along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include <errno.h>
-#include <string.h>
#include "target.h"
#include "target-dcache.h"
#include "gdbcmd.h"
#include "dcache.h"
#include <signal.h>
#include "regcache.h"
-#include "gdb_assert.h"
#include "gdbcore.h"
-#include "exceptions.h"
#include "target-descriptions.h"
#include "gdbthread.h"
#include "solib.h"
#include "gdb/fileio.h"
#include "agent.h"
#include "auxv.h"
+#include "target-debug.h"
static void target_info (char *, int);
+static void generic_tls_error (void) ATTRIBUTE_NORETURN;
+
static void default_terminal_info (struct target_ops *, const char *, int);
static int default_watchpoint_addr_within_range (struct target_ops *,
static int default_region_ok_for_hw_watchpoint (struct target_ops *,
CORE_ADDR, int);
-static void default_rcmd (struct target_ops *, char *, struct ui_file *);
+static void default_rcmd (struct target_ops *, const char *, struct ui_file *);
static ptid_t default_get_ada_task_ptid (struct target_ops *self,
long lwp, long tid);
const gdb_byte *data,
CORE_ADDR memaddr, ULONGEST size);
+static struct address_space *default_thread_address_space
+ (struct target_ops *self, ptid_t ptid);
+
static void tcomplain (void) ATTRIBUTE_NORETURN;
static int return_zero (struct target_ops *);
static CORE_ADDR default_target_decr_pc_after_break (struct target_ops *ops,
struct gdbarch *gdbarch);
-#include "target-delegates.c"
-
-static void init_dummy_target (void);
-
static struct target_ops debug_target;
-static void debug_to_open (char *, int);
-
-static void debug_to_prepare_to_store (struct target_ops *self,
- struct regcache *);
-
-static void debug_to_files_info (struct target_ops *);
-
-static int debug_to_insert_breakpoint (struct target_ops *, struct gdbarch *,
- struct bp_target_info *);
-
-static int debug_to_remove_breakpoint (struct target_ops *, struct gdbarch *,
- struct bp_target_info *);
-
-static int debug_to_can_use_hw_breakpoint (struct target_ops *self,
- int, int, int);
-
-static int debug_to_insert_hw_breakpoint (struct target_ops *self,
- struct gdbarch *,
- struct bp_target_info *);
-
-static int debug_to_remove_hw_breakpoint (struct target_ops *self,
- struct gdbarch *,
- struct bp_target_info *);
-
-static int debug_to_insert_watchpoint (struct target_ops *self,
- CORE_ADDR, int, int,
- struct expression *);
-
-static int debug_to_remove_watchpoint (struct target_ops *self,
- CORE_ADDR, int, int,
- struct expression *);
-
-static int debug_to_stopped_data_address (struct target_ops *, CORE_ADDR *);
-
-static int debug_to_watchpoint_addr_within_range (struct target_ops *,
- CORE_ADDR, CORE_ADDR, int);
-
-static int debug_to_region_ok_for_hw_watchpoint (struct target_ops *self,
- CORE_ADDR, int);
-
-static int debug_to_can_accel_watchpoint_condition (struct target_ops *self,
- CORE_ADDR, int, int,
- struct expression *);
-
-static void debug_to_terminal_init (struct target_ops *self);
-
-static void debug_to_terminal_inferior (struct target_ops *self);
-
-static void debug_to_terminal_ours_for_output (struct target_ops *self);
-
-static void debug_to_terminal_save_ours (struct target_ops *self);
-
-static void debug_to_terminal_ours (struct target_ops *self);
-
-static void debug_to_load (struct target_ops *self, char *, int);
+#include "target-delegates.c"
-static int debug_to_can_run (struct target_ops *self);
+static void init_dummy_target (void);
-static void debug_to_stop (struct target_ops *self, ptid_t);
+static void update_current_target (void);
-/* Pointer to array of target architecture structures; the size of the
- array; the current index into the array; the allocated size of the
- array. */
-struct target_ops **target_structs;
-unsigned target_struct_size;
-unsigned target_struct_allocsize;
-#define DEFAULT_ALLOCSIZE 10
+/* Vector of existing target structures. */
+typedef struct target_ops *target_ops_p;
+DEF_VEC_P (target_ops_p);
+static VEC (target_ops_p) *target_structs;
/* The initial current target, so that there is always a semi-valid
current target. */
/* Non-zero if we want to see trace of target level stuff. */
static unsigned int targetdebug = 0;
+
+static void
+set_targetdebug (char *args, int from_tty, struct cmd_list_element *c)
+{
+ update_current_target ();
+}
+
static void
show_targetdebug (struct ui_file *file, int from_tty,
struct cmd_list_element *c, const char *value)
install_delegators (t);
}
+/* This is used to implement the various target commands. */
