/* Possible future objects: TARGET_OBJECT_FILE, ... */
};
-/* Possible error codes returned by target_xfer_partial, etc. */
+/* Possible values returned by target_xfer_partial, etc. */
-enum target_xfer_error
+enum target_xfer_status
{
+ /* Some bytes are transferred. */
+ TARGET_XFER_OK = 1,
+
+ /* No further transfer is possible. */
+ TARGET_XFER_EOF = 0,
+
/* Generic I/O error. Note that it's important that this is '-1',
as we still have target_xfer-related code returning hardcoded
'-1' on error. */
/* Keep list in sync with target_xfer_error_to_string. */
};
+#define TARGET_XFER_STATUS_ERROR_P(STATUS) ((STATUS) < TARGET_XFER_EOF)
+
/* Return the string form of ERR. */
-extern const char *target_xfer_error_to_string (enum target_xfer_error err);
+extern const char *target_xfer_status_to_string (enum target_xfer_status err);
/* Enumeration of the kinds of traceframe searches that a target may
be able to perform. */
typedef struct static_tracepoint_marker *static_tracepoint_marker_p;
DEF_VEC_P(static_tracepoint_marker_p);
-typedef LONGEST
+typedef enum target_xfer_status
target_xfer_partial_ftype (struct target_ops *ops,
enum target_object object,
const char *annex,
gdb_byte *readbuf,
const gdb_byte *writebuf,
ULONGEST offset,
- ULONGEST len);
+ ULONGEST len,
+ ULONGEST *xfered_len);
/* Request that OPS transfer up to LEN 8-bit bytes of the target's
OBJECT. The OFFSET, for a seekable object, specifies the
typedef void async_callback_ftype (enum inferior_event_type event_type,
void *context);
+/* These defines are used to mark target_ops methods. The script
+ make-target-delegates scans these and auto-generates the base
+ method implementations. There are four macros that can be used:
+
+ 1. TARGET_DEFAULT_IGNORE. There is no argument. The base method
+ does nothing. This is only valid if the method return type is
+ 'void'.
+
+ 2. TARGET_DEFAULT_NORETURN. The argument is a function call, like
+ 'tcomplain ()'. The base method simply makes this call, which is
+ assumed not to return.
+
+ 3. TARGET_DEFAULT_RETURN. The argument is a C expression. The
+ base method returns this expression's value.
+
+ 4. TARGET_DEFAULT_FUNC. The argument is the name of a function.
+ make-target-delegates does not generate a base method in this case,
+ but instead uses the argument function as the base method. */
+
+#define TARGET_DEFAULT_IGNORE()
+#define TARGET_DEFAULT_NORETURN(ARG)
+#define TARGET_DEFAULT_RETURN(ARG)
+#define TARGET_DEFAULT_FUNC(ARG)
+
struct target_ops
{
struct target_ops *beneath; /* To the target under this one. */
New re-entrant targets provide "to_xclose" and that is expected
to xfree everything (including the "struct target_ops"). */
void (*to_xclose) (struct target_ops *targ);
- void (*to_close) (void);
+ void (*to_close) (struct target_ops *);
void (*to_attach) (struct target_ops *ops, char *, int);
- void (*to_post_attach) (int);
+ void (*to_post_attach) (struct target_ops *, int);
void (*to_detach) (struct target_ops *ops, const char *, int);
void (*to_disconnect) (struct target_ops *, char *, int);
- void (*to_resume) (struct target_ops *, ptid_t, int, enum gdb_signal);
+ void (*to_resume) (struct target_ops *, ptid_t, int, enum gdb_signal)
+ TARGET_DEFAULT_NORETURN (noprocess ());
ptid_t (*to_wait) (struct target_ops *,
- ptid_t, struct target_waitstatus *, int);
+ ptid_t, struct target_waitstatus *, int)
+ TARGET_DEFAULT_NORETURN (noprocess ());
void (*to_fetch_registers) (struct target_ops *, struct regcache *, int);
- void (*to_store_registers) (struct target_ops *, struct regcache *, int);
+ void (*to_store_registers) (struct target_ops *, struct regcache *, int)
+ TARGET_DEFAULT_NORETURN (noprocess ());
void (*to_prepare_to_store) (struct target_ops *, struct regcache *);
/* Transfer LEN bytes of memory between GDB address MYADDR and
struct target_ops *target);
void (*to_files_info) (struct target_ops *);
- int (*to_insert_breakpoint) (struct gdbarch *, struct bp_target_info *);
