calls = btrace_call_number (&call);
btrace_insn_end (&insn, btinfo);
-
insns = btrace_insn_number (&insn);
- if (insns != 0)
- {
- /* The last instruction does not really belong to the trace. */
- insns -= 1;
- }
- else
- {
- unsigned int steps;
- /* Skip gaps at the end. */
- do
- {
- steps = btrace_insn_prev (&insn, 1);
- if (steps == 0)
- break;
-
- insns = btrace_insn_number (&insn);
- }
- while (insns == 0);
- }
+ /* If the last instruction is not a gap, it is the current instruction
+ that is not actually part of the record. */
+ if (btrace_insn_get (&insn) != NULL)
+ insns -= 1;
gaps = btinfo->ngaps;
}
btrace_ui_out_decode_error (struct ui_out *uiout, int errcode,
enum btrace_format format)
{
- const char *errstr;
- int is_error;
-
- errstr = _("unknown");
- is_error = 1;
-
- switch (format)
- {
- default:
- break;
-
- case BTRACE_FORMAT_BTS:
- switch (errcode)
- {
- default:
- break;
-
- case BDE_BTS_OVERFLOW:
- errstr = _("instruction overflow");
- break;
-
- case BDE_BTS_INSN_SIZE:
- errstr = _("unknown instruction");
- break;
- }
- break;
-
-#if defined (HAVE_LIBIPT)
- case BTRACE_FORMAT_PT:
- switch (errcode)
- {
- case BDE_PT_USER_QUIT:
- is_error = 0;
- errstr = _("trace decode cancelled");
- break;
-
- case BDE_PT_DISABLED:
- is_error = 0;
- errstr = _("disabled");
- break;
-
- case BDE_PT_OVERFLOW:
- is_error = 0;
- errstr = _("overflow");
- break;
-
- default:
- if (errcode < 0)
- errstr = pt_errstr (pt_errcode (errcode));
- break;
- }
- break;
-#endif /* defined (HAVE_LIBIPT) */
- }
+ const char *errstr = btrace_decode_error (format, errcode);
uiout->text (_("["));
- if (is_error)
+ /* ERRCODE > 0 indicates notifications on BTRACE_FORMAT_PT. */
+ if (!(format == BTRACE_FORMAT_PT && errcode > 0))
{
uiout->text (_("decode error ("));
uiout->field_int ("errcode", errcode);
const struct btrace_insn_iterator *begin,
const struct btrace_insn_iterator *end, int flags)
{
- struct ui_file *stb;
struct cleanup *cleanups, *ui_item_chain;
struct gdbarch *gdbarch;
struct btrace_insn_iterator it;
flags |= DISASSEMBLY_SPECULATIVE;
gdbarch = target_gdbarch ();
- stb = mem_fileopen ();
- cleanups = make_cleanup_ui_file_delete (stb);
- gdb_disassembler di (gdbarch, stb);
last_lines = btrace_mk_line_range (NULL, 0, 0);
- make_cleanup_ui_out_list_begin_end (uiout, "asm_insns");
+ cleanups = make_cleanup_ui_out_list_begin_end (uiout, "asm_insns");
/* UI_ITEM_CHAIN is a cleanup chain for the last source line and the
instructions corresponding to that line. */
ui_item_chain = NULL;
+ gdb_pretty_print_disassembler disasm (gdbarch);
+
for (it = *begin; btrace_insn_cmp (&it, end) != 0; btrace_insn_next (&it, 1))
{
const struct btrace_insn *insn;
/* We have trace so we must have a configuration. */
gdb_assert (conf != NULL);
- btrace_ui_out_decode_error (uiout, it.function->errcode,
+ uiout->field_fmt ("insn-number", "%u",
+ btrace_insn_number (&it));
+ uiout->text ("\t");
+
+ btrace_ui_out_decode_error (uiout, btrace_insn_get_error (&it),
conf->format);
}
else
if ((insn->flags & BTRACE_INSN_FLAG_SPECULATIVE) != 0)
dinsn.is_speculative = 1;
- di.pretty_print_insn (uiout, &dinsn, flags);
+ disasm.pretty_print_insn (uiout, &dinsn, flags);
}
}
record_btrace_call_history_range (self, begin, end, flags);
}
+/* The to_record_method method of target record-btrace. */
+
+static enum record_method
+record_btrace_record_method (struct target_ops *self, ptid_t ptid)
+{
+ const struct btrace_config *config;
+ struct thread_info * const tp = find_thread_ptid (ptid);
+
+ if (tp == NULL)
+ error (_("No thread."));
+
+ if (tp->btrace.target == NULL)
+ return RECORD_METHOD_NONE;
+
+ return RECORD_METHOD_BTRACE;
+}
+
/* The to_record_is_replaying method of target record-btrace. */
static int
struct btrace_insn_iterator *replay;
struct thread_info *tp;
- tp = find_thread_ptid (inferior_ptid);
+ tp = find_thread_ptid (regcache_get_ptid (regcache));
gdb_assert (tp != NULL);
replay = tp->btrace.replay;
struct target_ops *t;
if (!record_btrace_generating_corefile
- && record_btrace_is_replaying (ops, inferior_ptid))
+ && record_btrace_is_replaying (ops, regcache_get_ptid (regcache)))
error (_("Cannot write registers while replaying."));
gdb_assert (may_write_registers != 0);
struct target_ops *t;
if (!record_btrace_generating_corefile
- && record_btrace_is_replaying (ops, inferior_ptid))
+ && record_btrace_is_replaying (ops, regcache_get_ptid (regcache)))
return;
t = ops->beneath;
tp = require_btrace_thread ();
found = btrace_find_insn_by_number (&it, &tp->btrace, number);
- if (found == 0)
+
+ /* Check if the instruction could not be found or is a gap. */
+ if (found == 0 || btrace_insn_get (&it) == NULL)
error (_("No such instruction."));
record_btrace_set_replay (tp, &it);
ops->to_call_history = record_btrace_call_history;
ops->to_call_history_from = record_btrace_call_history_from;
ops->to_call_history_range = record_btrace_call_history_range;
+ ops->to_record_method = record_btrace_record_method;
ops->to_record_is_replaying = record_btrace_is_replaying;
ops->to_record_will_replay = record_btrace_will_replay;
ops->to_record_stop_replaying = record_btrace_stop_replaying_all;