+
+static void
+open_target (char *args, int from_tty, struct cmd_list_element *command)
+{
+ struct target_ops *ops = get_cmd_context (command);
+
+ if (targetdebug)
+ fprintf_unfiltered (gdb_stdlog, "-> %s->to_open (...)\n",
+ ops->to_shortname);
+
+ ops->to_open (args, from_tty);
+
+ if (targetdebug)
+ fprintf_unfiltered (gdb_stdlog, "<- %s->to_open (%s, %d)\n",
+ ops->to_shortname, args, from_tty);
+}
+
/* Add possible target architecture T to the list and add a new
command 'target T->to_shortname'. Set COMPLETER as the command's
completer if not NULL. */
complete_target_initialization (t);
- if (!target_structs)
- {
- target_struct_allocsize = DEFAULT_ALLOCSIZE;
- target_structs = (struct target_ops **) xmalloc
- (target_struct_allocsize * sizeof (*target_structs));
- }
- if (target_struct_size >= target_struct_allocsize)
- {
- target_struct_allocsize *= 2;
- target_structs = (struct target_ops **)
- xrealloc ((char *) target_structs,
- target_struct_allocsize * sizeof (*target_structs));
- }
- target_structs[target_struct_size++] = t;
+ VEC_safe_push (target_ops_p, target_structs, t);
if (targetlist == NULL)
add_prefix_cmd ("target", class_run, target_command, _("\
information on the arguments for a particular protocol, type\n\
`help target ' followed by the protocol name."),
&targetlist, "target ", 0, &cmdlist);
- c = add_cmd (t->to_shortname, no_class, t->to_open, t->to_doc,
- &targetlist);
+ c = add_cmd (t->to_shortname, no_class, NULL, t->to_doc, &targetlist);
+ set_cmd_sfunc (c, open_target);
+ set_cmd_context (c, t);
if (completer != NULL)
set_cmd_completer (c, completer);
}
/* If we use add_alias_cmd, here, we do not get the deprecated warning,
see PR cli/15104. */
- c = add_cmd (alias, no_class, t->to_open, t->to_doc, &targetlist);
+ c = add_cmd (alias, no_class, NULL, t->to_doc, &targetlist);
+ set_cmd_sfunc (c, open_target);
+ set_cmd_context (c, t);
alt = xstrprintf ("target %s", t->to_shortname);
deprecate_cmd (c, alt);
}
void
target_kill (void)
{
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_kill ()\n");
-
current_target.to_kill (¤t_target);
}
void
-target_load (char *arg, int from_tty)
+target_load (const char *arg, int from_tty)
{
target_dcache_invalidate ();
(*current_target.to_load) (¤t_target, arg, from_tty);
(*current_target.to_terminal_inferior) (¤t_target);
}
+/* See target.h. */
+
+int
+target_supports_terminal_ours (void)
+{
+ struct target_ops *t;
+
+ for (t = current_target.beneath; t != NULL; t = t->beneath)
+ {
+ if (t->to_terminal_ours != delegate_terminal_ours
+ && t->to_terminal_ours != tdefault_terminal_ours)
+ return 1;
+ }
+
+ return 0;
+}
+
static void
tcomplain (void)
{
int
target_is_pushed (struct target_ops *t)
{
- struct target_ops **cur;
+ struct target_ops *cur;
/* Check magic number. If wrong, it probably means someone changed
the struct definition, but not all the places that initialize one. */
_("failed internal consistency check"));
}
- for (cur = &target_stack; (*cur) != NULL; cur = &(*cur)->beneath)
- if (*cur == t)
+ for (cur = target_stack; cur != NULL; cur = cur->beneath)
+ if (cur == t)
return 1;
return 0;
}
+/* Default implementation of to_get_thread_local_address. */
+
+static void
+generic_tls_error (void)
+{
+ throw_error (TLS_GENERIC_ERROR,
+ _("Cannot find thread-local variables on this target"));
+}
+
/* Using the objfile specified in OBJFILE, find the address for the
current thread's thread-local storage with offset OFFSET. */
CORE_ADDR
target_translate_tls_address (struct objfile *objfile, CORE_ADDR offset)
{
volatile CORE_ADDR addr = 0;
- struct target_ops *target;
+ struct target_ops *target = ¤t_target;
- for (target = current_target.beneath;
- target != NULL;
- target = target->beneath)
- {
- if (target->to_get_thread_local_address != NULL)
- break;
- }
-
- if (target != NULL
- && gdbarch_fetch_tls_load_module_address_p (target_gdbarch ()))
+ if (gdbarch_fetch_tls_load_module_address_p (target_gdbarch ()))
{
ptid_t ptid = inferior_ptid;
volatile struct gdb_exception ex;
struct target_section_table *
target_get_section_table (struct target_ops *target)
{
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_get_section_table ()\n");
-
return (*target->to_get_section_table) (target);
}
return NULL;
}
+
+/* Helper for the memory xfer routines. Checks the attributes of the
+ memory region of MEMADDR against the read or write being attempted.
+ If the access is permitted returns true, otherwise returns false.
