Re: RFA: modernization of ia64-tdep.c with new frame model for gdb-6.0 branch

[Daniel Jacobowitz <drow@mvista.com>]

On Thu, Jul 31, 2003 at 03:03:37PM -0400, J. Johnston wrote:
> I found the fix for making this patch work on the mainline as well.  It
> turns out that Daniel J.'s patch that verifies that the pc and function
> address are in the same section trips up for the ia64 printf calls.
> I had added a check in examine_prologue which caught this problem and
> recognized that the cfm didn't match up so we should treat the function
> as frameless.  The fix is simply to set the cache frameless
> flag on by default.  This corresponds to the new examine_prologue()
> logic which assumes frameless until proven otherwise.  Now, when 
> frame_func_unwind()
> returns 0 when it finds the pc and the function it is supposed to be in
> are in different sections, the cache will be marked frameless and I will
> correctly look at current register values rather than depend on the cache.
> 
> I have resubmitted the patch including the one line change.

Hrm, why is that triggering for printf?  Is it correct, or are we
stopped in some trampoline?

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer