__, __LINE__, _("Unknown branch trace format."));
}
/* Clear the branch trace histories in BTINFO. */
#if defined (HAVE_LIBIPT)
case BTRACE_FORMAT_PT:
- xfree (btinfo->maint.variant.pt.packets);
+ delete btinfo->maint.variant.pt.packets;
btinfo->maint.variant.pt.packets = NULL;
btinfo->maint.variant.pt.packet_history.begin = 0;
case BTRACE_FORMAT_NONE:
btrace->format = BTRACE_FORMAT_BTS;
- btrace->variant.bts.blocks = new std::vector <btrace_block>;
+ btrace->variant.bts.blocks = new std::vector<btrace_block>;
break;
default:
{
int errcode;
+ if (maint->variant.pt.packets == NULL)
+ maint->variant.pt.packets = new std::vector<btrace_pt_packet>;
+
for (;;)
{
struct btrace_pt_packet packet;
if (maint_btrace_pt_skip_pad == 0 || packet.packet.type != ppt_pad)
{
packet.errcode = pt_errcode (errcode);
- VEC_safe_push (btrace_pt_packet_s, maint->variant.pt.packets,
- &packet);
+ maint->variant.pt.packets->push_back (packet);
}
}
break;
packet.errcode = pt_errcode (errcode);
- VEC_safe_push (btrace_pt_packet_s, maint->variant.pt.packets,
- &packet);
+ maint->variant.pt.packets->push_back (packet);
warning (_("Error at trace offset 0x%" PRIx64 ": %s."),
packet.offset, pt_errstr (packet.errcode));
#if defined (HAVE_LIBIPT)
case BTRACE_FORMAT_PT:
- if (VEC_empty (btrace_pt_packet_s, btinfo->maint.variant.pt.packets))
+ if (btinfo->maint.variant.pt.packets == nullptr)
+ btinfo->maint.variant.pt.packets = new std::vector<btrace_pt_packet>;
+
+ if (btinfo->maint.variant.pt.packets->empty ())
btrace_maint_update_pt_packets (btinfo);
*begin = 0;
- *end = VEC_length (btrace_pt_packet_s, btinfo->maint.variant.pt.packets);
+ *end = btinfo->maint.variant.pt.packets->size ();
*from = btinfo->maint.variant.pt.packet_history.begin;
*to = btinfo->maint.variant.pt.packet_history.end;
break;
case BTRACE_FORMAT_BTS:
{
- const std::vector <btrace_block> &blocks
+ const std::vector<btrace_block> &blocks
= *btinfo->data.variant.bts.blocks;
unsigned int blk;
#if defined (HAVE_LIBIPT)
case BTRACE_FORMAT_PT:
{
- VEC (btrace_pt_packet_s) *packets;
+ const std::vector<btrace_pt_packet> &packets
+ = *btinfo->maint.variant.pt.packets;
unsigned int pkt;
- packets = btinfo->maint.variant.pt.packets;
for (pkt = begin; pkt < end; ++pkt)
{
- const struct btrace_pt_packet *packet;
-
- packet = VEC_index (btrace_pt_packet_s, packets, pkt);
+ const struct btrace_pt_packet &packet = packets.at (pkt);
printf_unfiltered ("%u\t", pkt);
- printf_unfiltered ("0x%" PRIx64 "\t", packet->offset);
+ printf_unfiltered ("0x%" PRIx64 "\t", packet.offset);
- if (packet->errcode == pte_ok)
- pt_print_packet (&packet->packet);
+ if (packet.errcode == pte_ok)
+ pt_print_packet (&packet.packet);
else
- printf_unfiltered ("[error: %s]", pt_errstr (packet->errcode));
+ printf_unfiltered ("[error: %s]", pt_errstr (packet.errcode));
printf_unfiltered ("\n");
}
struct btrace_thread_info *btinfo;
unsigned int size, begin, end, from, to;
- thread_info *tp = find_thread_ptid (inferior_ptid);
+ thread_info *tp = find_thread_ptid (current_inferior (), inferior_ptid);
if (tp == NULL)
error (_("No thread."));
btrace_clear (tp);
}
-/* The "maintenance btrace" command. */
-
-static void
-maint_btrace_cmd (const char *args, int from_tty)
-{
- help_list (maint_btrace_cmdlist, "maintenance btrace ", all_commands,
- gdb_stdout);
-}
-
-/* The "maintenance set btrace" command. */
-
-static void
-maint_btrace_set_cmd (const char *args, int from_tty)
-{
