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* arch-utils.c (default_prepare_to_proceed): Remove.

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(generic_prepare_to_proceed): Remove.
	* arch-utils.h (default_prepare_to_proceed): Remove prototype.
	(generic_prepare_to_proceed): Remove prototype.
	* gdbarch.sh (PREPARE_TO_PROCEED): Remove.
	* gdbarch.c: Regenerate.
	* gdbarch.h: Regenerate.
	* hppa-tdep.c (hppa_prepare_to_proceed): Remove dangling prototype.
	* hppah-nat.c (hppa_switched_threads): Remove.
	* infrun.c (prepare_to_proceed): New static function, copied from
	generic_prepare_to_proceed.  Remove select_it argument.
	(proceed): Call prepare_to_proceed.
	* infttrace.c (old_gdb_pid, reported_pid, reported_bpt): Remove
	variables.
	(ptrace_wait): Don't set the removed variables.
	(hppa_switched_threads): Remove.
	* lin-lwp.c (lin_lwp_prepare_to_proceed): Remove.
	* config/nm-linux.h (PREPARE_TO_PROCEED): Don't define.
	(lin_lwp_prepare_to_proceed): Remove prototype.
	* config/i386/nm-x86-64linux.h (PREPARE_TO_PROCEED): Don't undefine.
	* config/pa/nm-hppah.h (PREPARE_TO_PROCEED): Don't define.
This commit is contained in:
Daniel Jacobowitz
2003-06-19 15:04:58 +00:00
parent 4ca6138816
commit ea67f13b68
14 changed files with 78 additions and 259 deletions
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70
gdb/infttrace.c
View File

@@ -142,12 +142,6 @@ static startup_semaphore_t startup_semaphore;
static int vforking_child_pid = 0;
static int vfork_in_flight = 0;
/* To support PREPARE_TO_PROCEED (hppa_prepare_to_proceed).
*/
static pid_t old_gdb_pid = 0;
static pid_t reported_pid = 0;
static int reported_bpt = 0;
/* 1 if ok as results of a ttrace or ttrace_wait call, 0 otherwise.
*/
#define TT_OK( _status, _errno ) \
@@ -2912,12 +2906,6 @@ ptrace_wait (ptid_t ptid, int *status)
*/
return_pid = map_to_gdb_tid (real_tid);
/* Remember this for later use in "hppa_prepare_to_proceed".
*/
old_gdb_pid = PIDGET (inferior_ptid);
reported_pid = return_pid;
reported_bpt = ((tsp.tts_event & TTEVT_SIGNAL) && (5 == tsp.tts_u.tts_signal.tts_signo));
if (real_tid == 0 || return_pid == 0)
{
warning ("Internal error: process-wait failed.");
@@ -5536,64 +5524,6 @@ hppa_pid_or_tid_to_str (ptid_t ptid)
}
/* If the current pid is not the pid this module reported
* from "ptrace_wait" with the most recent event, then the
* user has switched threads.
*
* If the last reported event was a breakpoint, then return
* the old thread id, else return 0.
*/
pid_t
hppa_switched_threads (pid_t gdb_pid)
{
if (gdb_pid == old_gdb_pid)
{
/*
* Core gdb is working with the same pid that it
* was before we reported the last event. This
* is ok: e.g. we reported hitting a thread-specific
* breakpoint, but we were reporting the wrong
* thread, so the core just ignored the event.
*
* No thread switch has happened.
*/
return (pid_t) 0;
}
else if (gdb_pid == reported_pid)
{
/*
* Core gdb is working with the pid we reported, so
* any continue or step will be able to figure out
* that it needs to step over any hit breakpoints
* without our (i.e. PREPARE_TO_PROCEED's) help.
*/
return (pid_t) 0;
}
else if (!reported_bpt)
{
/*
* The core switched, but we didn't just report a
* breakpoint, so there's no just-hit breakpoint
* instruction at "reported_pid"'s PC, and thus there
* is no need to step over it.
*/
return (pid_t) 0;
}
else
{
/* There's been a real switch, and we reported
* a hit breakpoint. Let "hppa_prepare_to_proceed"
* know, so it can see whether the breakpoint is
* still active.
*/
return reported_pid;
}
/* Keep compiler happy with an obvious return at the end.
*/
return (pid_t) 0;
}
void
hppa_ensure_vforking_parent_remains_stopped (int pid)
{