- int (*to_remove_breakpoint) (struct gdbarch *, struct bp_target_info *);
- int (*to_can_use_hw_breakpoint) (int, int, int);
+ int (*to_insert_breakpoint) (struct target_ops *, struct gdbarch *,
+ struct bp_target_info *)
+ TARGET_DEFAULT_FUNC (memory_insert_breakpoint);
+ int (*to_remove_breakpoint) (struct target_ops *, struct gdbarch *,
+ struct bp_target_info *)
+ TARGET_DEFAULT_FUNC (memory_remove_breakpoint);
+ int (*to_can_use_hw_breakpoint) (struct target_ops *, int, int, int);
int (*to_ranged_break_num_registers) (struct target_ops *);
- int (*to_insert_hw_breakpoint) (struct gdbarch *, struct bp_target_info *);
- int (*to_remove_hw_breakpoint) (struct gdbarch *, struct bp_target_info *);
+ int (*to_insert_hw_breakpoint) (struct target_ops *,
+ struct gdbarch *, struct bp_target_info *);
+ int (*to_remove_hw_breakpoint) (struct target_ops *,
+ struct gdbarch *, struct bp_target_info *);
/* Documentation of what the two routines below are expected to do is
provided with the corresponding target_* macros. */
- int (*to_remove_watchpoint) (CORE_ADDR, int, int, struct expression *);
- int (*to_insert_watchpoint) (CORE_ADDR, int, int, struct expression *);
+ int (*to_remove_watchpoint) (struct target_ops *,
+ CORE_ADDR, int, int, struct expression *);
+ int (*to_insert_watchpoint) (struct target_ops *,
+ CORE_ADDR, int, int, struct expression *);
int (*to_insert_mask_watchpoint) (struct target_ops *,
CORE_ADDR, CORE_ADDR, int);
int (*to_remove_mask_watchpoint) (struct target_ops *,
CORE_ADDR, CORE_ADDR, int);
- int (*to_stopped_by_watchpoint) (void);
+ int (*to_stopped_by_watchpoint) (struct target_ops *)
+ TARGET_DEFAULT_RETURN (0);
int to_have_steppable_watchpoint;
int to_have_continuable_watchpoint;
- int (*to_stopped_data_address) (struct target_ops *, CORE_ADDR *);
+ int (*to_stopped_data_address) (struct target_ops *, CORE_ADDR *)
+ TARGET_DEFAULT_RETURN (0);
int (*to_watchpoint_addr_within_range) (struct target_ops *,
CORE_ADDR, CORE_ADDR, int);
/* Documentation of this routine is provided with the corresponding
target_* macro. */
- int (*to_region_ok_for_hw_watchpoint) (CORE_ADDR, int);
+ int (*to_region_ok_for_hw_watchpoint) (struct target_ops *,
+ CORE_ADDR, int);
- int (*to_can_accel_watchpoint_condition) (CORE_ADDR, int, int,
+ int (*to_can_accel_watchpoint_condition) (struct target_ops *,
+ CORE_ADDR, int, int,
struct expression *);
int (*to_masked_watch_num_registers) (struct target_ops *,
CORE_ADDR, CORE_ADDR);
- void (*to_terminal_init) (void);
- void (*to_terminal_inferior) (void);
- void (*to_terminal_ours_for_output) (void);
- void (*to_terminal_ours) (void);
- void (*to_terminal_save_ours) (void);
- void (*to_terminal_info) (const char *, int);
+ void (*to_terminal_init) (struct target_ops *);
+ void (*to_terminal_inferior) (struct target_ops *);
+ void (*to_terminal_ours_for_output) (struct target_ops *);
+ void (*to_terminal_ours) (struct target_ops *);
+ void (*to_terminal_save_ours) (struct target_ops *);
+ void (*to_terminal_info) (struct target_ops *, const char *, int);
void (*to_kill) (struct target_ops *);
- void (*to_load) (char *, int);
+ void (*to_load) (struct target_ops *, char *, int);
void (*to_create_inferior) (struct target_ops *,
char *, char *, char **, int);
- void (*to_post_startup_inferior) (ptid_t);
- int (*to_insert_fork_catchpoint) (int);
- int (*to_remove_fork_catchpoint) (int);
- int (*to_insert_vfork_catchpoint) (int);
- int (*to_remove_vfork_catchpoint) (int);
+ void (*to_post_startup_inferior) (struct target_ops *, ptid_t);
+ int (*to_insert_fork_catchpoint) (struct target_ops *, int);
+ int (*to_remove_fork_catchpoint) (struct target_ops *, int);
+ int (*to_insert_vfork_catchpoint) (struct target_ops *, int);
+ int (*to_remove_vfork_catchpoint) (struct target_ops *, int);
int (*to_follow_fork) (struct target_ops *, int, int);
- int (*to_insert_exec_catchpoint) (int);
- int (*to_remove_exec_catchpoint) (int);
