From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cagney To: Jim Blandy Cc: Stephane Carrez , gdb-patches@sourceware.cygnus.com Subject: Re: path for gdb/dwarf2read.c, support 16-bit targets in dwarf-2 Date: Sat, 01 Apr 2000 00:00:00 -0000 Message-id: <38E28D76.6932DD70@cygnus.com> References: <38D4DCB0.88313CB2@worldnet.fr> <38D5B6E0.50FF6A5E@cygnus.com> <38D68C56.856CB00C@worldnet.fr> <38D74A9E.A85ED8EC@cygnus.com> <38D7E6BC.79543EBA@worldnet.fr> <38E06721.6D3A08CD@cygnus.com> X-SW-Source: 2000-q1/msg01112.html Jim Blandy wrote: > > o it gives the user a better experience: > > (gdb) x/i 0x800000200 > > 0x800000200 : ldi $1, 0 > > (gdb) print &start > > $1 = 0x800000200 > > vs > > x/i 0xffffffff800000200 > > 0xffffffff800000200 : ldi $1, 0 > > (gdb) print &start > > $2 = 0xffffffff800000200 > > at the cost of carrying around wrong > > information and complicating the target. > > But which is the correct address --- 0x0000000080000200, or > 0xffffffff80000200? That is target dependant but well defined. The MIPS ISA/ABI is carefully defined so MIPS2 on MIPS3 et.al. ensures that the upper 32 bits is signextended from the low 32 bits. Andrew >From john@feith.com Sat Apr 01 00:00:00 2000 From: John Wehle To: jimb@cygnus.com Cc: gdb-patches@sourceware.cygnus.com Subject: Re: GDB 4.17 Patch for stack aligned i386 code Date: Sat, 01 Apr 2000 00:00:00 -0000 Message-id: <200003062256.RAA10752@jwlab.FEITH.COM> X-SW-Source: 2000-q1/msg00548.html Content-length: 837 Jim Blandy wrote on May 04, 1999: >> Just curious what the status is of my patch for debugging >> frame pointerless i386 code. Last we "spoke" (on March 9) >> Jim B was going to look at it. Is it still in the queue? >> Are there any issues with it that I need to address? > > Yes, I'm still on the spot for this. It's definitely on my queue, and > towards the top. > > I won't reject it without letting you know why. :) Figured since it's been a few months it was safe to ping you again regarding the status of this patch. :-) -- John ------------------------------------------------------------------------- | Feith Systems | Voice: 1-215-646-8000 | Email: john@feith.com | | John Wehle | Fax: 1-215-540-5495 | | -------------------------------------------------------------------------