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* breakpoint.c (update_breakpoints_after_exec, print_it_typical)

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(bpstat_what, print_one_breakpoint, allocate_bp_location)
	(mention): Remove bp_through_sigtramp support.
	* breakpoint.h (enum bptype): Remove bp_through_sigtramp.
This commit is contained in:
Daniel Jacobowitz 2007-04-13 13:50:32 +00:00
parent 46d570866d
commit 4d5b2cd774
3 changed files with 27 additions and 45 deletions
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7
gdb/ChangeLog
View File

@ -1,3 +1,10 @@
2007-04-13 Daniel Jacobowitz <dan@codesourcery.com>
* breakpoint.c (update_breakpoints_after_exec, print_it_typical)
(bpstat_what, print_one_breakpoint, allocate_bp_location)
(mention): Remove bp_through_sigtramp support.
* breakpoint.h (enum bptype): Remove bp_through_sigtramp.
2007-04-13 Daniel Jacobowitz <dan@codesourcery.com>
* breakpoint.c (bpstat_what): Give step-resume higher priority than

62
gdb/breakpoint.c
View File

@ -1407,13 +1407,6 @@ update_breakpoints_after_exec (void)
continue;
}
/* Ditto the sigtramp handler breakpoints. */
if (b->type == bp_through_sigtramp)
{
delete_breakpoint (b);
continue;
}
/* Ditto the exception-handling catchpoints. */
if ((b->type == bp_catch_catch) || (b->type == bp_catch_throw))
{
@ -2449,7 +2442,6 @@ print_it_typical (bpstat bs)
case bp_longjmp:
case bp_longjmp_resume:
case bp_step_resume:
case bp_through_sigtramp:
case bp_watchpoint_scope:
case bp_call_dummy:
default:
@ -3066,9 +3058,6 @@ bpstat_what (bpstat bs)
/* We hit the step_resume breakpoint. */
step_resume,
/* We hit the through_sigtramp breakpoint. */
through_sig,
/* We hit the shared library event breakpoint. */
shlib_event,
@ -3090,7 +3079,6 @@ bpstat_what (bpstat bs)
#define clr BPSTAT_WHAT_CLEAR_LONGJMP_RESUME
#define clrs BPSTAT_WHAT_CLEAR_LONGJMP_RESUME_SINGLE
#define sr BPSTAT_WHAT_STEP_RESUME
#define ts BPSTAT_WHAT_THROUGH_SIGTRAMP
#define shl BPSTAT_WHAT_CHECK_SHLIBS
#define shlr BPSTAT_WHAT_CHECK_SHLIBS_RESUME_FROM_HOOK
@ -3113,17 +3101,16 @@ bpstat_what (bpstat bs)
back and decide something of a lower priority is better. The
ordering is:
kc < clr sgl shl shlr slr sn sr ss ts
sgl < clrs shl shlr slr sn sr ss ts
slr < err shl shlr sn sr ss ts
clr < clrs err shl shlr sn sr ss ts
clrs < err shl shlr sn sr ss ts
ss < shl shlr sn sr ts
sn < shl shlr sr ts
kc < clr sgl shl shlr slr sn sr ss
sgl < clrs shl shlr slr sn sr ss
slr < err shl shlr sn sr ss
clr < clrs err shl shlr sn sr ss
clrs < err shl shlr sn sr ss
ss < shl shlr sn sr
sn < shl shlr sr
shl < shlr sr
shlr < sr
sr < ts
ts <
sr <
What I think this means is that we don't need a damned table
here. If you just put the rows and columns in the right order,
@ -3141,32 +3128,30 @@ bpstat_what (bpstat bs)
table[(int) class_last][(int) BPSTAT_WHAT_LAST] =
{
/* old action */
/* kc ss sn sgl slr clr clrs sr ts shl shlr
/* kc ss sn sgl slr clr clrs sr shl shlr
