Hi,

This patch adds support for probe locations. This is a new location type 
that I added in this v2 revision of this series.

Like the previous patch for address locations, this patch does not add 
any new functionality. It is also "simply" an elaboration of the new 
location API.

Keith

ChangeLog
2014-05-08  Keith Seitz  <keiths@redhat.com>

	* break-catch-throw.c (re_set_exception_catchpoint): Convert
	linespec for stap probe to probe location.
	* breakpoint.c (create_longjmp_master_breakpoint): Likewise.
	(create_exception_master_breakpoint): Likewise.
	(break_command_1): Remove local variable `arg_cp'.
	Check location type to set appropriate breakpoint ops methods.
	(trace_command): Likewise.
	* linespec.c (event_location_to_sals): Handle probe locations.
	* location.c (copy_event_location): Likewise.
	(delete_event_location): Likewise.
	(event_location_to_string): Likewise.
	(string_to_event_location): Likewise.
	(event_location_empty_p): Handel probe locations.
	* location.h (enum event_location_type): Add EVENT_LOCATION_PROBE.
	(EVENT_LOCATION_PROBE): Define accessor macro.
	* probe.c (parse_probes): Assert that LOCATION is a probe location.
	Convert linespec into probe location.