+ REGION_P is an optional output parameter. If not-NULL, it is
+ filled with a pointer to the memory region of MEMADDR. REG_LEN
+ returns LEN trimmed to the end of the region. This is how much the
+ caller can continue requesting, if the access is permitted. A
+ single xfer request must not straddle memory region boundaries. */
+
+static int
+memory_xfer_check_region (gdb_byte *readbuf, const gdb_byte *writebuf,
+ ULONGEST memaddr, ULONGEST len, ULONGEST *reg_len,
+ struct mem_region **region_p)
+{
+ struct mem_region *region;
+
+ region = lookup_mem_region (memaddr);
+
+ if (region_p != NULL)
+ *region_p = region;
+
+ switch (region->attrib.mode)
+ {
+ case MEM_RO:
+ if (writebuf != NULL)
+ return 0;
+ break;
+
+ case MEM_WO:
+ if (readbuf != NULL)
+ return 0;
+ break;
+
+ case MEM_FLASH:
+ /* We only support writing to flash during "load" for now. */
+ if (writebuf != NULL)
+ error (_("Writing to flash memory forbidden in this context"));
+ break;
+
+ case MEM_NONE:
+ return 0;
+ }
+
+ /* region->hi == 0 means there's no upper bound. */
+ if (memaddr + len < region->hi || region->hi == 0)
+ *reg_len = len;
+ else
+ *reg_len = region->hi - memaddr;
+
+ return 1;
+}
+
/* Read memory from more than one valid target. A core file, for
instance, could have some of memory but delegate other bits to
the target below it. So, we must manually try all targets. */
ULONGEST len, ULONGEST *xfered_len)
{
enum target_xfer_status res;
- int reg_len;
+ ULONGEST reg_len;
struct mem_region *region;
struct inferior *inf;
}
/* Try GDB's internal data cache. */
- region = lookup_mem_region (memaddr);
- /* region->hi == 0 means there's no upper bound. */
- if (memaddr + len < region->hi || region->hi == 0)
- reg_len = len;
- else
- reg_len = region->hi - memaddr;
-
- switch (region->attrib.mode)
- {
- case MEM_RO:
- if (writebuf != NULL)
- return TARGET_XFER_E_IO;
- break;
-
- case MEM_WO:
- if (readbuf != NULL)
- return TARGET_XFER_E_IO;
- break;
- case MEM_FLASH:
- /* We only support writing to flash during "load" for now. */
- if (writebuf != NULL)
- error (_("Writing to flash memory forbidden in this context"));
- break;
-
- case MEM_NONE:
- return TARGET_XFER_E_IO;
- }
+ if (!memory_xfer_check_region (readbuf, writebuf, memaddr, len, ®_len,
+ ®ion))
+ return TARGET_XFER_E_IO;
if (!ptid_equal (inferior_ptid, null_ptid))
inf = find_inferior_pid (ptid_get_pid (inferior_ptid));
writebuf, offset, len, xfered_len);
else if (object == TARGET_OBJECT_RAW_MEMORY)
{
+ /* Skip/avoid accessing the target if the memory region
+ attributes block the access. Check this here instead of in
+ raw_memory_xfer_partial as otherwise we'd end up checking
+ this twice in the case of the memory_xfer_partial path is
+ taken; once before checking the dcache, and another in the
+ tail call to raw_memory_xfer_partial. */
+ if (!memory_xfer_check_region (readbuf, writebuf, offset, len, &len,
+ NULL))
+ return TARGET_XFER_E_IO;
+
/* Request the normal memory object from other layers. */
retval = raw_memory_xfer_partial (ops, readbuf, writebuf, offset, len,
xfered_len);
return TARGET_XFER_E_IO;
}
+/* See target/target.h. */
+
+int
+target_read_uint32 (CORE_ADDR memaddr, uint32_t *result)
+{
+ gdb_byte buf[4];
+ int r;
+
+ r = target_read_memory (memaddr, buf, sizeof buf);
+ if (r != 0)
+ return r;
+ *result = extract_unsigned_integer (buf, sizeof buf,
+ gdbarch_byte_order (target_gdbarch ()));
+ return 0;
+}
+
/* Like target_read_memory, but specify explicitly that this is a read
from the target's raw memory. That is, this read bypasses the
dcache, breakpoint shadowing, etc. */
int ix;
struct target_ops *t;
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_memory_map ()\n");
-
result = current_target.to_memory_map (¤t_target);
if (result == NULL)
return NULL;
void
target_flash_erase (ULONGEST address, LONGEST length)
{
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_flash_erase (%s, %s)\n",
- hex_string (address), phex (length, 0));
current_target.to_flash_erase (¤t_target, address, length);
}
void
target_flash_done (void)
{
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_flash_done\n");
current_target.to_flash_done (¤t_target);
}
prepare_for_detach ();
current_target.to_detach (¤t_target, args, from_tty);
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_detach (%s, %d)\n",
- args, from_tty);
}
void
-target_disconnect (char *args, int from_tty)
+target_disconnect (const char *args, int from_tty)
{
/* If we're in breakpoints-always-inserted mode or if breakpoints
are global across processes, we have to remove them before
disconnecting. */
remove_breakpoints ();
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_disconnect (%s, %d)\n",
- args, from_tty);
current_target.to_disconnect (¤t_target, args, from_tty);
}
ptid_t
target_wait (ptid_t ptid, struct target_waitstatus *status, int options)
{
- struct target_ops *t;
- ptid_t retval = (current_target.to_wait) (¤t_target, ptid,
- status, options);
-
- if (targetdebug)
- {
- char *status_string;
- char *options_string;
-
- status_string = target_waitstatus_to_string (status);
- options_string = target_options_to_string (options);
- fprintf_unfiltered (gdb_stdlog,
- "target_wait (%d, status, options={%s})"
- " = %d, %s\n",
- ptid_get_pid (ptid), options_string,
- ptid_get_pid (retval), status_string);
- xfree (status_string);
- xfree (options_string);
- }
-
- return retval;
+ return (current_target.to_wait) (¤t_target, ptid, status, options);
}
char *
target_dcache_invalidate ();
current_target.to_resume (¤t_target, ptid, step, signal);
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_resume (%d, %s, %s)\n",
- ptid_get_pid (ptid),
- step ? "step" : "continue",
- gdb_signal_to_name (signal));
registers_changed_ptid (ptid);
/* We only set the internal executing state here. The user/frontend
void
target_pass_signals (int numsigs, unsigned char *pass_signals)
{
- if (targetdebug)
- {
- int i;
-
- fprintf_unfiltered (gdb_stdlog, "target_pass_signals (%d, {",
- numsigs);
-
- for (i = 0; i < numsigs; i++)
- if (pass_signals[i])
- fprintf_unfiltered (gdb_stdlog, " %s",
- gdb_signal_to_name (i));
-
- fprintf_unfiltered (gdb_stdlog, " })\n");
- }
-
(*current_target.to_pass_signals) (¤t_target, numsigs, pass_signals);
}
void
target_program_signals (int numsigs, unsigned char *program_signals)
{
- if (targetdebug)
- {
- int i;
-
- fprintf_unfiltered (gdb_stdlog, "target_program_signals (%d, {",
- numsigs);
-
- for (i = 0; i < numsigs; i++)
- if (program_signals[i])
- fprintf_unfiltered (gdb_stdlog, " %s",
- gdb_signal_to_name (i));
-
- fprintf_unfiltered (gdb_stdlog, " })\n");
- }
-
(*current_target.to_program_signals) (¤t_target,
numsigs, program_signals);
}
int
target_follow_fork (int follow_child, int detach_fork)
{
- int retval = current_target.to_follow_fork (¤t_target,
- follow_child, detach_fork);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog,
- "target_follow_fork (%d, %d) = %d\n",
- follow_child, detach_fork, retval);
- return retval;
+ return current_target.to_follow_fork (¤t_target,
+ follow_child, detach_fork);
}
static void
target_mourn_inferior (void)
{
current_target.to_mourn_inferior (¤t_target);
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_mourn_inferior ()\n");
/* We no longer need to keep handles on any of the object files.
Make sure to release them to avoid unnecessarily locking any
const gdb_byte *pattern, ULONGEST pattern_len,
CORE_ADDR *found_addrp)
{
- int found;
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_search_memory (%s, ...)\n",
- hex_string (start_addr));
-
- found = current_target.to_search_memory (¤t_target, start_addr,
- search_space_len,
- pattern, pattern_len, found_addrp);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, " = %d\n", found);
-
- return found;
+ return current_target.to_search_memory (¤t_target, start_addr,
+ search_space_len,
+ pattern, pattern_len, found_addrp);
}
/* Look through the currently pushed targets. If none of them will
if (t->to_create_inferior != NULL)
return;
- /* Do not worry about thread_stratum targets that can not
+ /* Do not worry about targets at certain strata that can not
create inferiors. Assume they will be pushed again if
necessary, and continue to the process_stratum. */
if (t->to_stratum == thread_stratum
+ || t->to_stratum == record_stratum
|| t->to_stratum == arch_stratum)
continue;
if (auto_connect_native_target)
{
- struct target_ops **t;
+ struct target_ops *t;
int count = 0;
+ int i;
- for (t = target_structs; t < target_structs + target_struct_size;
- ++t)
+ for (i = 0; VEC_iterate (target_ops_p, target_structs, i, t); ++i)
{
- if ((*t)->to_can_run != delegate_can_run && target_can_run (*t))
+ if (t->to_can_run != delegate_can_run && target_can_run (t))
{
- runable = *t;
+ runable = t;
++count;
}
}
/* Implement the "info proc" command. */
int
-target_info_proc (char *args, enum info_proc_what what)
+target_info_proc (const char *args, enum info_proc_what what)
{
struct target_ops *t;
return target_read_stralloc (t, TARGET_OBJECT_OSDATA, type);
}
-/* Determine the current address space of thread PTID. */
-
-struct address_space *
-target_thread_address_space (ptid_t ptid)
+static struct address_space *
+default_thread_address_space (struct target_ops *self, ptid_t ptid)
{
- struct address_space *aspace;
struct inferior *inf;
- struct target_ops *t;
-
- for (t = current_target.beneath; t != NULL; t = t->beneath)