*/
/*no_effect */
{kc, ss, sn, sgl, slr, clr, clrs, sr, ts, shl, shlr},
{kc, ss, sn, sgl, slr, clr, clrs, sr, shl, shlr},
/*wp_silent */
{ss, ss, sn, ss, ss, ss, ss, sr, ts, shl, shlr},
{ss, ss, sn, ss, ss, ss, ss, sr, shl, shlr},
/*wp_noisy */
{sn, sn, sn, sn, sn, sn, sn, sr, ts, shl, shlr},
{sn, sn, sn, sn, sn, sn, sn, sr, shl, shlr},
/*bp_nostop */
{sgl, ss, sn, sgl, slr, clrs, clrs, sr, ts, shl, shlr},
{sgl, ss, sn, sgl, slr, clrs, clrs, sr, shl, shlr},
/*bp_silent */
{ss, ss, sn, ss, ss, ss, ss, sr, ts, shl, shlr},
{ss, ss, sn, ss, ss, ss, ss, sr, shl, shlr},
/*bp_noisy */
{sn, sn, sn, sn, sn, sn, sn, sr, ts, shl, shlr},
{sn, sn, sn, sn, sn, sn, sn, sr, shl, shlr},
/*long_jump */
{slr, ss, sn, slr, slr, err, err, sr, ts, shl, shlr},
{slr, ss, sn, slr, slr, err, err, sr, shl, shlr},
/*long_resume */
{clr, ss, sn, clrs, err, err, err, sr, ts, shl, shlr},
{clr, ss, sn, clrs, err, err, err, sr, shl, shlr},
/*step_resume */
{sr, sr, sr, sr, sr, sr, sr, sr, ts, sr, sr},
/*through_sig */
{ts, ts, ts, ts, ts, ts, ts, ts, ts, shl, shlr},
{sr, sr, sr, sr, sr, sr, sr, sr, sr, sr},
/*shlib */
{shl, shl, shl, shl, shl, shl, shl, sr, ts, shl, shlr},
{shl, shl, shl, shl, shl, shl, shl, sr, shl, shlr},
/*catch_shlib */
{shlr, shlr, shlr, shlr, shlr, shlr, shlr, sr, ts, shlr, shlr}
{shlr, shlr, shlr, shlr, shlr, shlr, shlr, sr, shlr, shlr}
};
#undef kc
@ -3242,9 +3227,6 @@ bpstat_what (bpstat bs)
/* It is for the wrong frame. */
bs_class = bp_nostop;
break;
case bp_through_sigtramp:
bs_class = through_sig;
break;
case bp_watchpoint_scope:
bs_class = bp_nostop;
break;
@ -3422,7 +3404,6 @@ print_one_breakpoint (struct breakpoint *b,
{bp_longjmp, "longjmp"},
{bp_longjmp_resume, "longjmp resume"},
{bp_step_resume, "step resume"},
{bp_through_sigtramp, "sigtramp"},
{bp_watchpoint_scope, "watchpoint scope"},
{bp_call_dummy, "call dummy"},
{bp_shlib_event, "shlib events"},
@ -3585,7 +3566,6 @@ print_one_breakpoint (struct breakpoint *b,
case bp_longjmp:
case bp_longjmp_resume:
case bp_step_resume:
case bp_through_sigtramp:
case bp_watchpoint_scope:
case bp_call_dummy:
case bp_shlib_event:
@ -4146,7 +4126,6 @@ allocate_bp_location (struct breakpoint *bpt, enum bptype bp_type)
case bp_longjmp:
case bp_longjmp_resume:
case bp_step_resume:
case bp_through_sigtramp:
case bp_watchpoint_scope:
case bp_call_dummy:
case bp_shlib_event:
@ -5007,7 +4986,6 @@ mention (struct breakpoint *b)
case bp_longjmp:
case bp_longjmp_resume:
case bp_step_resume:
case bp_through_sigtramp:
case bp_call_dummy:
case bp_watchpoint_scope:
case bp_shlib_event:

3
gdb/breakpoint.h
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@ -62,9 +62,6 @@ enum bptype
stepping over signal handlers, and for skipping prologues. */
bp_step_resume,
/* Used by wait_for_inferior for stepping over signal handlers. */
bp_through_sigtramp,
/* Used to detect when a watchpoint expression has gone out of
scope. These breakpoints are usually not visible to the user.