Re: [RFA] Stop infrun from tracking breakpoint insertion status.

["Ulrich Weigand" <uweigand@de.ibm.com>]

Vladimir Prus wrote:

> The second problem was that breakpoint_inserted_here_p checks for
> both ordinary breakpoints and single step breakpoints (which don't
> go on bp_location_chain). In most cases, it does not matter, but
> in one place the code tries to figure if we're stopped on a single
> step breakpoint or an ordinary one, and surely, breakpoint_inserted_here_p
> returning 1 for both cases was not good.
> 
> The attached revision of the patch introduces a separate
> regular_breakpoint_inserted_here_p function. No regressions on
> either x86 or arm-linux. OK?

I've tested this on powerpc-ibm-aix5.3.0.0 as well, no regressions.

>         * breakpoint.h (regular_breakpoint_inserted_here_p): New
>         declaration.
>         * breakpoint.c (regular_breakpoint_inserted_here_p): New.
>         (breakpoint_inserted_here_p): Use
>         regular_breakpoint_inserted_here_p.
>         * infrun.c (breakpoints_inserted): Remove.
>         (resume): Don't check for breakpoints_inserted before
>         remove_hw_watchpoints. Use breakpoint_inserted_here_p.
>         (proceed, init_wait_for_inferior): Don't set breakpoints_inserted.
>         (handle_inferior_event): Don't use breakpoints_inserted.
>         Use breakpoints_meant_to_be_inserted and
>         breakpoints_inserted_here_p.
>         (insert_step_resume_breakpoint_at_sal, keep_going): Use
>         breakpoints_meant_to_be_inserted. Don't set breakpoints_inserted.
>         (normal_stop): Don't check for breakpoints_inserted.  Don't
>         set breakpoints_inserted.
>         (keep_going): Don't check for breakpoints_inserted.
>         (insert_step_resume_breakpoint_at_sal): Don't insert
>         breakpoints

This is OK.

>           /* Remove breakpoints, SOLIB_ADD might adjust
>              breakpoint addresses via breakpoint_re_set.  */
> -         breakpoints_were_inserted = breakpoints_inserted;

"breakpoints_were_inserted" is now unused, could you please remove
the variable definition as well?

Bye,
Ulrich

-- 
  Dr. Ulrich Weigand
  GNU Toolchain for Linux on System z and Cell BE
  Ulrich.Weigand@de.ibm.com