/* Process record and replay target for GDB, the GNU debugger.
- Copyright (C) 2013-2017 Free Software Foundation, Inc.
+ Copyright (C) 2013-2018 Free Software Foundation, Inc.
This file is part of GDB.
#include "event-loop.h"
#include "inf-loop.h"
#include "gdb_bfd.h"
-#include "observer.h"
+#include "observable.h"
#include "infrun.h"
#include "common/gdb_unlinker.h"
#include "common/byte-vector.h"
};
/* Record buf with core target. */
-static gdb_byte *record_full_core_regbuf = NULL;
+static detached_regcache *record_full_core_regbuf = NULL;
static struct target_section *record_full_core_start;
static struct target_section *record_full_core_end;
static struct record_full_core_buf_entry *record_full_core_buf_list = NULL;
record_full_reg_alloc (struct regcache *regcache, int regnum)
{
struct record_full_entry *rec;
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
rec = XCNEW (struct record_full_entry);
rec->type = record_full_reg;
record_full_message (struct regcache *regcache, enum gdb_signal signal)
{
int ret;
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
struct cleanup *old_cleanups
= make_cleanup (record_full_arch_list_cleanups, 0);
/* Nothing to do if the entry is flagged not_accessible. */
if (!entry->u.mem.mem_entry_not_accessible)
{
- gdb_byte *mem = (gdb_byte *) xmalloc (entry->u.mem.len);
- struct cleanup *cleanup = make_cleanup (xfree, mem);
+ gdb::byte_vector mem (entry->u.mem.len);
if (record_debug > 1)
fprintf_unfiltered (gdb_stdlog,
entry->u.mem.len);
if (record_read_memory (gdbarch,
- entry->u.mem.addr, mem, entry->u.mem.len))
+ entry->u.mem.addr, mem.data (),
+ entry->u.mem.len))
entry->u.mem.mem_entry_not_accessible = 1;
else
{
}
else
{
- memcpy (record_full_get_loc (entry), mem,
+ memcpy (record_full_get_loc (entry), mem.data (),
entry->u.mem.len);
/* We've changed memory --- check if a hardware
not doing the change at all if the watchpoint
traps. */
if (hardware_watchpoint_inserted_in_range
- (get_regcache_aspace (regcache),
+ (regcache->aspace (),
entry->u.mem.addr, entry->u.mem.len))
record_full_stop_reason = TARGET_STOPPED_BY_WATCHPOINT;
}
}
-
- do_cleanups (cleanup);
}
}
break;
record_full_core_open_1 (const char *name, int from_tty)
{
struct regcache *regcache = get_current_regcache ();
- int regnum = gdbarch_num_regs (get_regcache_arch (regcache));
+ int regnum = gdbarch_num_regs (regcache->arch ());
int i;
/* Get record_full_core_regbuf. */
target_fetch_registers (regcache, -1);
- record_full_core_regbuf = (gdb_byte *) xmalloc (MAX_REGISTER_SIZE * regnum);
+ record_full_core_regbuf = new detached_regcache (regcache->arch (), false);
+
for (i = 0; i < regnum; i ++)
- regcache_raw_collect (regcache, i,
- record_full_core_regbuf + MAX_REGISTER_SIZE * i);
+ record_full_core_regbuf->raw_supply (i, *regcache);
/* Get record_full_core_start and record_full_core_end. */
if (build_section_table (core_bfd, &record_full_core_start,
&record_full_core_end))
{
- xfree (record_full_core_regbuf);
+ delete record_full_core_regbuf;
record_full_core_regbuf = NULL;
error (_("\"%s\": Can't find sections: %s"),
bfd_get_filename (core_bfd), bfd_errmsg (bfd_get_error ()));
static void
record_full_open (const char *name, int from_tty)
{
- struct target_ops *t;
-
if (record_debug)
fprintf_unfiltered (gdb_stdlog, "Process record: record_full_open\n");
record_full_init_record_breakpoints ();
- observer_notify_record_changed (current_inferior (), 1, "full", NULL);
+ gdb::observers::record_changed.notify (current_inferior (), 1, "full", NULL);
}
/* "to_close" target method. Close the process record target. */
/* Release record_full_core_regbuf. */
if (record_full_core_regbuf)
{
- xfree (record_full_core_regbuf);
+ delete record_full_core_regbuf;
record_full_core_regbuf = NULL;
}
&& status->value.sig == GDB_SIGNAL_TRAP)
{
struct regcache *regcache;
- struct address_space *aspace;