- {
- if (t->to_thread_address_space != NULL)
- {
- aspace = t->to_thread_address_space (t, ptid);
- gdb_assert (aspace);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog,
- "target_thread_address_space (%s) = %d\n",
- target_pid_to_str (ptid),
- address_space_num (aspace));
- return aspace;
- }
- }
/* Fall-back to the "main" address space of the inferior. */
inf = find_inferior_pid (ptid_get_pid (ptid));
return inf->aspace;
}
+/* Determine the current address space of thread PTID. */
+
+struct address_space *
+target_thread_address_space (ptid_t ptid)
+{
+ struct address_space *aspace;
+
+ aspace = current_target.to_thread_address_space (¤t_target, ptid);
+ gdb_assert (aspace != NULL);
+
+ return aspace;
+}
+
/* Target file operations. */
install_dummy_methods (&dummy_target);
}
\f
-static void
-debug_to_open (char *args, int from_tty)
-{
- debug_target.to_open (args, from_tty);
-
- fprintf_unfiltered (gdb_stdlog, "target_open (%s, %d)\n", args, from_tty);
-}
void
target_close (struct target_ops *targ)
int
target_thread_alive (ptid_t ptid)
{
- int retval;
-
- retval = current_target.to_thread_alive (¤t_target, ptid);
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_thread_alive (%d) = %d\n",
- ptid_get_pid (ptid), retval);
-
- return retval;
+ return current_target.to_thread_alive (¤t_target, ptid);
}
void
target_find_new_threads (void)
{
current_target.to_find_new_threads (¤t_target);
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "target_find_new_threads ()\n");
}
void
(*current_target.to_stop) (¤t_target, ptid);
}
-static void
-debug_to_post_attach (struct target_ops *self, int pid)
+/* See target/target.h. */
+
+void
+target_stop_and_wait (ptid_t ptid)
{
- debug_target.to_post_attach (&debug_target, pid);
+ struct target_waitstatus status;
+ int was_non_stop = non_stop;
+
+ non_stop = 1;
+ target_stop (ptid);
+
+ memset (&status, 0, sizeof (status));
+ target_wait (ptid, &status, 0);
- fprintf_unfiltered (gdb_stdlog, "target_post_attach (%d)\n", pid);
+ non_stop = was_non_stop;
+}
+
+/* See target/target.h. */
+
+void
+target_continue_no_signal (ptid_t ptid)
+{
+ target_resume (ptid, 0, GDB_SIGNAL_0);
}
/* Concatenate ELEM to LIST, a comma separate list, and return the
int
target_core_of_thread (ptid_t ptid)
{
- int retval = current_target.to_core_of_thread (¤t_target, ptid);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog,
- "target_core_of_thread (%d) = %d\n",
- ptid_get_pid (ptid), retval);
- return retval;
+ return current_target.to_core_of_thread (¤t_target, ptid);
}
int
int
target_verify_memory (const gdb_byte *data, CORE_ADDR memaddr, ULONGEST size)
{
- int retval = current_target.to_verify_memory (¤t_target,
- data, memaddr, size);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog,
- "target_verify_memory (%s, %s) = %d\n",
- paddress (target_gdbarch (), memaddr),
- pulongest (size),
- retval);
- return retval;
+ return current_target.to_verify_memory (¤t_target,
+ data, memaddr, size);
}
/* The documentation for this function is in its prototype declaration in
int
target_insert_mask_watchpoint (CORE_ADDR addr, CORE_ADDR mask, int rw)
{
- int ret;
-
- ret = current_target.to_insert_mask_watchpoint (¤t_target,
- addr, mask, rw);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "\
-target_insert_mask_watchpoint (%s, %s, %d) = %d\n",
- core_addr_to_string (addr),
- core_addr_to_string (mask), rw, ret);
-
- return ret;
+ return current_target.to_insert_mask_watchpoint (¤t_target,
+ addr, mask, rw);
}
/* The documentation for this function is in its prototype declaration in
int
target_remove_mask_watchpoint (CORE_ADDR addr, CORE_ADDR mask, int rw)
{
- int ret;
-
- ret = current_target.to_remove_mask_watchpoint (¤t_target,
- addr, mask, rw);
-
- if (targetdebug)
- fprintf_unfiltered (gdb_stdlog, "\
-target_remove_mask_watchpoint (%s, %s, %d) = %d\n",
- core_addr_to_string (addr),
- core_addr_to_string (mask), rw, ret);
-
- return ret;
+ return current_target.to_remove_mask_watchpoint (¤t_target,
+ addr, mask, rw);
}
/* The documentation for this function is in its prototype declaration
/* See target.h. */
void
-target_info_record (void)
-{
- struct target_ops *t;
-
- for (t = current_target.beneath; t != NULL; t = t->beneath)
- if (t->to_info_record != NULL)
- {
- t->to_info_record (t);
- return;
- }
-
- tcomplain ();
-}
-
-/* See target.h. */
-
-void
target_save_record (const char *filename)
{
current_target.to_save_record (¤t_target, filename);
struct target_ops *t;
for (t = current_target.beneath; t != NULL; t = t->beneath)
- if (t->to_delete_record != NULL)
+ if (t->to_delete_record != delegate_delete_record
+ && t->to_delete_record != tdefault_delete_record)