- int (*to_set_syscall_catchpoint) (int, int, int, int, int *);
- int (*to_has_exited) (int, int, int *);
+ int (*to_insert_exec_catchpoint) (struct target_ops *, int);
+ int (*to_remove_exec_catchpoint) (struct target_ops *, int);
+ int (*to_set_syscall_catchpoint) (struct target_ops *,
+ int, int, int, int, int *);
+ int (*to_has_exited) (struct target_ops *, int, int, int *);
void (*to_mourn_inferior) (struct target_ops *);
- int (*to_can_run) (void);
+ int (*to_can_run) (struct target_ops *);
/* Documentation of this routine is provided with the corresponding
target_* macro. */
- void (*to_pass_signals) (int, unsigned char *);
+ void (*to_pass_signals) (struct target_ops *, int, unsigned char *);
/* Documentation of this routine is provided with the
corresponding target_* function. */
- void (*to_program_signals) (int, unsigned char *);
+ void (*to_program_signals) (struct target_ops *, int, unsigned char *);
int (*to_thread_alive) (struct target_ops *, ptid_t ptid);
void (*to_find_new_threads) (struct target_ops *);
char *(*to_pid_to_str) (struct target_ops *, ptid_t);
- char *(*to_extra_thread_info) (struct thread_info *);
- char *(*to_thread_name) (struct thread_info *);
- void (*to_stop) (ptid_t);
- void (*to_rcmd) (char *command, struct ui_file *output);
- char *(*to_pid_to_exec_file) (int pid);
- void (*to_log_command) (const char *);
+ char *(*to_extra_thread_info) (struct target_ops *, struct thread_info *);
+ char *(*to_thread_name) (struct target_ops *, struct thread_info *);
+ void (*to_stop) (struct target_ops *, ptid_t);
+ void (*to_rcmd) (struct target_ops *,
+ char *command, struct ui_file *output);
+ char *(*to_pid_to_exec_file) (struct target_ops *, int pid);
+ void (*to_log_command) (struct target_ops *, const char *);
struct target_section_table *(*to_get_section_table) (struct target_ops *);
enum strata to_stratum;
int (*to_has_all_memory) (struct target_ops *);
int to_has_thread_control; /* control thread execution */
int to_attach_no_wait;
/* ASYNC target controls */
- int (*to_can_async_p) (void);
- int (*to_is_async_p) (void);
- void (*to_async) (async_callback_ftype *, void *);
- int (*to_supports_non_stop) (void);
+ int (*to_can_async_p) (struct target_ops *)
+ TARGET_DEFAULT_FUNC (find_default_can_async_p);
+ int (*to_is_async_p) (struct target_ops *)
+ TARGET_DEFAULT_FUNC (find_default_is_async_p);
+ void (*to_async) (struct target_ops *, async_callback_ftype *, void *)
+ TARGET_DEFAULT_NORETURN (tcomplain ());
+ int (*to_supports_non_stop) (struct target_ops *);
/* find_memory_regions support method for gcore */
- int (*to_find_memory_regions) (find_memory_region_ftype func, void *data);
+ int (*to_find_memory_regions) (struct target_ops *,
+ find_memory_region_ftype func, void *data);
/* make_corefile_notes support method for gcore */
- char * (*to_make_corefile_notes) (bfd *, int *);
+ char * (*to_make_corefile_notes) (struct target_ops *, bfd *, int *);
/* get_bookmark support method for bookmarks */
- gdb_byte * (*to_get_bookmark) (char *, int);
+ gdb_byte * (*to_get_bookmark) (struct target_ops *, char *, int);
/* goto_bookmark support method for bookmarks */
- void (*to_goto_bookmark) (gdb_byte *, int);
+ void (*to_goto_bookmark) (struct target_ops *, gdb_byte *, int);
/* Return the thread-local address at OFFSET in the
thread-local storage for the thread PTID and the shared library
or executable file given by OBJFILE. If that block of
starting point. The ANNEX can be used to provide additional
data-specific information to the target.
- Return the number of bytes actually transfered, zero when no
- further transfer is possible, and a negative error code (really
- an 'enum target_xfer_error' value) when the transfer is not
- supported. Return of a positive value smaller than LEN does
- not indicate the end of the object, only the end of the
- transfer; higher level code should continue transferring if
- desired. This is handled in target.c.