enum target_stop_reason *stop_reason_p
= &record_full_stop_reason;
registers_changed ();
regcache = get_current_regcache ();
tmp_pc = regcache_read_pc (regcache);
- aspace = get_regcache_aspace (regcache);
+ const struct address_space *aspace = regcache->aspace ();
if (target_stopped_by_watchpoint ())
{
else
{
struct regcache *regcache = get_current_regcache ();
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
- struct address_space *aspace = get_regcache_aspace (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
+ const struct address_space *aspace = regcache->aspace ();
int continue_flag = 1;
int first_record_full_end = 1;
struct cleanup *old_cleanups
{
int i;
- for (i = 0; i < gdbarch_num_regs (get_regcache_arch (regcache)); i++)
+ for (i = 0; i < gdbarch_num_regs (regcache->arch ()); i++)
{
if (record_full_arch_list_add_reg (regcache, i))
{
query (_("Because GDB is in replay mode, changing the value "
"of a register will make the execution log unusable "
"from this point onward. Change register %s?"),
- gdbarch_register_name (get_regcache_arch (regcache),
+ gdbarch_register_name (regcache->arch (),
regno));
if (!n)
int i;
for (i = 0;
- i < gdbarch_num_regs (get_regcache_arch (regcache));
+ i < gdbarch_num_regs (regcache->arch ());
i++)
regcache_invalidate (regcache, i);
}
const gdb_byte *raw_bookmark, int from_tty)
{
const char *bookmark = (const char *) raw_bookmark;
- struct cleanup *cleanup = make_cleanup (null_cleanup, NULL);
if (record_debug)
fprintf_unfiltered (gdb_stdlog,
"record_full_goto_bookmark receives %s\n", bookmark);
+ std::string name_holder;
if (bookmark[0] == '\'' || bookmark[0] == '\"')
{
- char *copy;
-
if (bookmark[strlen (bookmark) - 1] != bookmark[0])
error (_("Unbalanced quotes: %s"), bookmark);
-
- copy = savestring (bookmark + 1, strlen (bookmark) - 2);
- make_cleanup (xfree, copy);
- bookmark = copy;
+ name_holder = std::string (bookmark + 1, strlen (bookmark) - 2);
+ bookmark = name_holder.c_str ();
}
record_goto (bookmark);
-
- do_cleanups (cleanup);
}
static enum exec_direction_kind
{
if (regno < 0)
{
- int num = gdbarch_num_regs (get_regcache_arch (regcache));
+ int num = gdbarch_num_regs (regcache->arch ());
int i;
for (i = 0; i < num; i ++)
- regcache_raw_supply (regcache, i,
- record_full_core_regbuf + MAX_REGISTER_SIZE * i);
+ regcache->raw_supply (i, *record_full_core_regbuf);
}
else
- regcache_raw_supply (regcache, regno,
- record_full_core_regbuf + MAX_REGISTER_SIZE * regno);
+ regcache->raw_supply (regno, *record_full_core_regbuf);
}
/* "to_prepare_to_store" method for prec over corefile. */
int regno)
{
if (record_full_gdb_operation_disable)
- regcache_raw_collect (regcache, regno,
- record_full_core_regbuf + MAX_REGISTER_SIZE * regno);
+ record_full_core_regbuf->raw_supply (regno, *regcache);
else
error (_("You can't do that without a process to debug."));
}
/* Get the values of regcache and gdbarch. */
regcache = get_current_regcache ();
- gdbarch = get_regcache_arch (regcache);
+ gdbarch = regcache->arch ();
/* Disable the GDB operation record. */
scoped_restore restore_operation_disable
scoped_restore restore_operation_disable
= record_full_gdb_operation_disable_set ();
struct regcache *regcache = get_current_regcache ();
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
/* Assume everything is valid: we will hit the entry,
and we will not hit the end of the recording. */
static void
cmd_record_full_start (const char *args, int from_tty)
{
- execute_command ((char *) "target record-full", from_tty);
+ execute_command ("target record-full", from_tty);
}
static void
-set_record_full_insn_max_num (char *args, int from_tty,
+set_record_full_insn_max_num (const char *args, int from_tty,
struct cmd_list_element *c)
{
if (record_full_insn_num > record_full_insn_max_num)
projects / deliverable / binutils-gdb.git / blobdiff