/* Tracing functionality for remote targets in custom GDB protocol
- Copyright (C) 1997-2015 Free Software Foundation, Inc.
+ Copyright (C) 1997-2018 Free Software Foundation, Inc.
This file is part of GDB.
#include "completer.h"
#include "block.h"
#include "dictionary.h"
-#include "observer.h"
+#include "observable.h"
#include "user-regs.h"
#include "valprint.h"
#include "gdbcore.h"
#include "rsp-low.h"
#include "tracefile.h"
#include "location.h"
+#include <algorithm>
/* readline include files */
#include "readline/readline.h"
yet attempted to fetch it, or if the target does not support
fetching this object, or if we're not inspecting a traceframe
presently. */
-static struct traceframe_info *traceframe_info;
+static traceframe_info_up current_traceframe_info;
/* Tracing command lists. */
static struct cmd_list_element *tfindlist;
/* List of expressions to collect by default at each tracepoint hit. */
-char *default_collect = "";
+char *default_collect;
static int disconnected_tracing;
char *trace_stop_notes = NULL;
-/* ======= Important command functions: ======= */
-static void trace_actions_command (char *, int);
-static void trace_start_command (char *, int);
-static void trace_stop_command (char *, int);
-static void trace_status_command (char *, int);
-static void trace_find_command (char *, int);
-static void trace_find_pc_command (char *, int);
-static void trace_find_tracepoint_command (char *, int);
-static void trace_find_line_command (char *, int);
-static void trace_find_range_command (char *, int);
-static void trace_find_outside_command (char *, int);
-static void trace_dump_command (char *, int);
-
/* support routines */
struct collection_list;
-static void add_aexpr (struct collection_list *, struct agent_expr *);
static char *mem2hex (gdb_byte *, char *, int);
-static void add_register (struct collection_list *collection,
- unsigned int regno);
static struct command_line *
all_tracepoint_actions_and_cleanup (struct breakpoint *t);
-extern void _initialize_tracepoint (void);
-
static struct trace_status trace_status;
const char *stop_reason_names[] = {
return &trace_status;
}
-/* Destroy INFO. */
-
-static void
-free_traceframe_info (struct traceframe_info *info)
-{
- if (info != NULL)
- {
- VEC_free (mem_range_s, info->memory);
- VEC_free (int, info->tvars);
-
- xfree (info);
- }
-}
-
/* Free and clear the traceframe info cache of the current
traceframe. */
static void
clear_traceframe_info (void)
{
- free_traceframe_info (traceframe_info);
- traceframe_info = NULL;
+ current_traceframe_info = NULL;
}
/* Set traceframe number to NUM. */
{
CORE_ADDR trace_pc;
struct symbol *traceframe_fun;
- struct symtab_and_line traceframe_sal;
+ symtab_and_line traceframe_sal;
/* Save as globals for internal use. */
if (trace_frame != NULL
}
else
{
- init_sal (&traceframe_sal);
traceframe_fun = NULL;
set_internalvar_integer (lookup_internalvar ("trace_line"), -1);
}
for (ix = 0; VEC_iterate (tsv_s, tvariables, ix, tsv); ++ix)
if (strcmp (name, tsv->name) == 0)
{
- observer_notify_tsv_deleted (tsv);
+ gdb::observers::tsv_deleted.notify (tsv);
xfree ((void *)tsv->name);
VEC_unordered_remove (tsv_s, tvariables, ix);
evaluate into an initial value. */
static void
-trace_variable_command (char *args, int from_tty)
+trace_variable_command (const char *args, int from_tty)
{
- struct cleanup *old_chain;
LONGEST initval = 0;
struct trace_state_variable *tsv;
- char *name, *p;
+ const char *name_start, *p;
if (!args || !*args)
error_no_arg (_("Syntax is $NAME [ = EXPR ]"));
if (*p++ != '$')
error (_("Name of trace variable should start with '$'"));
- name = p;
+ name_start = p;
while (isalnum (*p) || *p == '_')
p++;
- name = savestring (name, p - name);
- old_chain = make_cleanup (xfree, name);
+ std::string name (name_start, p - name_start);
p = skip_spaces (p);
if (*p != '=' && *p != '\0')
error (_("Syntax must be $NAME [ = EXPR ]"));
- validate_trace_state_variable_name (name);
+ validate_trace_state_variable_name (name.c_str ());
if (*p == '=')
initval = value_as_long (parse_and_eval (++p));
/* If the variable already exists, just change its initial value. */
- tsv = find_trace_state_variable (name);
+ tsv = find_trace_state_variable (name.c_str ());
if (tsv)
{
if (tsv->initial_value != initval)
{
tsv->initial_value = initval;
- observer_notify_tsv_modified (tsv);
+ gdb::observers::tsv_modified.notify (tsv);
}
printf_filtered (_("Trace state variable $%s "
"now has initial value %s.\n"),
tsv->name, plongest (tsv->initial_value));
- do_cleanups (old_chain);
return;
}
/* Create a new variable. */
- tsv = create_trace_state_variable (name);
+ tsv = create_trace_state_variable (name.c_str ());
tsv->initial_value = initval;
- observer_notify_tsv_created (tsv);
+ gdb::observers::tsv_created.notify (tsv);
printf_filtered (_("Trace state variable $%s "
"created, with initial value %s.\n"),
tsv->name, plongest (tsv->initial_value));
-
- do_cleanups (old_chain);
}
static void
-delete_trace_variable_command (char *args, int from_tty)
+delete_trace_variable_command (const char *args, int from_tty)
{
- int ix;
- char **argv;
- struct cleanup *back_to;
-
if (args == NULL)
{
if (query (_("Delete all trace state variables? ")))
VEC_free (tsv_s, tvariables);
dont_repeat ();
- observer_notify_tsv_deleted (NULL);
+ gdb::observers::tsv_deleted.notify (NULL);
return;
}
- argv = gdb_buildargv (args);
- back_to = make_cleanup_freeargv (argv);
+ gdb_argv argv (args);
- for (ix = 0; argv[ix] != NULL; ix++)
+ for (char *arg : argv)
{
- if (*argv[ix] == '$')
- delete_trace_state_variable (argv[ix] + 1);
+ if (*arg == '$')
+ delete_trace_state_variable (arg + 1);
else
- warning (_("Name \"%s\" not prefixed with '$', ignoring"), argv[ix]);
+ warning (_("Name \"%s\" not prefixed with '$', ignoring"), arg);
}
- do_cleanups (back_to);
-
dont_repeat ();
}
struct trace_state_variable *tsv;
int ix;
int count = 0;
- struct cleanup *back_to;
struct ui_out *uiout = current_uiout;
- if (VEC_length (tsv_s, tvariables) == 0 && !ui_out_is_mi_like_p (uiout))
+ if (VEC_length (tsv_s, tvariables) == 0 && !uiout->is_mi_like_p ())
{
printf_filtered (_("No trace state variables.\n"));
return;
tsv->value_known = target_get_trace_state_variable_value (tsv->number,
&(tsv->value));
- back_to = make_cleanup_ui_out_table_begin_end (uiout, 3,
- count, "trace-variables");
- ui_out_table_header (uiout, 15, ui_left, "name", "Name");
- ui_out_table_header (uiout, 11, ui_left, "initial", "Initial");
- ui_out_table_header (uiout, 11, ui_left, "current", "Current");
+ ui_out_emit_table table_emitter (uiout, 3, count, "trace-variables");
+ uiout->table_header (15, ui_left, "name", "Name");
+ uiout->table_header (11, ui_left, "initial", "Initial");
+ uiout->table_header (11, ui_left, "current", "Current");
- ui_out_table_body (uiout);
+ uiout->table_body ();
for (ix = 0; VEC_iterate (tsv_s, tvariables, ix, tsv); ++ix)
{
- struct cleanup *back_to2;
- char *c;
- char *name;
+ const char *c;
- back_to2 = make_cleanup_ui_out_tuple_begin_end (uiout, "variable");
+ ui_out_emit_tuple tuple_emitter (uiout, "variable");
- name = concat ("$", tsv->name, (char *) NULL);
- make_cleanup (xfree, name);
- ui_out_field_string (uiout, "name", name);
- ui_out_field_string (uiout, "initial", plongest (tsv->initial_value));
+ std::string name = std::string ("$") + tsv->name;
+ uiout->field_string ("name", name.c_str ());
+ uiout->field_string ("initial", plongest (tsv->initial_value));
if (tsv->value_known)
c = plongest (tsv->value);
- else if (ui_out_is_mi_like_p (uiout))
+ else if (uiout->is_mi_like_p ())
/* For MI, we prefer not to use magic string constants, but rather
omit the field completely. The difference between unknown and
undefined does not seem important enough to represent. */
/* It is not meaningful to ask about the value. */
c = "<undefined>";
if (c)
- ui_out_field_string (uiout, "current", c);
- ui_out_text (uiout, "\n");
-
- do_cleanups (back_to2);
+ uiout->field_string ("current", c);
+ uiout->text ("\n");
}
-
- do_cleanups (back_to);
}
/* List all the trace state variables. */
static void
-tvariables_info (char *args, int from_tty)
+info_tvariables_command (const char *args, int from_tty)
{
tvariables_info_1 ();
}
which is always an error. */
static void
-end_actions_pseudocommand (char *args, int from_tty)
+end_actions_pseudocommand (const char *args, int from_tty)
{
error (_("This command cannot be used at the top level."));
}
static void
-while_stepping_pseudocommand (char *args, int from_tty)
+while_stepping_pseudocommand (const char *args, int from_tty)
{
error (_("This command can only be used in a tracepoint actions list."));
}
static void
-collect_pseudocommand (char *args, int from_tty)
+collect_pseudocommand (const char *args, int from_tty)
{
error (_("This command can only be used in a tracepoint actions list."));
}
static void
-teval_pseudocommand (char *args, int from_tty)
