Re: minor fix for i386v-nat.c

[Andrew Cagney <ac131313 at cygnus dot com>]

Did anyone ever look at this?



> In i386_insert_aligned_watchpoint the actual address being watched was saved
> in address_loookup.  This is fine for aligned watchpoints, the address gdb
> wants to watch is the same as the actual address.  For non-aligned
> watchpoints
> we have to ask the hadware to watch up to 3 different addresses.  We need to
> remember the address gdb wants to watch so i386_remove_watchpoint knows
> which
> registers to clean up.
> 
> Changelog:
> 
> 2000-10-30  John Hughes  <john@CalvaEDI.COM>
> 
> * i386v-nat.c (i386_insert_aligned_watchpoint) save waddr (the
>         watched address) in address_lookup[] rather than addr.  This allows
>         clean removal of non-aligned watchpoints.
> 
> Patch (against released gdb-5.0) attached.
> 
> --
> John Hughes <john@Calva.COM>,
>         CalvaEDI SA.                            Tel: +33-1-4313-3131
>         66 rue du Moulin de la Pointe,          Fax: +33-1-4313-3139
>         75013 PARIS.
> 
> 
> 
> --- i386v-nat.c.orig	Wed Dec  8 03:50:38 1999
> +++ i386v-nat.c	Sun Oct 29 12:53:16 2000
> @@ -213,7 +213,7 @@
>  	  addr);
>  
>    /* Record where we came from.  */
> -  address_lookup[register_number] = addr;
> +  address_lookup[register_number] = waddr;
>    return 0;
>  }
>  
>