return 1;
return 0;
current_target.to_call_history_range (¤t_target, begin, end, flags);
}
-static void
-debug_to_prepare_to_store (struct target_ops *self, struct regcache *regcache)
-{
- debug_target.to_prepare_to_store (&debug_target, regcache);
-
- fprintf_unfiltered (gdb_stdlog, "target_prepare_to_store ()\n");
-}
-
/* See target.h. */
const struct frame_unwind *
return current_target.to_decr_pc_after_break (¤t_target, gdbarch);
}
-static void
-debug_to_files_info (struct target_ops *target)
-{
- debug_target.to_files_info (target);
-
- fprintf_unfiltered (gdb_stdlog, "target_files_info (xxx)\n");
-}
-
-static int
-debug_to_insert_breakpoint (struct target_ops *ops, struct gdbarch *gdbarch,
- struct bp_target_info *bp_tgt)
-{
- int retval;
-
- retval = debug_target.to_insert_breakpoint (&debug_target, gdbarch, bp_tgt);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_insert_breakpoint (%s, xxx) = %ld\n",
- core_addr_to_string (bp_tgt->placed_address),
- (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_remove_breakpoint (struct target_ops *ops, struct gdbarch *gdbarch,
- struct bp_target_info *bp_tgt)
-{
- int retval;
-
- retval = debug_target.to_remove_breakpoint (&debug_target, gdbarch, bp_tgt);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_remove_breakpoint (%s, xxx) = %ld\n",
- core_addr_to_string (bp_tgt->placed_address),
- (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_can_use_hw_breakpoint (struct target_ops *self,
- int type, int cnt, int from_tty)
-{
- int retval;
-
- retval = debug_target.to_can_use_hw_breakpoint (&debug_target,
- type, cnt, from_tty);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_can_use_hw_breakpoint (%ld, %ld, %ld) = %ld\n",
- (unsigned long) type,
- (unsigned long) cnt,
- (unsigned long) from_tty,
- (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_region_ok_for_hw_watchpoint (struct target_ops *self,
- CORE_ADDR addr, int len)
-{
- CORE_ADDR retval;
-
- retval = debug_target.to_region_ok_for_hw_watchpoint (&debug_target,
- addr, len);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_region_ok_for_hw_watchpoint (%s, %ld) = %s\n",
- core_addr_to_string (addr), (unsigned long) len,
- core_addr_to_string (retval));
- return retval;
-}
-
-static int
-debug_to_can_accel_watchpoint_condition (struct target_ops *self,
- CORE_ADDR addr, int len, int rw,
- struct expression *cond)
-{
- int retval;
-
- retval = debug_target.to_can_accel_watchpoint_condition (&debug_target,
- addr, len,
- rw, cond);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_can_accel_watchpoint_condition "
- "(%s, %d, %d, %s) = %ld\n",
- core_addr_to_string (addr), len, rw,
- host_address_to_string (cond), (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_stopped_by_watchpoint (struct target_ops *ops)
-{
- int retval;
-
- retval = debug_target.to_stopped_by_watchpoint (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_stopped_by_watchpoint () = %ld\n",
- (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_stopped_data_address (struct target_ops *target, CORE_ADDR *addr)
-{
- int retval;
-
- retval = debug_target.to_stopped_data_address (target, addr);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_stopped_data_address ([%s]) = %ld\n",
- core_addr_to_string (*addr),
- (unsigned long)retval);
- return retval;
-}
-
-static int
-debug_to_watchpoint_addr_within_range (struct target_ops *target,
- CORE_ADDR addr,
- CORE_ADDR start, int length)
-{
- int retval;
-
- retval = debug_target.to_watchpoint_addr_within_range (target, addr,
- start, length);
-
- fprintf_filtered (gdb_stdlog,
- "target_watchpoint_addr_within_range (%s, %s, %d) = %d\n",
- core_addr_to_string (addr), core_addr_to_string (start),
- length, retval);
- return retval;
-}
-
-static int
-debug_to_insert_hw_breakpoint (struct target_ops *self,
- struct gdbarch *gdbarch,
- struct bp_target_info *bp_tgt)
-{
- int retval;
-
- retval = debug_target.to_insert_hw_breakpoint (&debug_target,
- gdbarch, bp_tgt);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_insert_hw_breakpoint (%s, xxx) = %ld\n",
- core_addr_to_string (bp_tgt->placed_address),
- (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_remove_hw_breakpoint (struct target_ops *self,
- struct gdbarch *gdbarch,
- struct bp_target_info *bp_tgt)
-{
- int retval;
-
- retval = debug_target.to_remove_hw_breakpoint (&debug_target,
- gdbarch, bp_tgt);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_remove_hw_breakpoint (%s, xxx) = %ld\n",
- core_addr_to_string (bp_tgt->placed_address),
- (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_insert_watchpoint (struct target_ops *self,
- CORE_ADDR addr, int len, int type,