+ Return the transferred status, error or OK (an
+ 'enum target_xfer_status' value). Save the number of bytes
+ actually transferred in *XFERED_LEN if transfer is successful
+ (TARGET_XFER_OK) or the number unavailable bytes if the requested
+ data is unavailable (TARGET_XFER_E_UNAVAILABLE). *XFERED_LEN
+ smaller than LEN does not indicate the end of the object, only
+ the end of the transfer; higher level code should continue
+ transferring if desired. This is handled in target.c.
The interface does not support a "retry" mechanism. Instead it
assumes that at least one byte will be transfered on each
See target_read and target_write for more information. One,
and only one, of readbuf or writebuf must be non-NULL. */
- LONGEST (*to_xfer_partial) (struct target_ops *ops,
- enum target_object object, const char *annex,
- gdb_byte *readbuf, const gdb_byte *writebuf,
- ULONGEST offset, ULONGEST len);
+ enum target_xfer_status (*to_xfer_partial) (struct target_ops *ops,
+ enum target_object object,
+ const char *annex,
+ gdb_byte *readbuf,
+ const gdb_byte *writebuf,
+ ULONGEST offset, ULONGEST len,
+ ULONGEST *xfered_len)
+ TARGET_DEFAULT_RETURN (TARGET_XFER_E_IO);
/* Returns the memory map for the target. A return value of NULL
means that no memory map is available. If a memory address
based on LWP and THREAD. These values are extracted from the
task Private_Data section of the Ada Task Control Block, and
their interpretation depends on the target. */
- ptid_t (*to_get_ada_task_ptid) (long lwp, long thread);
+ ptid_t (*to_get_ada_task_ptid) (struct target_ops *,
+ long lwp, long thread);
/* Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
Return 0 if *READPTR is already at the end of the buffer.
CORE_ADDR *found_addrp);
/* Can target execute in reverse? */
- int (*to_can_execute_reverse) (void);
+ int (*to_can_execute_reverse) (struct target_ops *);
/* The direction the target is currently executing. Must be
implemented on targets that support reverse execution and async
mode. The default simply returns forward execution. */
- enum exec_direction_kind (*to_execution_direction) (void);
+ enum exec_direction_kind (*to_execution_direction) (struct target_ops *);
/* Does this target support debugging multiple processes
simultaneously? */
- int (*to_supports_multi_process) (void);
+ int (*to_supports_multi_process) (struct target_ops *);
/* Does this target support enabling and disabling tracepoints while a trace
experiment is running? */
- int (*to_supports_enable_disable_tracepoint) (void);
+ int (*to_supports_enable_disable_tracepoint) (struct target_ops *);
/* Does this target support disabling address space randomization? */
- int (*to_supports_disable_randomization) (void);
+ int (*to_supports_disable_randomization) (struct target_ops *);
/* Does this target support the tracenz bytecode for string collection? */
- int (*to_supports_string_tracing) (void);
+ int (*to_supports_string_tracing) (struct target_ops *);
/* Does this target support evaluation of breakpoint conditions on its
end? */
- int (*to_supports_evaluation_of_breakpoint_conditions) (void);
+ int (*to_supports_evaluation_of_breakpoint_conditions) (struct target_ops *);
/* Does this target support evaluation of breakpoint commands on its
end? */
- int (*to_can_run_breakpoint_commands) (void);
+ int (*to_can_run_breakpoint_commands) (struct target_ops *);
/* Determine current architecture of thread PTID.
/* Open FILENAME on the target, using FLAGS and MODE. Return a
target file descriptor, or -1 if an error occurs (and set
*TARGET_ERRNO). */
- int (*to_fileio_open) (const char *filename, int flags, int mode,
+ int (*to_fileio_open) (struct target_ops *,
+ const char *filename, int flags, int mode,
int *target_errno);
/* Write up to LEN bytes from WRITE_BUF to FD on the target.
Return the number of bytes written, or -1 if an error occurs
(and set *TARGET_ERRNO). */
- int (*to_fileio_pwrite) (int fd, const gdb_byte *write_buf, int len,
+ int (*to_fileio_pwrite) (struct target_ops *,
+ int fd, const gdb_byte *write_buf, int len,
ULONGEST offset, int *target_errno);
/* Read up to LEN bytes FD on the target into READ_BUF.