+teval_pseudocommand (const char *args, int from_tty)
{
error (_("This command can only be used in a tracepoint actions list."));
}
else
error (_("Undefined collection format \"%c\"."), *exp);
- exp = skip_spaces_const (exp);
+ exp = skip_spaces (exp);
return exp;
}
/* Enter a list of actions for a tracepoint. */
static void
-trace_actions_command (char *args, int from_tty)
+actions_command (const char *args, int from_tty)
{
struct tracepoint *t;
- struct command_line *l;
t = get_tracepoint_by_number (&args, NULL);
if (t)
{
- char *tmpbuf =
- xstrprintf ("Enter actions for tracepoint %d, one per line.",
- t->base.number);
- struct cleanup *cleanups = make_cleanup (xfree, tmpbuf);
-
- l = read_command_lines (tmpbuf, from_tty, 1,
- check_tracepoint_command, t);
- do_cleanups (cleanups);
- breakpoint_set_commands (&t->base, l);
+ std::string tmpbuf =
+ string_printf ("Enter actions for tracepoint %d, one per line.",
+ t->number);
+
+ command_line_up l = read_command_lines (&tmpbuf[0], from_tty, 1,
+ check_tracepoint_command, t);
+ breakpoint_set_commands (t, std::move (l));
}
/* else just return */
}
validate_actionline (const char *line, struct breakpoint *b)
{
struct cmd_list_element *c;
- struct expression *exp = NULL;
- struct cleanup *old_chain = NULL;
const char *tmp_p;
const char *p;
struct bp_location *loc;
- struct agent_expr *aexpr;
struct tracepoint *t = (struct tracepoint *) b;
/* If EOF is typed, *line is NULL. */
if (line == NULL)
return;
- p = skip_spaces_const (line);
+ p = skip_spaces (line);
/* Symbol lookup etc. */
if (*p == '\0') /* empty line: just prompt for another line. */
do
{ /* Repeat over a comma-separated list. */
QUIT; /* Allow user to bail out with ^C. */
- p = skip_spaces_const (p);
+ p = skip_spaces (p);
if (*p == '$') /* Look for special pseudo-symbols. */
{
/* else fall thru, treat p as an expression and parse it! */
}
tmp_p = p;
- for (loc = t->base.loc; loc; loc = loc->next)
+ for (loc = t->loc; loc; loc = loc->next)
{
p = tmp_p;
- exp = parse_exp_1 (&p, loc->address,
- block_for_pc (loc->address), 1);
- old_chain = make_cleanup (free_current_contents, &exp);
+ expression_up exp = parse_exp_1 (&p, loc->address,
+ block_for_pc (loc->address), 1);
if (exp->elts[0].opcode == OP_VAR_VALUE)
{
/* We have something to collect, make sure that the expr to
bytecode translator can handle it and that it's not too
long. */
- aexpr = gen_trace_for_expr (loc->address, exp, trace_string);
- make_cleanup_free_agent_expr (aexpr);
+ agent_expr_up aexpr = gen_trace_for_expr (loc->address,
+ exp.get (),
+ trace_string);
if (aexpr->len > MAX_AGENT_EXPR_LEN)
error (_("Expression is too complicated."));
- ax_reqs (aexpr);
-
- report_agent_reqs_errors (aexpr);
+ ax_reqs (aexpr.get ());
- do_cleanups (old_chain);
+ report_agent_reqs_errors (aexpr.get ());
}
}
while (p && *p++ == ',');
do
{ /* Repeat over a comma-separated list. */
QUIT; /* Allow user to bail out with ^C. */
- p = skip_spaces_const (p);
+ p = skip_spaces (p);
tmp_p = p;
- for (loc = t->base.loc; loc; loc = loc->next)
+ for (loc = t->loc; loc; loc = loc->next)
{
p = tmp_p;
/* Only expressions are allowed for this action. */
- exp = parse_exp_1 (&p, loc->address,
- block_for_pc (loc->address), 1);
- old_chain = make_cleanup (free_current_contents, &exp);
+ expression_up exp = parse_exp_1 (&p, loc->address,
+ block_for_pc (loc->address), 1);
/* We have something to evaluate, make sure that the expr to
bytecode translator can handle it and that it's not too
long. */
- aexpr = gen_eval_for_expr (loc->address, exp);
- make_cleanup_free_agent_expr (aexpr);
+ agent_expr_up aexpr = gen_eval_for_expr (loc->address, exp.get ());
if (aexpr->len > MAX_AGENT_EXPR_LEN)
error (_("Expression is too complicated."));
- ax_reqs (aexpr);
- report_agent_reqs_errors (aexpr);
-
- do_cleanups (old_chain);
+ ax_reqs (aexpr.get ());
+ report_agent_reqs_errors (aexpr.get ());
}
}
while (p && *p++ == ',');
{
char *endp;
- p = skip_spaces_const (p);
+ p = skip_spaces (p);
t->step_count = strtol (p, &endp, 0);
if (endp == p || t->step_count == 0)
error (_("while-stepping step count `%s' is malformed."), line);
/* MEMRANGE functions: */
-static int memrange_cmp (const void *, const void *);
+/* Compare memranges for std::sort. */
-/* Compare memranges for qsort. */
-static int
-memrange_cmp (const void *va, const void *vb)
+static bool
+memrange_comp (const memrange &a, const memrange &b)
{
- const struct memrange *a = va, *b = vb;
-
- if (a->type < b->type)
- return -1;
- if (a->type > b->type)
- return 1;
- if (a->type == memrange_absolute)
- {
- if ((bfd_vma) a->start < (bfd_vma) b->start)
- return -1;
- if ((bfd_vma) a->start > (bfd_vma) b->start)
- return 1;
- }
- else
+ if (a.type == b.type)
{
- if (a->start < b->start)
- return -1;
- if (a->start > b->start)
- return 1;
+ if (a.type == memrange_absolute)
+ return (bfd_vma) a.start < (bfd_vma) b.start;
+ else
+ return a.start < b.start;
}
- return 0;
+
+ return a.type < b.type;
}
-/* Sort the memrange list using qsort, and merge adjacent memranges. */
+/* Sort the memrange list using std::sort, and merge adjacent memranges. */
+
static void
-memrange_sortmerge (struct collection_list *memranges)
+memrange_sortmerge (std::vector<memrange> &memranges)
{
- int a, b;
-
- qsort (memranges->list, memranges->next_memrange,
- sizeof (struct memrange), memrange_cmp);
- if (memranges->next_memrange > 0)
+ if (!memranges.empty ())
{
- for (a = 0, b = 1; b < memranges->next_memrange; b++)
+ int a, b;
+
+ std::sort (memranges.begin (), memranges.end (), memrange_comp);
+
+ for (a = 0, b = 1; b < memranges.size (); b++)
{
/* If memrange b overlaps or is adjacent to memrange a,
merge them. */
- if (memranges->list[a].type == memranges->list[b].type
- && memranges->list[b].start <= memranges->list[a].end)
+ if (memranges[a].type == memranges[b].type
+ && memranges[b].start <= memranges[a].end)
{
- if (memranges->list[b].end > memranges->list[a].end)
- memranges->list[a].end = memranges->list[b].end;
+ if (memranges[b].end > memranges[a].end)
+ memranges[a].end = memranges[b].end;
continue; /* next b, same a */
}
a++; /* next a */
if (a != b)
- memcpy (&memranges->list[a], &memranges->list[b],
- sizeof (struct memrange));
+ memranges[a] = memranges[b];
}
- memranges->next_memrange = a + 1;
+ memranges.resize (a + 1);
}
}
/* Add a register to a collection list. */
-static void
-add_register (struct collection_list *collection, unsigned int regno)
+
+void
+collection_list::add_register (unsigned int regno)
{
if (info_verbose)
printf_filtered ("collect register %d\n", regno);
- if (regno >= (8 * sizeof (collection->regs_mask)))
+ if (regno >= (8 * sizeof (m_regs_mask)))
error (_("Internal: register number %d too large for tracepoint"),
regno);
- collection->regs_mask[regno / 8] |= 1 << (regno % 8);
+ m_regs_mask[regno / 8] |= 1 << (regno % 8);
}
/* Add a memrange to a collection list. */
-static void
-add_memrange (struct collection_list *memranges,
- int type, bfd_signed_vma base,
- unsigned long len)
+
+void
+collection_list::add_memrange (struct gdbarch *gdbarch,
+ int type, bfd_signed_vma base,
+ unsigned long len)
{
if (info_verbose)
- {
- printf_filtered ("(%d,", type);
- printf_vma (base);
- printf_filtered (",%ld)\n", len);
- }
+ printf_filtered ("(%d,%s,%ld)\n", type, paddress (gdbarch, base), len);
/* type: memrange_absolute == memory, other n == basereg */
- memranges->list[memranges->next_memrange].type = type;
/* base: addr if memory, offset if reg relative. */
- memranges->list[memranges->next_memrange].start = base;
/* len: we actually save end (base + len) for convenience */
- memranges->list[memranges->next_memrange].end = base + len;
- memranges->next_memrange++;
- if (memranges->next_memrange >= memranges->listsize)
- {
- memranges->listsize *= 2;
- memranges->list = xrealloc (memranges->list,
- memranges->listsize);
- }
+ m_memranges.emplace_back (type, base, base + len);
if (type != memrange_absolute) /* Better collect the base register! */
- add_register (memranges, type);
+ add_register (type);
}
/* Add a symbol to a collection list. */
-static void
-collect_symbol (struct collection_list *collect,
- struct symbol *sym,
- struct gdbarch *gdbarch,
- long frame_regno, long frame_offset,
- CORE_ADDR scope,
- int trace_string)
+
+void
+collection_list::collect_symbol (struct symbol *sym,
+ struct gdbarch *gdbarch,
+ long frame_regno, long frame_offset,
+ CORE_ADDR scope,
+ int trace_string)
{
unsigned long len;
unsigned int reg;
offset = SYMBOL_VALUE_ADDRESS (sym);
if (info_verbose)
{
- char tmp[40];
-
- sprintf_vma (tmp, offset);
printf_filtered ("LOC_STATIC %s: collect %ld bytes at %s.\n",
SYMBOL_PRINT_NAME (sym), len,
- tmp /* address */);
+ paddress (gdbarch, offset));
}
/* A struct may be a C++ class with static fields, go to general
expression handling. */
if (TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_STRUCT)
treat_as_expr = 1;
else
- add_memrange (collect, memrange_absolute, offset, len);
+ add_memrange (gdbarch, memrange_absolute, offset, len);
break;
case LOC_REGISTER:
reg = SYMBOL_REGISTER_OPS (sym)->register_number (sym, gdbarch);
if (info_verbose)
printf_filtered ("LOC_REG[parm] %s: ",
SYMBOL_PRINT_NAME (sym));
- add_register (collect, reg);
+ add_register (reg);
/* Check for doubles stored in two registers. */
/* FIXME: how about larger types stored in 3 or more regs? */
if (TYPE_CODE (SYMBOL_TYPE (sym)) == TYPE_CODE_FLT &&
len > register_size (gdbarch, reg))
- add_register (collect, reg + 1);
+ add_register (reg + 1);
break;
case LOC_REF_ARG:
printf_filtered ("Sorry, don't know how to do LOC_REF_ARG yet.\n");
offset = frame_offset + SYMBOL_VALUE (sym);
if (info_verbose)
{
- printf_filtered ("LOC_LOCAL %s: Collect %ld bytes at offset ",
- SYMBOL_PRINT_NAME (sym), len);
- printf_vma (offset);
- printf_filtered (" from frame ptr reg %d\n", reg);
+ printf_filtered ("LOC_LOCAL %s: Collect %ld bytes at offset %s"
+ " from frame ptr reg %d\n",
+ SYMBOL_PRINT_NAME (sym), len,
+ paddress (gdbarch, offset), reg);
}
- add_memrange (collect, reg, offset, len);
+ add_memrange (gdbarch, reg, offset, len);
break;
case LOC_REGPARM_ADDR:
reg = SYMBOL_VALUE (sym);
offset = 0;
if (info_verbose)
{
- printf_filtered ("LOC_REGPARM_ADDR %s: Collect %ld bytes at offset ",
- SYMBOL_PRINT_NAME (sym), len);
- printf_vma (offset);
- printf_filtered (" from reg %d\n", reg);
+ printf_filtered ("LOC_REGPARM_ADDR %s: Collect %ld bytes at offset %s"
+ " from reg %d\n",
+ SYMBOL_PRINT_NAME (sym), len,
+ paddress (gdbarch, offset), reg);
}
- add_memrange (collect, reg, offset, len);
+ add_memrange (gdbarch, reg, offset, len);
break;
case LOC_LOCAL:
reg = frame_regno;
offset = frame_offset + SYMBOL_VALUE (sym);
if (info_verbose)
{
- printf_filtered ("LOC_LOCAL %s: Collect %ld bytes at offset ",
- SYMBOL_PRINT_NAME (sym), len);
- printf_vma (offset);
- printf_filtered (" from frame ptr reg %d\n", reg);
+ printf_filtered ("LOC_LOCAL %s: Collect %ld bytes at offset %s"
+ " from frame ptr reg %d\n",
+ SYMBOL_PRINT_NAME (sym), len,
+ paddress (gdbarch, offset), reg);
}
- add_memrange (collect, reg, offset, len);
+ add_memrange (gdbarch, reg, offset, len);
break;
case LOC_UNRESOLVED:
/* Expressions are the most general case. */
if (treat_as_expr)
{
- struct agent_expr *aexpr;
- struct cleanup *old_chain1 = NULL;
-
- aexpr = gen_trace_for_var (scope, gdbarch, sym, trace_string);
+ agent_expr_up aexpr = gen_trace_for_var (scope, gdbarch,
+ sym, trace_string);
/* It can happen that the symbol is recorded as a computed
location, but it's been optimized away and doesn't actually
return;
}
- old_chain1 = make_cleanup_free_agent_expr (aexpr);
-
- ax_reqs (aexpr);
+ ax_reqs (aexpr.get ());
- report_agent_reqs_errors (aexpr);
-
- discard_cleanups (old_chain1);
- add_aexpr (collect, aexpr);
+ report_agent_reqs_errors (aexpr.get ());
/* Take care of the registers. */
if (aexpr->reg_mask_len > 0)
{
- int ndx1, ndx2;
-
- for (ndx1 = 0; ndx1 < aexpr->reg_mask_len; ndx1++)
+ for (int ndx1 = 0; ndx1 < aexpr->reg_mask_len; ndx1++)
{
QUIT; /* Allow user to bail out with ^C. */
if (aexpr->reg_mask[ndx1] != 0)
{
/* Assume chars have 8 bits. */
- for (ndx2 = 0; ndx2 < 8; ndx2++)
+ for (int ndx2 = 0; ndx2 < 8; ndx2++)
if (aexpr->reg_mask[ndx1] & (1 << ndx2))
/* It's used -- record it. */
- add_register (collect, ndx1 * 8 + ndx2);
+ add_register (ndx1 * 8 + ndx2);
}
}
}
+
+ add_aexpr (std::move (aexpr));
}
}
struct symbol *sym,
void *cb_data)
{
- struct add_local_symbols_data *p = cb_data;
+ struct add_local_symbols_data *p = (struct add_local_symbols_data *) cb_data;
- collect_symbol (p->collect, sym, p->gdbarch, p->frame_regno,
- p->frame_offset, p->pc, p->trace_string);
+ p->collect->collect_symbol (sym, p->gdbarch, p->frame_regno,
+ p->frame_offset, p->pc, p->trace_string);
p->count++;
- VEC_safe_push (char_ptr, p->collect->wholly_collected,
- xstrdup (print_name));
+ p->collect->add_wholly_collected (print_name);
+}
+
+void
+collection_list::add_wholly_collected (const char *print_name)
+{
+ m_wholly_collected.push_back (print_name);
}
/* Add all locals (or args) symbols to collection list. */
-static void
-add_local_symbols (struct collection_list *collect,
- struct gdbarch *gdbarch, CORE_ADDR pc,
- long frame_regno, long frame_offset, int type,
- int trace_string)
+
+void
+collection_list::add_local_symbols (struct gdbarch *gdbarch, CORE_ADDR pc,
+ long frame_regno, long frame_offset, int type,
+ int trace_string)
{
const struct block *block;
struct add_local_symbols_data cb_data;
- cb_data.collect = collect;
+ cb_data.collect = this;
cb_data.gdbarch = gdbarch;
cb_data.pc = pc;
cb_data.frame_regno = frame_regno;
}
}
-static void
-add_static_trace_data (struct collection_list *collection)
+void
+collection_list::add_static_trace_data ()
{
if (info_verbose)
printf_filtered ("collect static trace data\n");
- collection->strace_data = 1;
+ m_strace_data = true;
}
-/* worker function */
-static void
-clear_collection_list (struct collection_list *list)
+collection_list::collection_list ()
+ : m_regs_mask (),
+ m_strace_data (false)
{
- int ndx;
-
- list->next_memrange = 0;
- for (ndx = 0; ndx < list->next_aexpr_elt; ndx++)
- {
- free_agent_expr (list->aexpr_list[ndx]);
- list->aexpr_list[ndx] = NULL;
- }
- list->next_aexpr_elt = 0;
- memset (list->regs_mask, 0, sizeof (list->regs_mask));
- list->strace_data = 0;
-
- xfree (list->aexpr_list);
- xfree (list->list);
-
- VEC_free (char_ptr, list->wholly_collected);
- VEC_free (char_ptr, list->computed);
-}
-
-/* A cleanup wrapper for function clear_collection_list. */
-
-static void
-do_clear_collection_list (void *list)
-{
- struct collection_list *l = list;
-
- clear_collection_list (l);
-}
-
-/* Initialize collection_list CLIST. */
-
-static void
-init_collection_list (struct collection_list *clist)
-{
- memset (clist, 0, sizeof *clist);
-
- clist->listsize = 128;
- clist->list = xcalloc (clist->listsize,
- sizeof (struct memrange));
-
- clist->aexpr_listsize = 128;
- clist->aexpr_list = xcalloc (clist->aexpr_listsize,
- sizeof (struct agent_expr *));
+ m_memranges.reserve (128);
+ m_aexprs.reserve (128);
}
/* Reduce a collection list to string form (for gdb protocol). */
-static char **
-stringify_collection_list (struct collection_list *list)
+
+std::vector<std::string>
+collection_list::stringify ()
{
char temp_buf[2048];
- char tmp2[40];
int count;
- int ndx = 0;
- char *(*str_list)[];
char *end;
long i;
+ std::vector<std::string> str_list;
- count = 1 + 1 + list->next_memrange + list->next_aexpr_elt + 1;
- str_list = (char *(*)[]) xmalloc (count * sizeof (char *));
-
- if (list->strace_data)
+ if (m_strace_data)
{
if (info_verbose)
printf_filtered ("\nCollecting static trace data\n");
end = temp_buf;
*end++ = 'L';
- (*str_list)[ndx] = savestring (temp_buf, end - temp_buf);
- ndx++;
+ str_list.emplace_back (temp_buf, end - temp_buf);
}
- for (i = sizeof (list->regs_mask) - 1; i > 0; i--)
- if (list->regs_mask[i] != 0) /* Skip leading zeroes in regs_mask. */
+ for (i = sizeof (m_regs_mask) - 1; i > 0; i--)
+ if (m_regs_mask[i] != 0) /* Skip leading zeroes in regs_mask. */
break;
- if (list->regs_mask[i] != 0) /* Prepare to send regs_mask to the stub. */
+ if (m_regs_mask[i] != 0) /* Prepare to send regs_mask to the stub. */
{
if (info_verbose)
printf_filtered ("\nCollecting registers (mask): 0x");
{
QUIT; /* Allow user to bail out with ^C. */
if (info_verbose)
- printf_filtered ("%02X", list->regs_mask[i]);
- sprintf (end, "%02X", list->regs_mask[i]);
+ printf_filtered ("%02X", m_regs_mask[i]);
+ sprintf (end, "%02X", m_regs_mask[i]);
end += 2;
}
- (*str_list)[ndx] = xstrdup (temp_buf);
- ndx++;
+ str_list.emplace_back (temp_buf);
}
if (info_verbose)
printf_filtered ("\n");
- if (list->next_memrange > 0 && info_verbose)
+ if (!m_memranges.empty () && info_verbose)
printf_filtered ("Collecting memranges: \n");
- for (i = 0, count = 0, end = temp_buf; i < list->next_memrange; i++)
+ for (i = 0, count = 0, end = temp_buf; i < m_memranges.size (); i++)
{
QUIT; /* Allow user to bail out with ^C. */
- sprintf_vma (tmp2, list->list[i].start);
if (info_verbose)
{
printf_filtered ("(%d, %s, %ld)\n",
- list->list[i].type,
- tmp2,
- (long) (list->list[i].end - list->list[i].start));
+ m_memranges[i].type,
+ paddress (target_gdbarch (),
+ m_memranges[i].start),
+ (long) (m_memranges[i].end
+ - m_memranges[i].start));
}
if (count + 27 > MAX_AGENT_EXPR_LEN)
{
- (*str_list)[ndx] = savestring (temp_buf, count);
- ndx++;
+ str_list.emplace_back (temp_buf, count);
count = 0;
end = temp_buf;
}
{
- bfd_signed_vma length = list->list[i].end - list->list[i].start;
+ bfd_signed_vma length
+ = m_memranges[i].end - m_memranges[i].start;
/* The "%X" conversion specifier expects an unsigned argument,
so passing -1 (memrange_absolute) to it directly gives you
"FFFFFFFF" (or more, depending on sizeof (unsigned)).
Special-case it. */
- if (list->list[i].type == memrange_absolute)
- sprintf (end, "M-1,%s,%lX", tmp2, (long) length);
+ if (m_memranges[i].type == memrange_absolute)
+ sprintf (end, "M-1,%s,%lX", phex_nz (m_memranges[i].start, 0),
+ (long) length);
else
- sprintf (end, "M%X,%s,%lX", list->list[i].type, tmp2, (long) length);
+ sprintf (end, "M%X,%s,%lX", m_memranges[i].type,
+ phex_nz (m_memranges[i].start, 0), (long) length);
}
count += strlen (end);
end = temp_buf + count;
}
- for (i = 0; i < list->next_aexpr_elt; i++)
+ for (i = 0; i < m_aexprs.size (); i++)
{
QUIT; /* Allow user to bail out with ^C. */
- if ((count + 10 + 2 * list->aexpr_list[i]->len) > MAX_AGENT_EXPR_LEN)
+ if ((count + 10 + 2 * m_aexprs[i]->len) > MAX_AGENT_EXPR_LEN)
{
- (*str_list)[ndx] = savestring (temp_buf, count);
- ndx++;
+ str_list.emplace_back (temp_buf, count);
count = 0;
end = temp_buf;
}
- sprintf (end, "X%08X,", list->aexpr_list[i]->len);
+ sprintf (end, "X%08X,", m_aexprs[i]->len);
end += 10; /* 'X' + 8 hex digits + ',' */
count += 10;
- end = mem2hex (list->aexpr_list[i]->buf,
- end, list->aexpr_list[i]->len);
- count += 2 * list->aexpr_list[i]->len;
+ end = mem2hex (m_aexprs[i]->buf, end, m_aexprs[i]->len);
+ count += 2 * m_aexprs[i]->len;
}
if (count != 0)
{
- (*str_list)[ndx] = savestring (temp_buf, count);
- ndx++;
+ str_list.emplace_back (temp_buf, count);
count = 0;
end = temp_buf;
}
- (*str_list)[ndx] = NULL;
- if (ndx == 0)
- {
- xfree (str_list);
- return NULL;
- }
- else
- return *str_list;
+ return str_list;
}
/* Add the printed expression EXP to *LIST. */
-static void
-append_exp (struct expression *exp, VEC(char_ptr) **list)
+void
+collection_list::append_exp (struct expression *exp)
{
- struct ui_file *tmp_stream = mem_fileopen ();
- char *text;
+ string_file tmp_stream;
- print_expression (exp, tmp_stream);
+ print_expression (exp, &tmp_stream);
- text = ui_file_xstrdup (tmp_stream, NULL);
+ m_computed.push_back (std::move (tmp_stream.string ()));
+}
- VEC_safe_push (char_ptr, *list, text);
- ui_file_delete (tmp_stream);
+void
+collection_list::finish ()
+{
+ memrange_sortmerge (m_memranges);
}
static void
struct collection_list *stepping_list)
{
const char *action_exp;
- struct expression *exp = NULL;
int i;
struct value *tempval;
struct cmd_list_element *cmd;
- struct agent_expr *aexpr;
for (; action; action = action->next)
{
QUIT; /* Allow user to bail out with ^C. */
action_exp = action->line;
- action_exp = skip_spaces_const (action_exp);
+ action_exp = skip_spaces (action_exp);
cmd = lookup_cmd (&action_exp, cmdlist, "", -1, 1);
if (cmd == 0)
do
{ /* Repeat over a comma-separated list. */
QUIT; /* Allow user to bail out with ^C. */
- action_exp = skip_spaces_const (action_exp);
+ action_exp = skip_spaces (action_exp);
if (0 == strncasecmp ("$reg", action_exp, 4))
{
- for (i = 0; i < gdbarch_num_regs (tloc->gdbarch); i++)
- add_register (collect, i);
+ for (i = 0; i < gdbarch_num_regs (target_gdbarch ()); i++)
+ collect->add_register (i);
action_exp = strchr (action_exp, ','); /* more? */
}
else if (0 == strncasecmp ("$arg", action_exp, 4))
{
- add_local_symbols (collect,
- tloc->gdbarch,
- tloc->address,
- frame_reg,
- frame_offset,
- 'A',
- trace_string);
+ collect->add_local_symbols (target_gdbarch (),
+ tloc->address,
+ frame_reg,
+ frame_offset,
+ 'A',
+ trace_string);
action_exp = strchr (action_exp, ','); /* more? */
}
else if (0 == strncasecmp ("$loc", action_exp, 4))
{
- add_local_symbols (collect,
- tloc->gdbarch,
- tloc->address,
- frame_reg,
- frame_offset,
- 'L',
- trace_string);
+ collect->add_local_symbols (target_gdbarch (),
+ tloc->address,
+ frame_reg,
+ frame_offset,
+ 'L',
+ trace_string);
action_exp = strchr (action_exp, ','); /* more? */
}
else if (0 == strncasecmp ("$_ret", action_exp, 5))
{
- struct cleanup *old_chain1 = NULL;
-
- aexpr = gen_trace_for_return_address (tloc->address,
- tloc->gdbarch,
- trace_string);
+ agent_expr_up aexpr
+ = gen_trace_for_return_address (tloc->address,
+ target_gdbarch (),
+ trace_string);
- old_chain1 = make_cleanup_free_agent_expr (aexpr);
-
- ax_reqs (aexpr);
- report_agent_reqs_errors (aexpr);
-
- discard_cleanups (old_chain1);
- add_aexpr (collect, aexpr);
+ ax_reqs (aexpr.get ());
+ report_agent_reqs_errors (aexpr.get ());
/* take care of the registers */
if (aexpr->reg_mask_len > 0)
{
- int ndx1, ndx2;
-
- for (ndx1 = 0; ndx1 < aexpr->reg_mask_len; ndx1++)
+ for (int ndx1 = 0; ndx1 < aexpr->reg_mask_len; ndx1++)
{
QUIT; /* allow user to bail out with ^C */
if (aexpr->reg_mask[ndx1] != 0)
{
/* assume chars have 8 bits */
- for (ndx2 = 0; ndx2 < 8; ndx2++)
+ for (int ndx2 = 0; ndx2 < 8; ndx2++)
if (aexpr->reg_mask[ndx1] & (1 << ndx2))
- /* it's used -- record it */
- add_register (collect,
- ndx1 * 8 + ndx2);
+ {
+ /* It's used -- record it. */
+ collect->add_register (ndx1 * 8 + ndx2);
+ }
}
}
}
+ collect->add_aexpr (std::move (aexpr));
action_exp = strchr (action_exp, ','); /* more? */
}
else if (0 == strncasecmp ("$_sdata", action_exp, 7))
{
- add_static_trace_data (collect);
+ collect->add_static_trace_data ();
action_exp = strchr (action_exp, ','); /* more? */
}
else
{
unsigned long addr;
- struct cleanup *old_chain = NULL;
- struct cleanup *old_chain1 = NULL;
- exp = parse_exp_1 (&action_exp, tloc->address,
- block_for_pc (tloc->address), 1);
- old_chain = make_cleanup (free_current_contents, &exp);
+ expression_up exp = parse_exp_1 (&action_exp, tloc->address,
+ block_for_pc (tloc->address),
+ 1);
switch (exp->elts[0].opcode)
{
{
const char *name = &exp->elts[2].string;
- i = user_reg_map_name_to_regnum (tloc->gdbarch,
+ i = user_reg_map_name_to_regnum (target_gdbarch (),
name, strlen (name));
if (i == -1)
internal_error (__FILE__, __LINE__,
name);
if (info_verbose)
printf_filtered ("OP_REGISTER: ");
- add_register (collect, i);
+ collect->add_register (i);
break;
}
case UNOP_MEMVAL:
/* Safe because we know it's a simple expression. */
- tempval = evaluate_expression (exp);
+ tempval = evaluate_expression (exp.get ());
addr = value_address (tempval);
/* Initialize the TYPE_LENGTH if it is a typedef. */
check_typedef (exp->elts[1].type);
- add_memrange (collect, memrange_absolute, addr,
- TYPE_LENGTH (exp->elts[1].type));
- append_exp (exp, &collect->computed);
+ collect->add_memrange (target_gdbarch (),
+ memrange_absolute, addr,
+ TYPE_LENGTH (exp->elts[1].type));
+ collect->append_exp (exp.get ());
break;
case OP_VAR_VALUE:
struct symbol *sym = exp->elts[2].symbol;
char_ptr name = (char_ptr) SYMBOL_NATURAL_NAME (sym);
- collect_symbol (collect,
- exp->elts[2].symbol,
- tloc->gdbarch,
- frame_reg,
- frame_offset,
- tloc->address,
- trace_string);
- VEC_safe_push (char_ptr,
- collect->wholly_collected,
- name);
+ collect->collect_symbol (exp->elts[2].symbol,
+ target_gdbarch (),
+ frame_reg,
+ frame_offset,
+ tloc->address,
+ trace_string);
+ collect->add_wholly_collected (name);
}
break;
default: /* Full-fledged expression. */
- aexpr = gen_trace_for_expr (tloc->address, exp,
- trace_string);
+ agent_expr_up aexpr = gen_trace_for_expr (tloc->address,
+ exp.get (),
+ trace_string);
- old_chain1 = make_cleanup_free_agent_expr (aexpr);
+ ax_reqs (aexpr.get ());
- ax_reqs (aexpr);
-
- report_agent_reqs_errors (aexpr);
-
- discard_cleanups (old_chain1);
- add_aexpr (collect, aexpr);
+ report_agent_reqs_errors (aexpr.get ());
/* Take care of the registers. */
if (aexpr->reg_mask_len > 0)
{
- int ndx1;
- int ndx2;
-
- for (ndx1 = 0; ndx1 < aexpr->reg_mask_len; ndx1++)
+ for (int ndx1 = 0; ndx1 < aexpr->reg_mask_len; ndx1++)
{
QUIT; /* Allow user to bail out with ^C. */
if (aexpr->reg_mask[ndx1] != 0)
{
/* Assume chars have 8 bits. */
- for (ndx2 = 0; ndx2 < 8; ndx2++)
+ for (int ndx2 = 0; ndx2 < 8; ndx2++)
if (aexpr->reg_mask[ndx1] & (1 << ndx2))
- /* It's used -- record it. */
- add_register (collect,
- ndx1 * 8 + ndx2);
+ {
+ /* It's used -- record it. */
+ collect->add_register (ndx1 * 8 + ndx2);
+ }
}
}
}
- append_exp (exp, &collect->computed);
+ collect->add_aexpr (std::move (aexpr));
+ collect->append_exp (exp.get ());
break;
} /* switch */
- do_cleanups (old_chain);
} /* do */
}
while (action_exp && *action_exp++ == ',');
do
{ /* Repeat over a comma-separated list. */
QUIT; /* Allow user to bail out with ^C. */
- action_exp = skip_spaces_const (action_exp);
+ action_exp = skip_spaces (action_exp);
{
- struct cleanup *old_chain = NULL;
- struct cleanup *old_chain1 = NULL;
+ expression_up exp = parse_exp_1 (&action_exp, tloc->address,
+ block_for_pc (tloc->address),
+ 1);
- exp = parse_exp_1 (&action_exp, tloc->address,
- block_for_pc (tloc->address), 1);
- old_chain = make_cleanup (free_current_contents, &exp);
+ agent_expr_up aexpr = gen_eval_for_expr (tloc->address,
+ exp.get ());
- aexpr = gen_eval_for_expr (tloc->address, exp);
- old_chain1 = make_cleanup_free_agent_expr (aexpr);
+ ax_reqs (aexpr.get ());
+ report_agent_reqs_errors (aexpr.get ());
- ax_reqs (aexpr);
- report_agent_reqs_errors (aexpr);
-
- discard_cleanups (old_chain1);
/* Even though we're not officially collecting, add
to the collect list anyway. */
- add_aexpr (collect, aexpr);
-
- do_cleanups (old_chain);
+ collect->add_aexpr (std::move (aexpr));
} /* do */
}
while (action_exp && *action_exp++ == ',');
}
/* Encode actions of tracepoint TLOC->owner and fill TRACEPOINT_LIST
- and STEPPING_LIST. Return a cleanup pointer to clean up both
- TRACEPOINT_LIST and STEPPING_LIST. */
+ and STEPPING_LIST. */
-struct cleanup *
-encode_actions_and_make_cleanup (struct bp_location *tloc,
- struct collection_list *tracepoint_list,
- struct collection_list *stepping_list)
+void
+encode_actions (struct bp_location *tloc,
+ struct collection_list *tracepoint_list,
+ struct collection_list *stepping_list)
{
- char *default_collect_line = NULL;
struct command_line *actions;
- struct command_line *default_collect_action = NULL;
int frame_reg;
LONGEST frame_offset;
- struct cleanup *back_to, *return_chain;
-
- return_chain = make_cleanup (null_cleanup, NULL);
- init_collection_list (tracepoint_list);
- init_collection_list (stepping_list);
-
- make_cleanup (do_clear_collection_list, tracepoint_list);
- make_cleanup (do_clear_collection_list, stepping_list);
- back_to = make_cleanup (null_cleanup, NULL);
gdbarch_virtual_frame_pointer (tloc->gdbarch,
tloc->address, &frame_reg, &frame_offset);
encode_actions_1 (actions, tloc, frame_reg, frame_offset,
tracepoint_list, stepping_list);
- memrange_sortmerge (tracepoint_list);
- memrange_sortmerge (stepping_list);
-
- do_cleanups (back_to);
- return return_chain;
+ tracepoint_list->finish ();
+ stepping_list->finish ();
}
/* Render all actions into gdb protocol. */
void
-encode_actions_rsp (struct bp_location *tloc, char ***tdp_actions,
- char ***stepping_actions)
+encode_actions_rsp (struct bp_location *tloc,
+ std::vector<std::string> *tdp_actions,
+ std::vector<std::string> *stepping_actions)
{
struct collection_list tracepoint_list, stepping_list;
- struct cleanup *cleanup;
-
- *tdp_actions = NULL;
- *stepping_actions = NULL;
-
- cleanup = encode_actions_and_make_cleanup (tloc, &tracepoint_list,
- &stepping_list);
- *tdp_actions = stringify_collection_list (&tracepoint_list);
- *stepping_actions = stringify_collection_list (&stepping_list);
+ encode_actions (tloc, &tracepoint_list, &stepping_list);
- do_cleanups (cleanup);
+ *tdp_actions = tracepoint_list.stringify ();
+ *stepping_actions = stepping_list.stringify ();
}
-static void
-add_aexpr (struct collection_list *collect, struct agent_expr *aexpr)
+void
+collection_list::add_aexpr (agent_expr_up aexpr)
{
- if (collect->next_aexpr_elt >= collect->aexpr_listsize)
- {
- collect->aexpr_list =
- xrealloc (collect->aexpr_list,
- 2 * collect->aexpr_listsize * sizeof (struct agent_expr *));
- collect->aexpr_listsize *= 2;
- }
- collect->aexpr_list[collect->next_aexpr_elt] = aexpr;
- collect->next_aexpr_elt++;
+ m_aexprs.push_back (std::move (aexpr));
}
static void
}
void
-start_tracing (char *notes)
+start_tracing (const char *notes)
{
VEC(breakpoint_p) *tp_vec = NULL;
int ix;
for (ix = 0; VEC_iterate (breakpoint_p, tp_vec, ix, b); ix++)
{
- struct tracepoint *t = (struct tracepoint *) b;
- struct bp_location *loc;
-
if (b->enable_state == bp_enabled)
any_enabled = 1;
t->number_on_target = b->number;
for (loc = b->loc; loc; loc = loc->next)
- if (loc->probe.probe != NULL
- && loc->probe.probe->pops->set_semaphore != NULL)
- loc->probe.probe->pops->set_semaphore (loc->probe.probe,
- loc->probe.objfile,
- loc->gdbarch);
+ if (loc->probe.prob != NULL)
+ loc->probe.prob->set_semaphore (loc->probe.objfile,
+ loc->gdbarch);
if (bp_location_downloaded)
- observer_notify_breakpoint_modified (b);
+ gdb::observers::breakpoint_modified.notify (b);
}
VEC_free (breakpoint_p, tp_vec);
anybody else messing with the target. */
static void
-trace_start_command (char *args, int from_tty)
+tstart_command (const char *args, int from_tty)
{
dont_repeat (); /* Like "run", dangerous to repeat accidentally. */
of the trace run's status. */
static void
-trace_stop_command (char *args, int from_tty)
+tstop_command (const char *args, int from_tty)
{
if (!current_trace_status ()->running)
error (_("Trace is not running."));
}
void
-stop_tracing (char *note)
+stop_tracing (const char *note)
{
int ret;
VEC(breakpoint_p) *tp_vec = NULL;
but we don't really care if this semaphore goes out of sync.
That's why we are decrementing it here, but not taking care
in other places. */
- if (loc->probe.probe != NULL
- && loc->probe.probe->pops->clear_semaphore != NULL)
- loc->probe.probe->pops->clear_semaphore (loc->probe.probe,
- loc->probe.objfile,
- loc->gdbarch);
+ if (loc->probe.prob != NULL)
+ loc->probe.prob->clear_semaphore (loc->probe.objfile,
+ loc->gdbarch);
}
}
/* tstatus command */
static void
-trace_status_command (char *args, int from_tty)
+tstatus_command (const char *args, int from_tty)
{
struct trace_status *ts = current_trace_status ();
int status, ix;
case trace_never_run:
printf_filtered (_("No trace has been run on the target.\n"));
break;
- case tstop_command:
+ case trace_stop_command:
if (ts->stop_desc)
printf_filtered (_("Trace stopped by a tstop command (%s).\n"),
ts->stop_desc);
if (status == -1 && ts->filename == NULL)
{
- ui_out_field_string (uiout, "supported", "0");
+ uiout->field_string ("supported", "0");
return;
}
if (ts->filename != NULL)
- ui_out_field_string (uiout, "supported", "file");
+ uiout->field_string ("supported", "file");
else if (!on_stop)
- ui_out_field_string (uiout, "supported", "1");
+ uiout->field_string ("supported", "1");
if (ts->filename != NULL)
- ui_out_field_string (uiout, "trace-file", ts->filename);
+ uiout->field_string ("trace-file", ts->filename);
gdb_assert (ts->running_known);
if (ts->running)
{
- ui_out_field_string (uiout, "running", "1");
+ uiout->field_string ("running", "1");
/* Unlike CLI, do not show the state of 'disconnected-tracing' variable.
Given that the frontend gets the status either on -trace-stop, or from
}
else
{
- char *stop_reason = NULL;
+ const char *stop_reason = NULL;
int stopping_tracepoint = -1;
if (!on_stop)
- ui_out_field_string (uiout, "running", "0");
+ uiout->field_string ("running", "0");
if (ts->stop_reason != trace_stop_reason_unknown)
{
switch (ts->stop_reason)
{
- case tstop_command:
+ case trace_stop_command:
stop_reason = "request";
break;
case trace_buffer_full:
if (stop_reason)
{
- ui_out_field_string (uiout, "stop-reason", stop_reason);
+ uiout->field_string ("stop-reason", stop_reason);
if (stopping_tracepoint != -1)
- ui_out_field_int (uiout, "stopping-tracepoint",
+ uiout->field_int ("stopping-tracepoint",
stopping_tracepoint);
if (ts->stop_reason == tracepoint_error)
- ui_out_field_string (uiout, "error-description",
+ uiout->field_string ("error-description",
ts->stop_desc);
}
}
}
if (ts->traceframe_count != -1)
- ui_out_field_int (uiout, "frames", ts->traceframe_count);
+ uiout->field_int ("frames", ts->traceframe_count);
if (ts->traceframes_created != -1)
- ui_out_field_int (uiout, "frames-created", ts->traceframes_created);
+ uiout->field_int ("frames-created", ts->traceframes_created);
if (ts->buffer_size != -1)
- ui_out_field_int (uiout, "buffer-size", ts->buffer_size);
+ uiout->field_int ("buffer-size", ts->buffer_size);
if (ts->buffer_free != -1)
- ui_out_field_int (uiout, "buffer-free", ts->buffer_free);
+ uiout->field_int ("buffer-free", ts->buffer_free);
- ui_out_field_int (uiout, "disconnected", ts->disconnected_tracing);
- ui_out_field_int (uiout, "circular", ts->circular_buffer);
+ uiout->field_int ("disconnected", ts->disconnected_tracing);
+ uiout->field_int ("circular", ts->circular_buffer);
- ui_out_field_string (uiout, "user-name", ts->user_name);
- ui_out_field_string (uiout, "notes", ts->notes);
+ uiout->field_string ("user-name", ts->user_name);
+ uiout->field_string ("notes", ts->notes);
{
char buf[100];
xsnprintf (buf, sizeof buf, "%ld.%06ld",
(long int) (ts->start_time / 1000000),
(long int) (ts->start_time % 1000000));
- ui_out_field_string (uiout, "start-time", buf);
+ uiout->field_string ("start-time", buf);
xsnprintf (buf, sizeof buf, "%ld.%06ld",
(long int) (ts->stop_time / 1000000),
(long int) (ts->stop_time % 1000000));
- ui_out_field_string (uiout, "stop-time", buf);
+ uiout->field_string ("stop-time", buf);
}
}
#if 0 /* dubious now? */
/* The following will not recurse, since it's
special-cased. */
- trace_find_command ("-1", from_tty);
+ tfind_command ("-1", from_tty);
#endif
}
}
reinit_frame_cache ();
target_dcache_invalidate ();
- set_tracepoint_num (tp ? tp->base.number : target_tracept);
+ set_tracepoint_num (tp ? tp->number : target_tracept);
if (target_frameno != get_traceframe_number ())
- observer_notify_traceframe_changed (target_frameno, tracepoint_number);
+ gdb::observers::traceframe_changed.notify (target_frameno, tracepoint_number);
set_current_traceframe (target_frameno);
{
/* Use different branches for MI and CLI to make CLI messages
i18n-eable. */
- if (ui_out_is_mi_like_p (uiout))
+ if (uiout->is_mi_like_p ())
{
- ui_out_field_string (uiout, "found", "1");
- ui_out_field_int (uiout, "tracepoint", tracepoint_number);
- ui_out_field_int (uiout, "traceframe", traceframe_number);
+ uiout->field_string ("found", "1");
+ uiout->field_int ("tracepoint", tracepoint_number);
+ uiout->field_int ("traceframe", traceframe_number);
}
else
{
}
else
{
- if (ui_out_is_mi_like_p (uiout))
- ui_out_field_string (uiout, "found", "0");
+ if (uiout->is_mi_like_p ())
+ uiout->field_string ("found", "0");
else if (type == tfind_number && num == -1)
printf_unfiltered (_("No longer looking at any trace frame\n"));
else /* This case may never occur, check. */
/* tfind command */
static void
-trace_find_command (char *args, int from_tty)
+tfind_command_1 (const char *args, int from_tty)
{ /* This should only be called with a numeric argument. */
int frameno = -1;
tfind_1 (tfind_number, frameno, 0, 0, from_tty);
}
+static void
+tfind_command (const char *args, int from_tty)
+{
+ tfind_command_1 (args, from_tty);
+}
+
/* tfind end */
static void
-trace_find_end_command (char *args, int from_tty)
+tfind_end_command (const char *args, int from_tty)
{
- trace_find_command ("-1", from_tty);
+ tfind_command_1 ("-1", from_tty);
}
/* tfind start */
static void
-trace_find_start_command (char *args, int from_tty)
+tfind_start_command (const char *args, int from_tty)
{
- trace_find_command ("0", from_tty);
+ tfind_command_1 ("0", from_tty);
}
/* tfind pc command */
static void
-trace_find_pc_command (char *args, int from_tty)
+tfind_pc_command (const char *args, int from_tty)
{
CORE_ADDR pc;
/* tfind tracepoint command */
static void
-trace_find_tracepoint_command (char *args, int from_tty)
+tfind_tracepoint_command (const char *args, int from_tty)
{
int tdp;
struct tracepoint *tp;
corresponding to a source line OTHER THAN THE CURRENT ONE. */
static void
-trace_find_line_command (char *args, int from_tty)
+tfind_line_command (const char *args, int from_tty)
{
- static CORE_ADDR start_pc, end_pc;
- struct symtabs_and_lines sals;
- struct symtab_and_line sal;
- struct cleanup *old_chain;
-
check_trace_running (current_trace_status ());
+ symtab_and_line sal;
if (args == 0 || *args == 0)
{
sal = find_pc_line (get_frame_pc (get_current_frame ()), 0);
- sals.nelts = 1;
- sals.sals = (struct symtab_and_line *)
- xmalloc (sizeof (struct symtab_and_line));
- sals.sals[0] = sal;
}
else
{
- sals = decode_line_with_current_source (args, DECODE_LINE_FUNFIRSTLINE);
- sal = sals.sals[0];
+ std::vector<symtab_and_line> sals
+ = decode_line_with_current_source (args, DECODE_LINE_FUNFIRSTLINE);
+ sal = sals[0];
}
-
- old_chain = make_cleanup (xfree, sals.sals);
+
if (sal.symtab == 0)
error (_("No line number information available."));
+ CORE_ADDR start_pc, end_pc;
if (sal.line > 0 && find_line_pc_range (sal, &start_pc, &end_pc))
{
if (start_pc == end_pc)
tfind_1 (tfind_range, 0, start_pc, end_pc - 1, from_tty);
else
tfind_1 (tfind_outside, 0, start_pc, end_pc - 1, from_tty);
- do_cleanups (old_chain);
}
/* tfind range command */
static void
-trace_find_range_command (char *args, int from_tty)
+tfind_range_command (const char *args, int from_tty)
{
static CORE_ADDR start, stop;
- char *tmp;
+ const char *tmp;
check_trace_running (current_trace_status ());
if (0 != (tmp = strchr (args, ',')))
{
- *tmp++ = '\0'; /* Terminate start address. */
+ std::string start_addr (args, tmp);
+ ++tmp;
tmp = skip_spaces (tmp);
- start = parse_and_eval_address (args);
+ start = parse_and_eval_address (start_addr.c_str ());
stop = parse_and_eval_address (tmp);
}
else
/* tfind outside command */
static void
-trace_find_outside_command (char *args, int from_tty)
+tfind_outside_command (const char *args, int from_tty)
{
CORE_ADDR start, stop;
- char *tmp;
+ const char *tmp;
if (current_trace_status ()->running
&& current_trace_status ()->filename == NULL)
if (0 != (tmp = strchr (args, ',')))
{
- *tmp++ = '\0'; /* Terminate start address. */
+ std::string start_addr (args, tmp);
+ ++tmp;
tmp = skip_spaces (tmp);
- start = parse_and_eval_address (args);
+ start = parse_and_eval_address (start_addr.c_str ());
stop = parse_and_eval_address (tmp);
}
else
/* info scope command: list the locals for a scope. */
static void
-scope_info (char *args, int from_tty)
+info_scope_command (const char *args_in, int from_tty)
{
- struct symtabs_and_lines sals;
struct symbol *sym;
struct bound_minimal_symbol msym;
const struct block *block;
const char *symname;
- char *save_args = args;
+ const char *save_args = args_in;
struct block_iterator iter;
int j, count = 0;
struct gdbarch *gdbarch;
int regno;
- struct event_location *location;
- struct cleanup *back_to;
+ const char *args = args_in;
if (args == 0 || *args == 0)
error (_("requires an argument (function, "
"line or *addr) to define a scope"));
- location = string_to_event_location (&args, current_language);
- back_to = make_cleanup_delete_event_location (location);
- sals = decode_line_1 (location, DECODE_LINE_FUNFIRSTLINE, NULL, 0);
- if (sals.nelts == 0)
+ event_location_up location = string_to_event_location (&args,
+ current_language);
+ std::vector<symtab_and_line> sals
+ = decode_line_1 (location.get (), DECODE_LINE_FUNFIRSTLINE,
+ NULL, NULL, 0);
+ if (sals.empty ())
{
/* Presumably decode_line_1 has already warned. */
- do_cleanups (back_to);
return;
}
/* Resolve line numbers to PC. */
- resolve_sal_pc (&sals.sals[0]);
- block = block_for_pc (sals.sals[0].pc);
+ resolve_sal_pc (&sals[0]);
+ block = block_for_pc (sals[0].pc);
while (block != 0)
{
if (count <= 0)
printf_filtered ("Scope for %s contains no locals or arguments.\n",
save_args);
- do_cleanups (back_to);
}
/* Helper for trace_dump_command. Dump the action list starting at
QUIT; /* Allow user to bail out with ^C. */
action_exp = action->line;
- action_exp = skip_spaces_const (action_exp);
+ action_exp = skip_spaces (action_exp);
/* The collection actions to be done while stepping are
bracketed by the commands "while-stepping" and "end". */
QUIT; /* Allow user to bail out with ^C. */
if (*action_exp == ',')
action_exp++;
- action_exp = skip_spaces_const (action_exp);
+ action_exp = skip_spaces (action_exp);
next_comma = strchr (action_exp, ',');
else if (0 == strncasecmp (action_exp, "$_ret", 5))
;
else if (0 == strncasecmp (action_exp, "$loc", 4))
- locals_info (NULL, from_tty);
+ info_locals_command (NULL, from_tty);
else if (0 == strncasecmp (action_exp, "$arg", 4))
- args_info (NULL, from_tty);
+ info_args_command (NULL, from_tty);
else
{ /* variable */
if (next_comma != NULL)
{
size_t len = next_comma - action_exp;
- cmd = xrealloc (cmd, len + 1);
+ cmd = (char *) xrealloc (cmd, len + 1);
memcpy (cmd, action_exp, len);
cmd[len] = 0;
}
{
size_t len = strlen (action_exp);
- cmd = xrealloc (cmd, len + 1);
+ cmd = (char *) xrealloc (cmd, len + 1);
memcpy (cmd, action_exp, len + 1);
}
locations, assume it is a direct hit rather than a while-stepping
frame. (FIXME this is not reliable, should record each frame's
type.) */
- for (tloc = t->base.loc; tloc; tloc = tloc->next)
+ for (tloc = t->loc; tloc; tloc = tloc->next)
if (tloc->address == regcache_read_pc (regcache))
{
*stepping_frame_p = 0;
/* If this is a stepping frame, we don't know which location
triggered. The first is as good (or bad) a guess as any... */
*stepping_frame_p = 1;
- return t->base.loc;
+ return t->loc;
}
/* Return all the actions, including default collect, of a tracepoint
make_cleanup (xfree, default_collect_line);
validate_actionline (default_collect_line, t);
- default_collect_action = xmalloc (sizeof (struct command_line));
+ default_collect_action = XNEW (struct command_line);
make_cleanup (xfree, default_collect_action);
default_collect_action->next = actions;
default_collect_action->line = default_collect_line;
/* The tdump command. */
static void
-trace_dump_command (char *args, int from_tty)
+tdump_command (const char *args, int from_tty)
{
int stepping_frame = 0;
struct bp_location *loc;
- struct cleanup *old_chain;
struct command_line *actions;
/* This throws an error is not inspecting a trace frame. */
printf_filtered ("Data collected at tracepoint %d, trace frame %d:\n",
tracepoint_number, traceframe_number);
- old_chain = make_cleanup (null_cleanup, NULL);
-
/* This command only makes sense for the current frame, not the
selected frame. */
- make_cleanup_restore_current_thread ();
+ scoped_restore_current_thread restore_thread;
+
select_frame (get_current_frame ());
actions = all_tracepoint_actions_and_cleanup (loc->owner);
trace_dump_actions (actions, 0, stepping_frame, from_tty);
-
- do_cleanups (old_chain);
}
/* Encode a piece of a tracepoint's source-level definition in a form
/* This version does not do multiple encodes for long strings; it should
return an offset to the next piece to encode. FIXME */
-extern int
+int
encode_source_string (int tpnum, ULONGEST addr,
- char *srctype, const char *src, char *buf, int buf_size)
+ const char *srctype, const char *src,
+ char *buf, int buf_size)
{
if (80 + strlen (srctype) > buf_size)
error (_("Buffer too small for source encoding"));
disconnects for some reason. */
static void
-set_disconnected_tracing (char *args, int from_tty,
+set_disconnected_tracing (const char *args, int from_tty,
struct cmd_list_element *c)
{
target_set_disconnected_tracing (disconnected_tracing);
}
static void
-set_circular_trace_buffer (char *args, int from_tty,
+set_circular_trace_buffer (const char *args, int from_tty,
struct cmd_list_element *c)
{
target_set_circular_trace_buffer (circular_trace_buffer);
}
static void
-set_trace_buffer_size (char *args, int from_tty,
+set_trace_buffer_size (const char *args, int from_tty,
struct cmd_list_element *c)
{
target_set_trace_buffer_size (trace_buffer_size);
}
static void
-set_trace_user (char *args, int from_tty,
+set_trace_user (const char *args, int from_tty,
struct cmd_list_element *c)
{
int ret;
}
static void
-set_trace_notes (char *args, int from_tty,
+set_trace_notes (const char *args, int from_tty,
struct cmd_list_element *c)
{
int ret;
}
static void
-set_trace_stop_notes (char *args, int from_tty,
+set_trace_stop_notes (const char *args, int from_tty,
struct cmd_list_element *c)
{
int ret;
static void
do_restore_current_traceframe_cleanup (void *arg)
{
- struct current_traceframe_cleanup *old = arg;
+ struct current_traceframe_cleanup *old
+ = (struct current_traceframe_cleanup *) arg;
set_current_traceframe (old->traceframe_number);
}
static void
restore_current_traceframe_cleanup_dtor (void *arg)
{
- struct current_traceframe_cleanup *old = arg;
+ struct current_traceframe_cleanup *old
+ = (struct current_traceframe_cleanup *) arg;
xfree (old);
}
struct cleanup *
make_cleanup_restore_current_traceframe (void)
{
- struct current_traceframe_cleanup *old;
+ struct current_traceframe_cleanup *old =
+ XNEW (struct current_traceframe_cleanup);
- old = xmalloc (sizeof (struct current_traceframe_cleanup));
old->traceframe_number = traceframe_number;
return make_cleanup_dtor (do_restore_current_traceframe_cleanup, old,
for (utp = *utpp; utp; utp = utp->next)
if (utp->number == num && utp->addr == addr)
return utp;
- utp = (struct uploaded_tp *) xmalloc (sizeof (struct uploaded_tp));
- memset (utp, 0, sizeof (struct uploaded_tp));
+
+ utp = XCNEW (struct uploaded_tp);
utp->number = num;
utp->addr = addr;
utp->actions = NULL;
utp->cmd_strings = NULL;
utp->next = *utpp;
*utpp = utp;
+
return utp;
}
for (utsv = *utsvp; utsv; utsv = utsv->next)
if (utsv->number == num)
return utsv;
- utsv = (struct uploaded_tsv *) xmalloc (sizeof (struct uploaded_tsv));
- memset (utsv, 0, sizeof (struct uploaded_tsv));
+
+ utsv = XCNEW (struct uploaded_tsv);
utsv->number = num;
utsv->next = *utsvp;
*utsvp = utsv;
+
return utsv;
}
if (b->type == utp->type
&& t->step_count == utp->step
&& t->pass_count == utp->pass
- && cond_string_is_same (t->base.cond_string, utp->cond_string)
+ && cond_string_is_same (t->cond_string, utp->cond_string)
/* FIXME also test actions. */
)
{
if (t)
printf_filtered (_("Created tracepoint %d for "
"target's tracepoint %d at %s.\n"),
- t->base.number, utp->number,
+ t->number, utp->number,
paddress (get_current_arch (), utp->addr));
else
printf_filtered (_("Failed to create tracepoint for target's "
/* Notify 'breakpoint-modified' observer that at least one of B's
locations was changed. */
for (ix = 0; VEC_iterate (breakpoint_p, modified_tp, ix, b); ix++)
- observer_notify_breakpoint_modified (b);
+ gdb::observers::breakpoint_modified.notify (b);
VEC_free (breakpoint_p, modified_tp);
free_uploaded_tps (uploaded_tps);
create_tsv_from_upload (struct uploaded_tsv *utsv)
{
const char *namebase;
- char *buf;
+ std::string buf;
int try_num = 0;
struct trace_state_variable *tsv;
- struct cleanup *old_chain;
if (utsv->name)
{
namebase = utsv->name;
- buf = xstrprintf ("%s", namebase);
+ buf = namebase;
}
else
{
namebase = "__tsv";
- buf = xstrprintf ("%s_%d", namebase, try_num++);
+ buf = string_printf ("%s_%d", namebase, try_num++);
}
/* Fish for a name that is not in use. */
/* (should check against all internal vars?) */
- while (find_trace_state_variable (buf))
- {
- xfree (buf);
- buf = xstrprintf ("%s_%d", namebase, try_num++);
- }
-
- old_chain = make_cleanup (xfree, buf);
+ while (find_trace_state_variable (buf.c_str ()))
+ buf = string_printf ("%s_%d", namebase, try_num++);
/* We have an available name, create the variable. */
- tsv = create_trace_state_variable (buf);
+ tsv = create_trace_state_variable (buf.c_str ());
tsv->initial_value = utsv->initial_value;
tsv->builtin = utsv->builtin;
- observer_notify_tsv_created (tsv);
-
- do_cleanups (old_chain);
+ gdb::observers::tsv_created.notify (tsv);
return tsv;
}
the remote protocol and the trace file reader. */
void
-parse_trace_status (char *line, struct trace_status *ts)
+parse_trace_status (const char *line, struct trace_status *ts)
{
- char *p = line, *p1, *p2, *p3, *p_temp;
+ const char *p = line, *p1, *p2, *p3, *p_temp;
int end;
ULONGEST val;
ts->stop_reason = tracepoint_passcount;
ts->stopping_tracepoint = val;
}
- else if (strncmp (p, stop_reason_names[tstop_command], p1 - p) == 0)
+ else if (strncmp (p, stop_reason_names[trace_stop_command], p1 - p) == 0)
{
p2 = strchr (++p1, ':');
if (!p2 || p2 > p3)
}
else if (p2 != p1)
{
- ts->stop_desc = xmalloc (strlen (line));
+ ts->stop_desc = (char *) xmalloc (strlen (line));
end = hex2bin (p1, (gdb_byte *) ts->stop_desc, (p2 - p1) / 2);
ts->stop_desc[end] = '\0';
}
ts->stop_desc = xstrdup ("");
p = unpack_varlen_hex (++p2, &val);
- ts->stop_reason = tstop_command;
+ ts->stop_reason = trace_stop_command;
}
else if (strncmp (p, stop_reason_names[trace_disconnected], p1 - p) == 0)
{
p2 = strchr (++p1, ':');
if (p2 != p1)
{
- ts->stop_desc = xmalloc ((p2 - p1) / 2 + 1);
+ ts->stop_desc = (char *) xmalloc ((p2 - p1) / 2 + 1);
end = hex2bin (p1, (gdb_byte *) ts->stop_desc, (p2 - p1) / 2);
ts->stop_desc[end] = '\0';
}
else if (strncmp (p, "username", p1 - p) == 0)
{
++p1;
- ts->user_name = xmalloc (strlen (p) / 2);
+ ts->user_name = (char *) xmalloc (strlen (p) / 2);
end = hex2bin (p1, (gdb_byte *) ts->user_name, (p3 - p1) / 2);
ts->user_name[end] = '\0';
p = p3;
else if (strncmp (p, "notes", p1 - p) == 0)
{
++p1;
- ts->notes = xmalloc (strlen (p) / 2);
+ ts->notes = (char *) xmalloc (strlen (p) / 2);
end = hex2bin (p1, (gdb_byte *) ts->notes, (p3 - p1) / 2);
ts->notes[end] = '\0';
p = p3;
}
void
-parse_tracepoint_status (char *p, struct breakpoint *bp,
+parse_tracepoint_status (const char *p, struct breakpoint *bp,
struct uploaded_tp *utp)
{
ULONGEST uval;
p = unpack_varlen_hex (p, &uval);
if (tp)
- tp->base.hit_count += uval;
+ tp->hit_count += uval;
else
utp->hit_count += uval;
p = unpack_varlen_hex (p + 1, &uval);
an "uploaded tracepoint". */
void
-parse_tracepoint_definition (char *line, struct uploaded_tp **utpp)
+parse_tracepoint_definition (const char *line, struct uploaded_tp **utpp)
{
- char *p;
+ const char *p;
char piece;
ULONGEST num, addr, step, pass, orig_size, xlen, start;
int enabled, end;
enum bptype type;
- char *cond, *srctype, *buf;
+ const char *srctype;
+ char *cond, *buf;
struct uploaded_tp *utp = NULL;
p = line;
p = unpack_varlen_hex (p, &xlen);
p++; /* skip a colon */
- buf = alloca (strlen (line));
+ buf = (char *) alloca (strlen (line));
end = hex2bin (p, (gdb_byte *) buf, strlen (p) / 2);
buf[end] = '\0';
uploaded object. */
void
-parse_tsv_definition (char *line, struct uploaded_tsv **utsvp)
+parse_tsv_definition (const char *line, struct uploaded_tsv **utsvp)
{
- char *p, *buf;
+ const char *p;
+ char *buf;
ULONGEST num, initval, builtin;
int end;
struct uploaded_tsv *utsv = NULL;
- buf = alloca (strlen (line));
+ buf = (char *) alloca (strlen (line));
p = line;
p = unpack_varlen_hex (p, &num);
utsv->name = xstrdup (buf);
}
-void
-free_current_marker (void *arg)
-{
- struct static_tracepoint_marker **marker_p = arg;
-
- if (*marker_p != NULL)
- {
- release_static_tracepoint_marker (*marker_p);
- xfree (*marker_p);
- }
- else
- *marker_p = NULL;
-}
-
/* Given a line of text defining a static tracepoint marker, parse it
into a "static tracepoint marker" object. Throws an error is
parsing fails. If PP is non-null, it points to one past the end of
the parsed marker definition. */
void
-parse_static_tracepoint_marker_definition (char *line, char **pp,
- struct static_tracepoint_marker *marker)
+parse_static_tracepoint_marker_definition (const char *line, const char **pp,
+ static_tracepoint_marker *marker)
{
- char *p, *endp;
+ const char *p, *endp;
ULONGEST addr;
- int end;
p = line;
p = unpack_varlen_hex (p, &addr);
if (endp == NULL)
error (_("bad marker definition: %s"), line);
- marker->str_id = xmalloc (endp - p + 1);
- end = hex2bin (p, (gdb_byte *) marker->str_id, (endp - p + 1) / 2);
- marker->str_id[end] = '\0';
+ marker->str_id = hex2str (p, (endp - p) / 2);
- p += 2 * end;
- p++; /* skip a colon */
-
- marker->extra = xmalloc (strlen (p) + 1);
- end = hex2bin (p, (gdb_byte *) marker->extra, strlen (p) / 2);
- marker->extra[end] = '\0';
+ p = endp;
+ p++; /* skip a colon */
- if (pp)
- *pp = p;
-}
+ /* This definition may be followed by another one, separated by a comma. */
+ int hex_len;
+ endp = strchr (p, ',');
+ if (endp != nullptr)
+ hex_len = endp - p;
+ else
+ hex_len = strlen (p);
-/* Release a static tracepoint marker's contents. Note that the
- object itself isn't released here. There objects are usually on
- the stack. */
+ marker->extra = hex2str (p, hex_len / 2);
-void
-release_static_tracepoint_marker (struct static_tracepoint_marker *marker)
-{
- xfree (marker->str_id);
- marker->str_id = NULL;
+ if (pp != nullptr)
+ *pp = p + hex_len;
}
/* Print MARKER to gdb_stdout. */
static void
print_one_static_tracepoint_marker (int count,
- struct static_tracepoint_marker *marker)
+ const static_tracepoint_marker &marker)
{
- struct command_line *l;
struct symbol *sym;
char wrap_indent[80];
char extra_field_indent[80];
struct ui_out *uiout = current_uiout;
- struct cleanup *bkpt_chain;
VEC(breakpoint_p) *tracepoints;
- struct symtab_and_line sal;
-
- init_sal (&sal);
-
- sal.pc = marker->address;
+ symtab_and_line sal;
+ sal.pc = marker.address;
- tracepoints = static_tracepoints_here (marker->address);
+ tracepoints = static_tracepoints_here (marker.address);
- bkpt_chain = make_cleanup_ui_out_tuple_begin_end (uiout, "marker");
+ ui_out_emit_tuple tuple_emitter (uiout, "marker");
/* A counter field to help readability. This is not a stable
identifier! */
- ui_out_field_int (uiout, "count", count);
+ uiout->field_int ("count", count);
- ui_out_field_string (uiout, "marker-id", marker->str_id);
+ uiout->field_string ("marker-id", marker.str_id.c_str ());
- ui_out_field_fmt (uiout, "enabled", "%c",
+ uiout->field_fmt ("enabled", "%c",
!VEC_empty (breakpoint_p, tracepoints) ? 'y' : 'n');
- ui_out_spaces (uiout, 2);
+ uiout->spaces (2);
strcpy (wrap_indent, " ");
- if (gdbarch_addr_bit (marker->gdbarch) <= 32)
+ if (gdbarch_addr_bit (marker.gdbarch) <= 32)
strcat (wrap_indent, " ");
else
strcat (wrap_indent, " ");
strcpy (extra_field_indent, " ");
- ui_out_field_core_addr (uiout, "addr", marker->gdbarch, marker->address);
+ uiout->field_core_addr ("addr", marker.gdbarch, marker.address);
- sal = find_pc_line (marker->address, 0);
- sym = find_pc_sect_function (marker->address, NULL);
+ sal = find_pc_line (marker.address, 0);
+ sym = find_pc_sect_function (marker.address, NULL);
if (sym)
{
- ui_out_text (uiout, "in ");
- ui_out_field_string (uiout, "func",
+ uiout->text ("in ");
+ uiout->field_string ("func",
SYMBOL_PRINT_NAME (sym));
- ui_out_wrap_hint (uiout, wrap_indent);
- ui_out_text (uiout, " at ");
+ uiout->wrap_hint (wrap_indent);
+ uiout->text (" at ");
}
else
- ui_out_field_skip (uiout, "func");
+ uiout->field_skip ("func");
if (sal.symtab != NULL)
{
- ui_out_field_string (uiout, "file",
+ uiout->field_string ("file",
symtab_to_filename_for_display (sal.symtab));
- ui_out_text (uiout, ":");
+ uiout->text (":");
- if (ui_out_is_mi_like_p (uiout))
+ if (uiout->is_mi_like_p ())
{
const char *fullname = symtab_to_fullname (sal.symtab);
- ui_out_field_string (uiout, "fullname", fullname);
+ uiout->field_string ("fullname", fullname);
}
else
- ui_out_field_skip (uiout, "fullname");
+ uiout->field_skip ("fullname");
- ui_out_field_int (uiout, "line", sal.line);
+ uiout->field_int ("line", sal.line);
}
else
{
- ui_out_field_skip (uiout, "fullname");
- ui_out_field_skip (uiout, "line");
+ uiout->field_skip ("fullname");
+ uiout->field_skip ("line");
}
- ui_out_text (uiout, "\n");
- ui_out_text (uiout, extra_field_indent);
- ui_out_text (uiout, _("Data: \""));
- ui_out_field_string (uiout, "extra-data", marker->extra);
- ui_out_text (uiout, "\"\n");
+ uiout->text ("\n");
+ uiout->text (extra_field_indent);
+ uiout->text (_("Data: \""));
+ uiout->field_string ("extra-data", marker.extra.c_str ());
+ uiout->text ("\"\n");
if (!VEC_empty (breakpoint_p, tracepoints))
{
- struct cleanup *cleanup_chain;
int ix;
struct breakpoint *b;
- cleanup_chain = make_cleanup_ui_out_tuple_begin_end (uiout,
- "tracepoints-at");
-
- ui_out_text (uiout, extra_field_indent);
- ui_out_text (uiout, _("Probed by static tracepoints: "));
- for (ix = 0; VEC_iterate(breakpoint_p, tracepoints, ix, b); ix++)
- {
- if (ix > 0)
- ui_out_text (uiout, ", ");
- ui_out_text (uiout, "#");
- ui_out_field_int (uiout, "tracepoint-id", b->number);
- }
+ {
+ ui_out_emit_tuple tuple_emitter (uiout, "tracepoints-at");
- do_cleanups (cleanup_chain);
+ uiout->text (extra_field_indent);
+ uiout->text (_("Probed by static tracepoints: "));
+ for (ix = 0; VEC_iterate(breakpoint_p, tracepoints, ix, b); ix++)
+ {
+ if (ix > 0)
+ uiout->text (", ");
+ uiout->text ("#");
+ uiout->field_int ("tracepoint-id", b->number);
+ }
+ }
- if (ui_out_is_mi_like_p (uiout))
- ui_out_field_int (uiout, "number-of-tracepoints",
+ if (uiout->is_mi_like_p ())
+ uiout->field_int ("number-of-tracepoints",
VEC_length(breakpoint_p, tracepoints));
else
- ui_out_text (uiout, "\n");
+ uiout->text ("\n");
}
VEC_free (breakpoint_p, tracepoints);
-
- do_cleanups (bkpt_chain);
}
static void
-info_static_tracepoint_markers_command (char *arg, int from_tty)
+info_static_tracepoint_markers_command (const char *arg, int from_tty)
{
- VEC(static_tracepoint_marker_p) *markers;
- struct cleanup *old_chain;
- struct static_tracepoint_marker *marker;
struct ui_out *uiout = current_uiout;
- int i;
+ std::vector<static_tracepoint_marker> markers
+ = target_static_tracepoint_markers_by_strid (NULL);
/* We don't have to check target_can_use_agent and agent's capability on
static tracepoint here, in order to be compatible with older GDBserver.