- struct expression *cond)
-{
- int retval;
-
- retval = debug_target.to_insert_watchpoint (&debug_target,
- addr, len, type, cond);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_insert_watchpoint (%s, %d, %d, %s) = %ld\n",
- core_addr_to_string (addr), len, type,
- host_address_to_string (cond), (unsigned long) retval);
- return retval;
-}
-
-static int
-debug_to_remove_watchpoint (struct target_ops *self,
- CORE_ADDR addr, int len, int type,
- struct expression *cond)
-{
- int retval;
-
- retval = debug_target.to_remove_watchpoint (&debug_target,
- addr, len, type, cond);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_remove_watchpoint (%s, %d, %d, %s) = %ld\n",
- core_addr_to_string (addr), len, type,
- host_address_to_string (cond), (unsigned long) retval);
- return retval;
-}
-
-static void
-debug_to_terminal_init (struct target_ops *self)
-{
- debug_target.to_terminal_init (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog, "target_terminal_init ()\n");
-}
-
-static void
-debug_to_terminal_inferior (struct target_ops *self)
-{
- debug_target.to_terminal_inferior (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog, "target_terminal_inferior ()\n");
-}
-
-static void
-debug_to_terminal_ours_for_output (struct target_ops *self)
-{
- debug_target.to_terminal_ours_for_output (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog, "target_terminal_ours_for_output ()\n");
-}
-
-static void
-debug_to_terminal_ours (struct target_ops *self)
-{
- debug_target.to_terminal_ours (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog, "target_terminal_ours ()\n");
-}
-
-static void
-debug_to_terminal_save_ours (struct target_ops *self)
-{
- debug_target.to_terminal_save_ours (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog, "target_terminal_save_ours ()\n");
-}
-
-static void
-debug_to_terminal_info (struct target_ops *self,
- const char *arg, int from_tty)
-{
- debug_target.to_terminal_info (&debug_target, arg, from_tty);
-
- fprintf_unfiltered (gdb_stdlog, "target_terminal_info (%s, %d)\n", arg,
- from_tty);
-}
-
-static void
-debug_to_load (struct target_ops *self, char *args, int from_tty)
-{
- debug_target.to_load (&debug_target, args, from_tty);
-
- fprintf_unfiltered (gdb_stdlog, "target_load (%s, %d)\n", args, from_tty);
-}
-
-static void
-debug_to_post_startup_inferior (struct target_ops *self, ptid_t ptid)
-{
- debug_target.to_post_startup_inferior (&debug_target, ptid);
-
- fprintf_unfiltered (gdb_stdlog, "target_post_startup_inferior (%d)\n",
- ptid_get_pid (ptid));
-}
-
-static int
-debug_to_insert_fork_catchpoint (struct target_ops *self, int pid)
-{
- int retval;
-
- retval = debug_target.to_insert_fork_catchpoint (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_insert_fork_catchpoint (%d) = %d\n",
- pid, retval);
-
- return retval;
-}
-
-static int
-debug_to_remove_fork_catchpoint (struct target_ops *self, int pid)
-{
- int retval;
-
- retval = debug_target.to_remove_fork_catchpoint (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_remove_fork_catchpoint (%d) = %d\n",
- pid, retval);
-
- return retval;
-}
-
-static int
-debug_to_insert_vfork_catchpoint (struct target_ops *self, int pid)
-{
- int retval;
-
- retval = debug_target.to_insert_vfork_catchpoint (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_insert_vfork_catchpoint (%d) = %d\n",
- pid, retval);
-
- return retval;
-}
-
-static int
-debug_to_remove_vfork_catchpoint (struct target_ops *self, int pid)
-{
- int retval;
-
- retval = debug_target.to_remove_vfork_catchpoint (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_remove_vfork_catchpoint (%d) = %d\n",
- pid, retval);
-
- return retval;
-}
-
-static int
-debug_to_insert_exec_catchpoint (struct target_ops *self, int pid)
-{
- int retval;
-
- retval = debug_target.to_insert_exec_catchpoint (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_insert_exec_catchpoint (%d) = %d\n",
- pid, retval);
-
- return retval;
-}
-
-static int
-debug_to_remove_exec_catchpoint (struct target_ops *self, int pid)
-{
- int retval;
-
- retval = debug_target.to_remove_exec_catchpoint (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_remove_exec_catchpoint (%d) = %d\n",
- pid, retval);
-
- return retval;
-}
-
-static int
-debug_to_has_exited (struct target_ops *self,
- int pid, int wait_status, int *exit_status)
-{
- int has_exited;
-
- has_exited = debug_target.to_has_exited (&debug_target,
- pid, wait_status, exit_status);
-
- fprintf_unfiltered (gdb_stdlog, "target_has_exited (%d, %d, %d) = %d\n",
- pid, wait_status, *exit_status, has_exited);
-
- return has_exited;
-}
-
-static int
-debug_to_can_run (struct target_ops *self)
-{
- int retval;
-