Return the number of bytes read, or -1 if an error occurs
(and set *TARGET_ERRNO). */
- int (*to_fileio_pread) (int fd, gdb_byte *read_buf, int len,
+ int (*to_fileio_pread) (struct target_ops *,
+ int fd, gdb_byte *read_buf, int len,
ULONGEST offset, int *target_errno);
/* Close FD on the target. Return 0, or -1 if an error occurs
(and set *TARGET_ERRNO). */
- int (*to_fileio_close) (int fd, int *target_errno);
+ int (*to_fileio_close) (struct target_ops *, int fd, int *target_errno);
/* Unlink FILENAME on the target. Return 0, or -1 if an error
occurs (and set *TARGET_ERRNO). */
- int (*to_fileio_unlink) (const char *filename, int *target_errno);
+ int (*to_fileio_unlink) (struct target_ops *,
+ const char *filename, int *target_errno);
/* Read value of symbolic link FILENAME on the target. Return a
null-terminated string allocated via xmalloc, or NULL if an error
occurs (and set *TARGET_ERRNO). */
- char *(*to_fileio_readlink) (const char *filename, int *target_errno);
+ char *(*to_fileio_readlink) (struct target_ops *,
+ const char *filename, int *target_errno);
/* Implement the "info proc" command. */
/* Tracepoint-related operations. */
/* Prepare the target for a tracing run. */
- void (*to_trace_init) (void);
+ void (*to_trace_init) (struct target_ops *);
/* Send full details of a tracepoint location to the target. */
void (*to_download_tracepoint) (struct bp_location *location);
int (*to_can_use_agent) (void);
/* Check whether the target supports branch tracing. */
- int (*to_supports_btrace) (void);
+ int (*to_supports_btrace) (struct target_ops *)
+ TARGET_DEFAULT_RETURN (0);
/* Enable branch tracing for PTID and allocate a branch trace target
information struct for reading and for disabling branch trace. */
be attempting to talk to a remote target. */
void (*to_teardown_btrace) (struct btrace_target_info *tinfo);
- /* Read branch trace data. */
- VEC (btrace_block_s) *(*to_read_btrace) (struct btrace_target_info *,
- enum btrace_read_type);
+ /* Read branch trace data for the thread indicated by BTINFO into DATA.
+ DATA is cleared before new trace is added.
+ The branch trace will start with the most recent block and continue
+ towards older blocks. */
+ enum btrace_error (*to_read_btrace) (VEC (btrace_block_s) **data,
+ struct btrace_target_info *btinfo,
+ enum btrace_read_type type);
/* Stop trace recording. */
void (*to_stop_recording) (void);
non-empty annex. */
int (*to_augmented_libraries_svr4_read) (void);
+ /* Those unwinders are tried before any other arch unwinders. Use NULL if
+ it is not used. */
+ const struct frame_unwind *to_get_unwinder;
+ const struct frame_unwind *to_get_tailcall_unwinder;
+
+ /* Return the number of bytes by which the PC needs to be decremented
+ after executing a breakpoint instruction.
+ Defaults to gdbarch_decr_pc_after_break (GDBARCH). */
+ CORE_ADDR (*to_decr_pc_after_break) (struct target_ops *ops,
+ struct gdbarch *gdbarch);
+
int to_magic;
/* Need sub-structure for target machine related rather than comm related?
*/
This operation provides a target-specific hook that allows the
necessary bookkeeping to be performed after an attach completes. */
#define target_post_attach(pid) \
- (*current_target.to_post_attach) (pid)
+ (*current_target.to_post_attach) (¤t_target, pid)
/* Takes a program previously attached to and detaches it.
The program may resume execution (some targets do, some don't) and will
simultaneously. */
#define target_supports_multi_process() \
- (*current_target.to_supports_multi_process) ()
+ (*current_target.to_supports_multi_process) (¤t_target)
/* Returns true if this target can disable address space randomization. */
while a trace experiment is running. */
#define target_supports_enable_disable_tracepoint() \
- (*current_target.to_supports_enable_disable_tracepoint) ()
+ (*current_target.to_supports_enable_disable_tracepoint) (¤t_target)
#define target_supports_string_tracing() \
- (*current_target.to_supports_string_tracing) ()
+ (*current_target.to_supports_string_tracing) (¤t_target)
/* Returns true if this target can handle breakpoint conditions
on its end. */
#define target_supports_evaluation_of_breakpoint_conditions() \
- (*current_target.to_supports_evaluation_of_breakpoint_conditions) ()
+ (*current_target.to_supports_evaluation_of_breakpoint_conditions) (¤t_target)
/* Returns true if this target can handle breakpoint commands
on its end. */
#define target_can_run_breakpoint_commands() \
- (*current_target.to_can_run_breakpoint_commands) ()
+ (*current_target.to_can_run_breakpoint_commands) (¤t_target)
extern int target_read_string (CORE_ADDR, char **, int, int *);
before we actually run the inferior. */
#define target_terminal_init() \
- (*current_target.to_terminal_init) ()
+ (*current_target.to_terminal_init) (¤t_target)
/* Put the inferior's terminal settings into effect.
