2003-02-20 Andrew Cagney <ac131313@redhat.com>

* remote.c (_initialize_remote): Add commands "set/show remote
	hardware-watchpoint-limit" and "set/show remote
	hardware-breakpoint-limit".
	(remote_hw_watchpoint_limit): Initialize to -1.
	(remote_hw_breakpoint_limit): Ditto.
	(remote_check_watch_resources): Treat a limit of -1 as unlimited.

Index: doc/ChangeLog
2003-02-20  Andrew Cagney  <ac131313@redhat.com>

	* gdb.texinfo (Set Breaks): Add cross reference to "set remote
	hardware-breakpoint-limit".
	(Set Watchpoints): Add cross reference to "set remote
	hardware-watchpoint-limit".
	(Remote configuration options): New section.
This commit is contained in:
Andrew Cagney 2003-02-20 13:43:14 +00:00
parent 70bccea4c6
commit 501eef1260
4 changed files with 58 additions and 2 deletions

View File

@ -1,3 +1,12 @@
2003-02-20 Andrew Cagney <ac131313@redhat.com>
* remote.c (_initialize_remote): Add commands "set/show remote
hardware-watchpoint-limit" and "set/show remote
hardware-breakpoint-limit".
(remote_hw_watchpoint_limit): Initialize to -1.
(remote_hw_breakpoint_limit): Ditto.
(remote_check_watch_resources): Treat a limit of -1 as unlimited.
2003-02-19 Raoul Gough <RaoulGough@yahoo.co.uk>
* coff-pe-read.c: New file - support reading of minimal symbols from a

View File

@ -1,3 +1,11 @@
2003-02-20 Andrew Cagney <ac131313@redhat.com>
* gdb.texinfo (Set Breaks): Add cross reference to "set remote
hardware-breakpoint-limit".
(Set Watchpoints): Add cross reference to "set remote
hardware-watchpoint-limit".
(Remote configuration options): New section.
2003-02-04 Andrew Cagney <ac131313@redhat.com>
* gdbint.texinfo (Target Architecture Definition): Delete

View File

@ -2514,6 +2514,8 @@ example, on the DSU, only two data breakpoints can be set at a time, and
@value{GDBN} will reject this command if more than two are used. Delete
or disable unused hardware breakpoints before setting new ones
(@pxref{Disabling, ,Disabling}). @xref{Conditions, ,Break conditions}.
@xref{set remote hardware-breakpoint-limit}.
@kindex thbreak
@item thbreak @var{args}
@ -2750,6 +2752,8 @@ when a non-current thread's activity changes the expression. (Hardware
watchpoints, in contrast, watch an expression in all threads.)
@end quotation
@xref{set remote hardware-watchpoint-limit}.
@node Set Catchpoints
@subsection Setting catchpoints
@cindex catchpoints, setting
@ -10352,6 +10356,7 @@ is supported other than to try it.
@menu
* Server:: Using the gdbserver program
* NetWare:: Using the gdbserve.nlm program
* Remote configuration:: Remote configuration
* remote stub:: Implementing a remote stub
@end menu
@ -10524,6 +10529,23 @@ argument is a device name (usually a serial device, like
communications with the server via serial line @file{/dev/ttyb}.
@end table
@node Remote configuration
@section Remote configuration
The following configuration options are available when debugging remote
programs:
@table @code
@kindex set remote hardware-watchpoint-limit
@kindex set remote hardware-breakpoint-limit
@anchor{set remote hardware-watchpoint-limit}
@anchor{set remote hardware-breakpoint-limit}
@item set remote hardware-watchpoint-limit @var{limit}
@itemx set remote hardware-breakpoint-limit @var{limit}
Restrict @value{GDBN} to using @var{limit} remote hardware breakpoint or
watchpoints. A limit of -1, the default, is treated as unlimited.
@end table
@node remote stub
@section Implementing a remote stub

View File

@ -4839,8 +4839,8 @@ remote_remove_watchpoint (CORE_ADDR addr, int len, int type)
}
int remote_hw_watchpoint_limit = 0;
int remote_hw_breakpoint_limit = 0;
int remote_hw_watchpoint_limit = -1;
int remote_hw_breakpoint_limit = -1;
int
remote_check_watch_resources (int type, int cnt, int ot)
@ -4849,6 +4849,8 @@ remote_check_watch_resources (int type, int cnt, int ot)
{
if (remote_hw_breakpoint_limit == 0)
return 0;
else if (remote_hw_breakpoint_limit < 0)
return 1;
else if (cnt <= remote_hw_breakpoint_limit)
return 1;
}
@ -4856,6 +4858,8 @@ remote_check_watch_resources (int type, int cnt, int ot)
{
if (remote_hw_watchpoint_limit == 0)
return 0;
else if (remote_hw_watchpoint_limit < 0)
return 1;
else if (ot)
return -1;
else if (cnt <= remote_hw_watchpoint_limit)
@ -6144,6 +6148,19 @@ terminating `#' character and checksum.",
"Show the maximum number of bytes per memory-read packet.\n",
&remote_show_cmdlist);
add_setshow_cmd ("hardware-watchpoint-limit", no_class,
var_zinteger, &remote_hw_watchpoint_limit, "\
Set the maximum number of target hardware watchpoints.\n\
Specify a negative limit for unlimited.", "\
Show the maximum number of target hardware watchpoints.\n",
NULL, NULL, &remote_set_cmdlist, &remote_show_cmdlist);
add_setshow_cmd ("hardware-breakpoint-limit", no_class,
var_zinteger, &remote_hw_breakpoint_limit, "\
Set the maximum number of target hardware breakpoints.\n\
Specify a negative limit for unlimited.", "\
Show the maximum number of target hardware breakpoints.\n",
NULL, NULL, &remote_set_cmdlist, &remote_show_cmdlist);
add_show_from_set
(add_set_cmd ("remoteaddresssize", class_obscure,
var_integer, (char *) &remote_address_size,