- help_list (maint_btrace_set_cmdlist, "maintenance set btrace ", all_commands,
- gdb_stdout);
-}
-
-/* The "maintenance show btrace" command. */
-
-static void
-maint_btrace_show_cmd (const char *args, int from_tty)
-{
- help_list (maint_btrace_show_cmdlist, "maintenance show btrace ",
- all_commands, gdb_stdout);
-}
-
-/* The "maintenance set btrace pt" command. */
-
-static void
-maint_btrace_pt_set_cmd (const char *args, int from_tty)
-{
- help_list (maint_btrace_pt_set_cmdlist, "maintenance set btrace pt ",
- all_commands, gdb_stdout);
-}
-
-/* The "maintenance show btrace pt" command. */
-
-static void
-maint_btrace_pt_show_cmd (const char *args, int from_tty)
-{
- help_list (maint_btrace_pt_show_cmdlist, "maintenance show btrace pt ",
- all_commands, gdb_stdout);
-}
-
/* The "maintenance info btrace" command. */
static void
version.ext != NULL ? version.ext : "");
btrace_maint_update_pt_packets (btinfo);
- printf_unfiltered (_("Number of packets: %u.\n"),
- VEC_length (btrace_pt_packet_s,
- btinfo->maint.variant.pt.packets));
+ printf_unfiltered (_("Number of packets: %zu.\n"),
+ ((btinfo->maint.variant.pt.packets == nullptr)
+ ? 0 : btinfo->maint.variant.pt.packets->size ()));
}
break;
#endif /* defined (HAVE_LIBIPT) */
/* Initialize btrace maintenance commands. */
+void _initialize_btrace ();
void
-_initialize_btrace (void)
+_initialize_btrace ()
{
add_cmd ("btrace", class_maintenance, maint_info_btrace_cmd,
_("Info about branch tracing data."), &maintenanceinfolist);
- add_prefix_cmd ("btrace", class_maintenance, maint_btrace_cmd,
- _("Branch tracing maintenance commands."),
- &maint_btrace_cmdlist, "maintenance btrace ",
- 0, &maintenancelist);
+ add_basic_prefix_cmd ("btrace", class_maintenance,
+ _("Branch tracing maintenance commands."),
+ &maint_btrace_cmdlist, "maintenance btrace ",
+ 0, &maintenancelist);
- add_prefix_cmd ("btrace", class_maintenance, maint_btrace_set_cmd, _("\
+ add_basic_prefix_cmd ("btrace", class_maintenance, _("\
Set branch tracing specific variables."),
- &maint_btrace_set_cmdlist, "maintenance set btrace ",
- 0, &maintenance_set_cmdlist);
+ &maint_btrace_set_cmdlist, "maintenance set btrace ",
+ 0, &maintenance_set_cmdlist);
- add_prefix_cmd ("pt", class_maintenance, maint_btrace_pt_set_cmd, _("\
+ add_basic_prefix_cmd ("pt", class_maintenance, _("\
Set Intel Processor Trace specific variables."),
- &maint_btrace_pt_set_cmdlist, "maintenance set btrace pt ",
- 0, &maint_btrace_set_cmdlist);
+ &maint_btrace_pt_set_cmdlist,
+ "maintenance set btrace pt ",
+ 0, &maint_btrace_set_cmdlist);
- add_prefix_cmd ("btrace", class_maintenance, maint_btrace_show_cmd, _("\
+ add_show_prefix_cmd ("btrace", class_maintenance, _("\
Show branch tracing specific variables."),
- &maint_btrace_show_cmdlist, "maintenance show btrace ",
- 0, &maintenance_show_cmdlist);
+ &maint_btrace_show_cmdlist, "maintenance show btrace ",
+ 0, &maintenance_show_cmdlist);
- add_prefix_cmd ("pt", class_maintenance, maint_btrace_pt_show_cmd, _("\
+ add_show_prefix_cmd ("pt", class_maintenance, _("\
Show Intel Processor Trace specific variables."),
- &maint_btrace_pt_show_cmdlist, "maintenance show btrace pt ",
- 0, &maint_btrace_show_cmdlist);
+ &maint_btrace_pt_show_cmdlist,
+ "maintenance show btrace pt ",
+ 0, &maint_btrace_show_cmdlist);
add_setshow_boolean_cmd ("skip-pad", class_maintenance,
&maint_btrace_pt_skip_pad, _("\
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