This is preparation for starting or resuming the inferior. */
should be called to get back to a normal state of affairs. */
#define target_terminal_ours_for_output() \
- (*current_target.to_terminal_ours_for_output) ()
+ (*current_target.to_terminal_ours_for_output) (¤t_target)
/* Put our terminal settings into effect.
First record the inferior's terminal settings
so they can be restored properly later. */
#define target_terminal_ours() \
- (*current_target.to_terminal_ours) ()
+ (*current_target.to_terminal_ours) (¤t_target)
/* Save our terminal settings.
This is called from TUI after entering or leaving the curses
to take this change into account. */
#define target_terminal_save_ours() \
- (*current_target.to_terminal_save_ours) ()
+ (*current_target.to_terminal_save_ours) (¤t_target)
/* Print useful information about our terminal status, if such a thing
exists. */
#define target_terminal_info(arg, from_tty) \
- (*current_target.to_terminal_info) (arg, from_tty)
+ (*current_target.to_terminal_info) (¤t_target, arg, from_tty)
/* Kill the inferior process. Make it go away. */
Such targets will supply an appropriate definition for this function. */
#define target_post_startup_inferior(ptid) \
- (*current_target.to_post_startup_inferior) (ptid)
+ (*current_target.to_post_startup_inferior) (¤t_target, ptid)
/* On some targets, we can catch an inferior fork or vfork event when
it occurs. These functions insert/remove an already-created
catchpoint type is not supported and -1 for failure. */
#define target_insert_fork_catchpoint(pid) \
- (*current_target.to_insert_fork_catchpoint) (pid)
+ (*current_target.to_insert_fork_catchpoint) (¤t_target, pid)
#define target_remove_fork_catchpoint(pid) \
- (*current_target.to_remove_fork_catchpoint) (pid)
+ (*current_target.to_remove_fork_catchpoint) (¤t_target, pid)
#define target_insert_vfork_catchpoint(pid) \
- (*current_target.to_insert_vfork_catchpoint) (pid)
+ (*current_target.to_insert_vfork_catchpoint) (¤t_target, pid)
#define target_remove_vfork_catchpoint(pid) \
- (*current_target.to_remove_vfork_catchpoint) (pid)
+ (*current_target.to_remove_vfork_catchpoint) (¤t_target, pid)
/* If the inferior forks or vforks, this function will be called at
the next resume in order to perform any bookkeeping and fiddling
catchpoint type is not supported and -1 for failure. */
#define target_insert_exec_catchpoint(pid) \
- (*current_target.to_insert_exec_catchpoint) (pid)
+ (*current_target.to_insert_exec_catchpoint) (¤t_target, pid)
#define target_remove_exec_catchpoint(pid) \
- (*current_target.to_remove_exec_catchpoint) (pid)
+ (*current_target.to_remove_exec_catchpoint) (¤t_target, pid)
/* Syscall catch.
for failure. */
#define target_set_syscall_catchpoint(pid, needed, any_count, table_size, table) \
- (*current_target.to_set_syscall_catchpoint) (pid, needed, any_count, \
+ (*current_target.to_set_syscall_catchpoint) (¤t_target, \
+ pid, needed, any_count, \
table_size, table)
/* Returns TRUE if PID has exited. And, also sets EXIT_STATUS to the
exit code of PID, if any. */
#define target_has_exited(pid,wait_status,exit_status) \
- (*current_target.to_has_exited) (pid,wait_status,exit_status)
+ (*current_target.to_has_exited) (¤t_target, \
+ pid,wait_status,exit_status)
/* The debugger has completed a blocking wait() call. There is now
some process event that must be processed. This function should
/* Does target have enough data to do a run or attach command? */
#define target_can_run(t) \
- ((t)->to_can_run) ()
+ ((t)->to_can_run) (t)
/* Set list of signals to be handled in the target.