- retval = debug_target.to_can_run (&debug_target);
-
- fprintf_unfiltered (gdb_stdlog, "target_can_run () = %d\n", retval);
-
- return retval;
-}
-
-static struct gdbarch *
-debug_to_thread_architecture (struct target_ops *ops, ptid_t ptid)
-{
- struct gdbarch *retval;
-
- retval = debug_target.to_thread_architecture (ops, ptid);
-
- fprintf_unfiltered (gdb_stdlog,
- "target_thread_architecture (%s) = %s [%s]\n",
- target_pid_to_str (ptid),
- host_address_to_string (retval),
- gdbarch_bfd_arch_info (retval)->printable_name);
- return retval;
-}
+/* See target.h. */
-static void
-debug_to_stop (struct target_ops *self, ptid_t ptid)
+void
+target_prepare_to_generate_core (void)
{
- debug_target.to_stop (&debug_target, ptid);
-
- fprintf_unfiltered (gdb_stdlog, "target_stop (%s)\n",
- target_pid_to_str (ptid));
+ current_target.to_prepare_to_generate_core (¤t_target);
}
-static void
-debug_to_rcmd (struct target_ops *self, char *command,
- struct ui_file *outbuf)
-{
- debug_target.to_rcmd (&debug_target, command, outbuf);
- fprintf_unfiltered (gdb_stdlog, "target_rcmd (%s, ...)\n", command);
-}
+/* See target.h. */
-static char *
-debug_to_pid_to_exec_file (struct target_ops *self, int pid)
+void
+target_done_generating_core (void)
{
- char *exec_file;
-
- exec_file = debug_target.to_pid_to_exec_file (&debug_target, pid);
-
- fprintf_unfiltered (gdb_stdlog, "target_pid_to_exec_file (%d) = %s\n",
- pid, exec_file);
-
- return exec_file;
+ current_target.to_done_generating_core (¤t_target);
}
static void
{
memcpy (&debug_target, ¤t_target, sizeof debug_target);
- current_target.to_open = debug_to_open;
- current_target.to_post_attach = debug_to_post_attach;
- current_target.to_prepare_to_store = debug_to_prepare_to_store;
- current_target.to_files_info = debug_to_files_info;
- current_target.to_insert_breakpoint = debug_to_insert_breakpoint;
- current_target.to_remove_breakpoint = debug_to_remove_breakpoint;
- current_target.to_can_use_hw_breakpoint = debug_to_can_use_hw_breakpoint;
- current_target.to_insert_hw_breakpoint = debug_to_insert_hw_breakpoint;
- current_target.to_remove_hw_breakpoint = debug_to_remove_hw_breakpoint;
- current_target.to_insert_watchpoint = debug_to_insert_watchpoint;
- current_target.to_remove_watchpoint = debug_to_remove_watchpoint;
- current_target.to_stopped_by_watchpoint = debug_to_stopped_by_watchpoint;
- current_target.to_stopped_data_address = debug_to_stopped_data_address;
- current_target.to_watchpoint_addr_within_range
- = debug_to_watchpoint_addr_within_range;
- current_target.to_region_ok_for_hw_watchpoint
- = debug_to_region_ok_for_hw_watchpoint;
- current_target.to_can_accel_watchpoint_condition
- = debug_to_can_accel_watchpoint_condition;
- current_target.to_terminal_init = debug_to_terminal_init;
- current_target.to_terminal_inferior = debug_to_terminal_inferior;
- current_target.to_terminal_ours_for_output
- = debug_to_terminal_ours_for_output;
- current_target.to_terminal_ours = debug_to_terminal_ours;
- current_target.to_terminal_save_ours = debug_to_terminal_save_ours;
- current_target.to_terminal_info = debug_to_terminal_info;
- current_target.to_load = debug_to_load;
- current_target.to_post_startup_inferior = debug_to_post_startup_inferior;
- current_target.to_insert_fork_catchpoint = debug_to_insert_fork_catchpoint;
- current_target.to_remove_fork_catchpoint = debug_to_remove_fork_catchpoint;
- current_target.to_insert_vfork_catchpoint = debug_to_insert_vfork_catchpoint;
- current_target.to_remove_vfork_catchpoint = debug_to_remove_vfork_catchpoint;
- current_target.to_insert_exec_catchpoint = debug_to_insert_exec_catchpoint;
- current_target.to_remove_exec_catchpoint = debug_to_remove_exec_catchpoint;
- current_target.to_has_exited = debug_to_has_exited;
- current_target.to_can_run = debug_to_can_run;
- current_target.to_stop = debug_to_stop;
- current_target.to_rcmd = debug_to_rcmd;
- current_target.to_pid_to_exec_file = debug_to_pid_to_exec_file;
- current_target.to_thread_architecture = debug_to_thread_architecture;
+ init_debug_target (¤t_target);
}
\f
core-file, and process, if any), as well as the symbol file name.";
static void
-default_rcmd (struct target_ops *self, char *command, struct ui_file *output)
+default_rcmd (struct target_ops *self, const char *command,
+ struct ui_file *output)
{
error (_("\"monitor\" command not supported by this target."));
}
Set target debugging."), _("\
Show target debugging."), _("\
When non-zero, target debugging is enabled. Higher numbers are more\n\
-verbose. Changes do not take effect until the next \"run\" or \"target\"\n\
-command."),
- NULL,
+verbose."),
+ set_targetdebug,
show_targetdebug,
&setdebuglist, &showdebuglist);