don't work without in-process agent, so we don't bother users to type
`set agent on' when to use static tracepoint. */
- old_chain
- = make_cleanup_ui_out_table_begin_end (uiout, 5, -1,
- "StaticTracepointMarkersTable");
+ ui_out_emit_table table_emitter (uiout, 5, -1,
+ "StaticTracepointMarkersTable");
- ui_out_table_header (uiout, 7, ui_left, "counter", "Cnt");
+ uiout->table_header (7, ui_left, "counter", "Cnt");
- ui_out_table_header (uiout, 40, ui_left, "marker-id", "ID");
+ uiout->table_header (40, ui_left, "marker-id", "ID");
- ui_out_table_header (uiout, 3, ui_left, "enabled", "Enb");
+ uiout->table_header (3, ui_left, "enabled", "Enb");
if (gdbarch_addr_bit (target_gdbarch ()) <= 32)
- ui_out_table_header (uiout, 10, ui_left, "addr", "Address");
+ uiout->table_header (10, ui_left, "addr", "Address");
else
- ui_out_table_header (uiout, 18, ui_left, "addr", "Address");
- ui_out_table_header (uiout, 40, ui_noalign, "what", "What");
+ uiout->table_header (18, ui_left, "addr", "Address");
+ uiout->table_header (40, ui_noalign, "what", "What");
- ui_out_table_body (uiout);
+ uiout->table_body ();
- markers = target_static_tracepoint_markers_by_strid (NULL);
- make_cleanup (VEC_cleanup (static_tracepoint_marker_p), &markers);
-
- for (i = 0;
- VEC_iterate (static_tracepoint_marker_p,
- markers, i, marker);
- i++)
- {
- print_one_static_tracepoint_marker (i + 1, marker);
- release_static_tracepoint_marker (marker);
- }
-
- do_cleanups (old_chain);
+ for (int i = 0; i < markers.size (); i++)
+ print_one_static_tracepoint_marker (i + 1, markers[i]);
}
/* The $_sdata convenience variable is a bit special. We don't know
#if !defined(HAVE_LIBEXPAT)
-struct traceframe_info *
+struct std::unique_ptr<traceframe_info>
parse_traceframe_info (const char *tframe_info)
{
static int have_warned;
static void
traceframe_info_start_memory (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
- void *user_data, VEC(gdb_xml_value_s) *attributes)
+ void *user_data,
+ std::vector<gdb_xml_value> &attributes)
{
- struct traceframe_info *info = user_data;
- struct mem_range *r = VEC_safe_push (mem_range_s, info->memory, NULL);
+ struct traceframe_info *info = (struct traceframe_info *) user_data;
ULONGEST *start_p, *length_p;
- start_p = xml_find_attribute (attributes, "start")->value;
- length_p = xml_find_attribute (attributes, "length")->value;
+ start_p
+ = (ULONGEST *) xml_find_attribute (attributes, "start")->value.get ();
+ length_p
+ = (ULONGEST *) xml_find_attribute (attributes, "length")->value.get ();
- r->start = *start_p;
- r->length = *length_p;
+ info->memory.emplace_back (*start_p, *length_p);
}
/* Handle the start of a <tvar> element. */
traceframe_info_start_tvar (struct gdb_xml_parser *parser,
const struct gdb_xml_element *element,
void *user_data,
- VEC(gdb_xml_value_s) *attributes)
+ std::vector<gdb_xml_value> &attributes)
{
- struct traceframe_info *info = user_data;
- const char *id_attrib = xml_find_attribute (attributes, "id")->value;
+ struct traceframe_info *info = (struct traceframe_info *) user_data;
+ const char *id_attrib
+ = (const char *) xml_find_attribute (attributes, "id")->value.get ();
int id = gdb_xml_parse_ulongest (parser, id_attrib);
- VEC_safe_push (int, info->tvars, id);
-}
-
-/* Discard the constructed trace frame info (if an error occurs). */
-
-static void
-free_result (void *p)
-{
- struct traceframe_info *result = p;
-
- free_traceframe_info (result);
+ info->tvars.push_back (id);
}
/* The allowed elements and attributes for an XML memory map. */
/* Parse a traceframe-info XML document. */
-struct traceframe_info *
+traceframe_info_up
parse_traceframe_info (const char *tframe_info)
{
- struct traceframe_info *result;
- struct cleanup *back_to;
-
- result = XCNEW (struct traceframe_info);
- back_to = make_cleanup (free_result, result);
+ traceframe_info_up result (new traceframe_info);
if (gdb_xml_parse_quick (_("trace frame info"),
"traceframe-info.dtd", traceframe_info_elements,
- tframe_info, result) == 0)
- {
- /* Parsed successfully, keep the result. */
- discard_cleanups (back_to);
+ tframe_info, result.get ()) == 0)
+ return result;
- return result;
- }
-
- do_cleanups (back_to);
return NULL;
}
struct traceframe_info *
get_traceframe_info (void)
{
- if (traceframe_info == NULL)
- traceframe_info = target_traceframe_info ();
+ if (current_traceframe_info == NULL)
+ current_traceframe_info = target_traceframe_info ();
- return traceframe_info;
+ return current_traceframe_info.get ();
}
/* If the target supports the query, return in RESULT the set of
undefined. */
int
-traceframe_available_memory (VEC(mem_range_s) **result,
+traceframe_available_memory (std::vector<mem_range> *result,
CORE_ADDR memaddr, ULONGEST len)
{
struct traceframe_info *info = get_traceframe_info ();
if (info != NULL)
{
- struct mem_range *r;
- int i;
-
- *result = NULL;
+ result->clear ();
- for (i = 0; VEC_iterate (mem_range_s, info->memory, i, r); i++)
- if (mem_ranges_overlap (r->start, r->length, memaddr, len))
+ for (mem_range &r : info->memory)
+ if (mem_ranges_overlap (r.start, r.length, memaddr, len))
{
ULONGEST lo1, hi1, lo2, hi2;
- struct mem_range *nr;
lo1 = memaddr;
hi1 = memaddr + len;
- lo2 = r->start;
- hi2 = r->start + r->length;
+ lo2 = r.start;
+ hi2 = r.start + r.length;
- nr = VEC_safe_push (mem_range_s, *result, NULL);
+ CORE_ADDR start = std::max (lo1, lo2);
+ int length = std::min (hi1, hi2) - start;
- nr->start = max (lo1, lo2);
- nr->length = min (hi1, hi2) - nr->start;
+ result->emplace_back (start, length);
}
- normalize_mem_ranges (*result);
+ normalize_mem_ranges (result);
return 1;
}
traceframe_number = -1;
tracepoint_number = -1;
- add_info ("scope", scope_info,
+ add_info ("scope", info_scope_command,
_("List the variables local to a scope"));
- add_cmd ("tracepoints", class_trace, NULL,
+ add_cmd ("tracepoints", class_trace,
_("Tracing of program execution without stopping the program."),
&cmdlist);
- add_com ("tdump", class_trace, trace_dump_command,
+ add_com ("tdump", class_trace, tdump_command,
_("Print everything collected at the current tracepoint."));
c = add_com ("tvariable", class_trace, trace_variable_command,_("\
If no arguments are supplied, delete all variables."), &deletelist);
/* FIXME add a trace variable completer. */
- add_info ("tvariables", tvariables_info, _("\
+ add_info ("tvariables", info_tvariables_command, _("\
Status of trace state variables and their values.\n\
"));
List target static tracepoints markers.\n\
"));
- add_prefix_cmd ("tfind", class_trace, trace_find_command, _("\
+ add_prefix_cmd ("tfind", class_trace, tfind_command, _("\
Select a trace frame;\n\
No argument means forward by one frame; '-' means backward by one frame."),
&tfindlist, "tfind ", 1, &cmdlist);
- add_cmd ("outside", class_trace, trace_find_outside_command, _("\
+ add_cmd ("outside", class_trace, tfind_outside_command, _("\
Select a trace frame whose PC is outside the given range (exclusive).\n\
Usage: tfind outside addr1, addr2"),
&tfindlist);
- add_cmd ("range", class_trace, trace_find_range_command, _("\
+ add_cmd ("range", class_trace, tfind_range_command, _("\
Select a trace frame whose PC is in the given range (inclusive).\n\
Usage: tfind range addr1,addr2"),
&tfindlist);
- add_cmd ("line", class_trace, trace_find_line_command, _("\
+ add_cmd ("line", class_trace, tfind_line_command, _("\
Select a trace frame by source line.\n\
Argument can be a line number (with optional source file),\n\
a function name, or '*' followed by an address.\n\
Default argument is 'the next source line that was traced'."),
&tfindlist);
- add_cmd ("tracepoint", class_trace, trace_find_tracepoint_command, _("\
+ add_cmd ("tracepoint", class_trace, tfind_tracepoint_command, _("\
Select a trace frame by tracepoint number.\n\
Default is the tracepoint for the current trace frame."),
&tfindlist);
- add_cmd ("pc", class_trace, trace_find_pc_command, _("\
+ add_cmd ("pc", class_trace, tfind_pc_command, _("\
Select a trace frame by PC.\n\
Default is the current PC, or the PC of the current trace frame."),
&tfindlist);
- add_cmd ("end", class_trace, trace_find_end_command, _("\
+ add_cmd ("end", class_trace, tfind_end_command, _("\
De-select any trace frame and resume 'live' debugging."),
&tfindlist);
add_alias_cmd ("none", "end", class_trace, 0, &tfindlist);
- add_cmd ("start", class_trace, trace_find_start_command,
+ add_cmd ("start", class_trace, tfind_start_command,
_("Select the first trace frame in the trace buffer."),
&tfindlist);
- add_com ("tstatus", class_trace, trace_status_command,
+ add_com ("tstatus", class_trace, tstatus_command,
_("Display the status of the current trace data collection."));
- add_com ("tstop", class_trace, trace_stop_command, _("\
+ add_com ("tstop", class_trace, tstop_command, _("\
Stop trace data collection.\n\
Usage: tstop [ <notes> ... ]\n\
Any arguments supplied are recorded with the trace as a stop reason and\n\
reported by tstatus (if the target supports trace notes)."));
- add_com ("tstart", class_trace, trace_start_command, _("\
+ add_com ("tstart", class_trace, tstart_command, _("\
Start trace data collection.\n\
Usage: tstart [ <notes> ... ]\n\
Any arguments supplied are recorded with the trace as a note and\n\
The result of each evaluation will be discarded.\n\
Note: this command can only be used in a tracepoint \"actions\" list."));
- add_com ("actions", class_trace, trace_actions_command, _("\
+ add_com ("actions", class_trace, actions_command, _("\
Specify the actions to be taken at a tracepoint.\n\
Tracepoint actions may include collecting of specified data,\n\
single-stepping, or enabling/disabling other tracepoints,\n\