placed in OUTBUF. */
#define target_rcmd(command, outbuf) \
- (*current_target.to_rcmd) (command, outbuf)
+ (*current_target.to_rcmd) (¤t_target, command, outbuf)
/* Does the target include all of memory, or only part of it? This
extern int target_async_permitted;
/* Can the target support asynchronous execution? */
-#define target_can_async_p() (current_target.to_can_async_p ())
+#define target_can_async_p() (current_target.to_can_async_p (¤t_target))
/* Is the target in asynchronous execution mode? */
-#define target_is_async_p() (current_target.to_is_async_p ())
+#define target_is_async_p() (current_target.to_is_async_p (¤t_target))
int target_supports_non_stop (void);
/* Put the target in async mode with the specified callback function. */
#define target_async(CALLBACK,CONTEXT) \
- (current_target.to_async ((CALLBACK), (CONTEXT)))
+ (current_target.to_async (¤t_target, (CALLBACK), (CONTEXT)))
#define target_execution_direction() \
- (current_target.to_execution_direction ())
+ (current_target.to_execution_direction (¤t_target))
/* Converts a process id to a string. Usually, the string just contains
`process xyz', but on some systems it may contain
is okay. */
#define target_extra_thread_info(TP) \
- (current_target.to_extra_thread_info (TP))
+ (current_target.to_extra_thread_info (¤t_target, TP))
/* Return the thread's name. A NULL result means that the target
could not determine this thread's name. */
it must persist. */
#define target_pid_to_exec_file(pid) \
- (current_target.to_pid_to_exec_file) (pid)
+ (current_target.to_pid_to_exec_file) (¤t_target, pid)
/* See the to_thread_architecture description in struct target_ops. */
*/
#define target_find_memory_regions(FUNC, DATA) \
- (current_target.to_find_memory_regions) (FUNC, DATA)
+ (current_target.to_find_memory_regions) (¤t_target, FUNC, DATA)
/*
* Compose corefile .note section.
*/
#define target_make_corefile_notes(BFD, SIZE_P) \
- (current_target.to_make_corefile_notes) (BFD, SIZE_P)
+ (current_target.to_make_corefile_notes) (¤t_target, BFD, SIZE_P)
/* Bookmark interfaces. */
#define target_get_bookmark(ARGS, FROM_TTY) \
- (current_target.to_get_bookmark) (ARGS, FROM_TTY)
+ (current_target.to_get_bookmark) (¤t_target, ARGS, FROM_TTY)
#define target_goto_bookmark(ARG, FROM_TTY) \
- (current_target.to_goto_bookmark) (ARG, FROM_TTY)
+ (current_target.to_goto_bookmark) (¤t_target, ARG, FROM_TTY)
/* Hardware watchpoint interfaces. */
/* Returns non-zero if we were stopped by a hardware watchpoint (memory read or
write). Only the INFERIOR_PTID task is being queried. */
-#define target_stopped_by_watchpoint \
- (*current_target.to_stopped_by_watchpoint)
+#define target_stopped_by_watchpoint() \
+ ((*current_target.to_stopped_by_watchpoint) (¤t_target))
/* Non-zero if we have steppable watchpoints */
(including this one?). OTHERTYPE is who knows what... */
#define target_can_use_hardware_watchpoint(TYPE,CNT,OTHERTYPE) \
- (*current_target.to_can_use_hw_breakpoint) (TYPE, CNT, OTHERTYPE);
+ (*current_target.to_can_use_hw_breakpoint) (¤t_target, \
+ TYPE, CNT, OTHERTYPE);
/* Returns the number of debug registers needed to watch the given
memory region, or zero if not supported. */
#define target_region_ok_for_hw_watchpoint(addr, len) \
- (*current_target.to_region_ok_for_hw_watchpoint) (addr, len)
+ (*current_target.to_region_ok_for_hw_watchpoint) (¤t_target, \
+ addr, len)
/* Set/clear a hardware watchpoint starting at ADDR, for LEN bytes.
-1 for failure. */
#define target_insert_watchpoint(addr, len, type, cond) \
- (*current_target.to_insert_watchpoint) (addr, len, type, cond)
+ (*current_target.to_insert_watchpoint) (¤t_target, \
+ addr, len, type, cond)
#define target_remove_watchpoint(addr, len, type, cond) \
- (*current_target.to_remove_watchpoint) (addr, len, type, cond)
+ (*current_target.to_remove_watchpoint) (¤t_target, \
+ addr, len, type, cond)
/* Insert a new masked watchpoint at ADDR using the mask MASK.
