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convert to_can_execute_reverse

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2014-02-19  Tom Tromey  <tromey@redhat.com>

	* target-delegates.c: Rebuild.
	* target.c (update_current_target): Don't inherit or default
	to_can_execute_reverse.
	* target.h (struct target_ops) <to_can_execute_reverse>: Use
	TARGET_DEFAULT_RETURN.
	(target_can_execute_reverse): Unconditionally delegate.
This commit is contained in:
Tom Tromey 2013-12-18 11:12:28 -07:00
parent 9bb9d61d2f
commit 53e1cfc77f
4 changed files with 29 additions and 4 deletions
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9
gdb/ChangeLog
View File

@ -1,3 +1,12 @@
2014-02-19 Tom Tromey <tromey@redhat.com>
* target-delegates.c: Rebuild.
* target.c (update_current_target): Don't inherit or default
to_can_execute_reverse.
* target.h (struct target_ops) <to_can_execute_reverse>: Use
TARGET_DEFAULT_RETURN.
(target_can_execute_reverse): Unconditionally delegate.
2014-02-19 Tom Tromey <tromey@redhat.com>
* target-delegates.c: Rebuild.

16
gdb/target-delegates.c
View File

@ -564,6 +564,19 @@ tdefault_xfer_partial (struct target_ops *self, enum target_object arg1, const
return TARGET_XFER_E_IO;
}
static int
delegate_can_execute_reverse (struct target_ops *self)
{
self = self->beneath;
return self->to_can_execute_reverse (self);
}
static int
tdefault_can_execute_reverse (struct target_ops *self)
{
return 0;
}
static int
delegate_supports_btrace (struct target_ops *self)
{
@ -678,6 +691,8 @@ install_delegators (struct target_ops *ops)
ops->to_goto_bookmark = delegate_goto_bookmark;
if (ops->to_xfer_partial == NULL)
ops->to_xfer_partial = delegate_xfer_partial;
if (ops->to_can_execute_reverse == NULL)
ops->to_can_execute_reverse = delegate_can_execute_reverse;
if (ops->to_supports_btrace == NULL)
ops->to_supports_btrace = delegate_supports_btrace;
}
@ -734,5 +749,6 @@ install_dummy_methods (struct target_ops *ops)
ops->to_get_bookmark = tdefault_get_bookmark;
ops->to_goto_bookmark = tdefault_goto_bookmark;
ops->to_xfer_partial = tdefault_xfer_partial;
ops->to_can_execute_reverse = tdefault_can_execute_reverse;
ops->to_supports_btrace = tdefault_supports_btrace;
}

2
gdb/target.c
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@ -673,7 +673,7 @@ update_current_target (void)
/* Do not inherit to_get_bookmark. */
/* Do not inherit to_goto_bookmark. */
/* Do not inherit to_get_thread_local_address. */
INHERIT (to_can_execute_reverse, t);
/* Do not inherit to_can_execute_reverse. */
INHERIT (to_execution_direction, t);
INHERIT (to_thread_architecture, t);
/* Do not inherit to_read_description. */

6
gdb/target.h
View File

@ -701,7 +701,8 @@ struct target_ops
CORE_ADDR *found_addrp);
/* Can target execute in reverse? */
int (*to_can_execute_reverse) (struct target_ops *);
int (*to_can_execute_reverse) (struct target_ops *)
TARGET_DEFAULT_RETURN (0);
/* The direction the target is currently executing. Must be
implemented on targets that support reverse execution and async
@ -1759,8 +1760,7 @@ extern int target_masked_watch_num_registers (CORE_ADDR addr, CORE_ADDR mask);
/* Target can execute in reverse? */
#define target_can_execute_reverse \
(current_target.to_can_execute_reverse ? \
current_target.to_can_execute_reverse (&current_target) : 0)
current_target.to_can_execute_reverse (&current_target)
extern const struct target_desc *target_read_description (struct target_ops *);