RW may be hw_read for a read watchpoint, hw_write for a write watchpoint
message) otherwise. */
#define target_insert_hw_breakpoint(gdbarch, bp_tgt) \
- (*current_target.to_insert_hw_breakpoint) (gdbarch, bp_tgt)
+ (*current_target.to_insert_hw_breakpoint) (¤t_target, \
+ gdbarch, bp_tgt)
#define target_remove_hw_breakpoint(gdbarch, bp_tgt) \
- (*current_target.to_remove_hw_breakpoint) (gdbarch, bp_tgt)
+ (*current_target.to_remove_hw_breakpoint) (¤t_target, \
+ gdbarch, bp_tgt)
/* Return number of debug registers needed for a ranged breakpoint,
or -1 if ranged breakpoints are not supported. */
For this reason, GDB will still evaluate the condition expression when
the watchpoint triggers. */
#define target_can_accel_watchpoint_condition(addr, len, type, cond) \
- (*current_target.to_can_accel_watchpoint_condition) (addr, len, type, cond)
+ (*current_target.to_can_accel_watchpoint_condition) (¤t_target, \
+ addr, len, type, cond)
/* Return number of debug registers needed for a masked watchpoint,
-1 if masked watchpoints are not supported or -2 if the given address
/* Target can execute in reverse? */
#define target_can_execute_reverse \
(current_target.to_can_execute_reverse ? \
- current_target.to_can_execute_reverse () : 0)
+ current_target.to_can_execute_reverse (¤t_target) : 0)
extern const struct target_desc *target_read_description (struct target_ops *);
#define target_get_ada_task_ptid(lwp, tid) \
- (*current_target.to_get_ada_task_ptid) (lwp,tid)
+ (*current_target.to_get_ada_task_ptid) (¤t_target, lwp,tid)
/* Utility implementation of searching memory. */
extern int simple_search_memory (struct target_ops* ops,
/* Tracepoint-related operations. */
#define target_trace_init() \
- (*current_target.to_trace_init) ()
+ (*current_target.to_trace_init) (¤t_target)
#define target_download_tracepoint(t) \
(*current_target.to_download_tracepoint) (t)
#define target_log_command(p) \
do \
if (current_target.to_log_command) \
- (*current_target.to_log_command) (p); \
+ (*current_target.to_log_command) (¤t_target, \
+ p); \
while (0)
extern int target_core_of_thread (ptid_t ptid);
+/* See to_get_unwinder in struct target_ops. */
+extern const struct frame_unwind *target_get_unwinder (void);
+
+/* See to_get_tailcall_unwinder in struct target_ops. */
+extern const struct frame_unwind *target_get_tailcall_unwinder (void);
+
/* Verify that the memory in the [MEMADDR, MEMADDR+SIZE) range matches
the contents of [DATA,DATA+SIZE). Returns 1 if there's a match, 0
if there's a mismatch, and -1 if an error is encountered while
/* From mem-break.c */
-extern int memory_remove_breakpoint (struct gdbarch *,
+extern int memory_remove_breakpoint (struct target_ops *, struct gdbarch *,
struct bp_target_info *);
-extern int memory_insert_breakpoint (struct gdbarch *,
+extern int memory_insert_breakpoint (struct target_ops *, struct gdbarch *,
struct bp_target_info *);
extern int default_memory_remove_breakpoint (struct gdbarch *,
extern struct target_ops *find_target_beneath (struct target_ops *);
+/* Find the target at STRATUM. If no target is at that stratum,
+ return NULL. */
+
+struct target_ops *find_target_at (enum strata stratum);
+
/* Read OS data object of type TYPE from the target, and return it in
XML format. The result is NUL-terminated and returned as a string,
allocated using xmalloc. If an error occurs or the transfer is
void target_ignore (void);
/* See to_supports_btrace in struct target_ops. */
-extern int target_supports_btrace (void);
+#define target_supports_btrace() \
+ (current_target.to_supports_btrace (¤t_target))
/* See to_enable_btrace in struct target_ops. */
extern struct btrace_target_info *target_enable_btrace (ptid_t ptid);
extern void target_teardown_btrace (struct btrace_target_info *btinfo);
/* See to_read_btrace in struct target_ops. */
-extern VEC (btrace_block_s) *target_read_btrace (struct btrace_target_info *,
- enum btrace_read_type);
+extern enum btrace_error target_read_btrace (VEC (btrace_block_s) **,
+ struct btrace_target_info *,
+ enum btrace_read_type);
/* See to_stop_recording in struct target_ops. */
extern void target_stop_recording (void);
/* See to_call_history_range. */
extern void target_call_history_range (ULONGEST begin, ULONGEST end, int flags);
+/* See to_decr_pc_after_break. Start searching for the target at OPS. */
+extern CORE_ADDR forward_target_decr_pc_after_break (struct target_ops *ops,
+ struct gdbarch *gdbarch);
+
+/* See to_decr_pc_after_break. */
+extern CORE_ADDR target_decr_pc_after_break (struct gdbarch *gdbarch);
+
#endif /* !defined (TARGET_H) */