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From: Andrew Cagney <ac131313@redhat.com>
To: "Theodore A. Roth" <troth@openavr.org>
Cc: gdb@sources.redhat.com
Subject: Re: DEPRECATED_REGISTER_BYTES and remote targets
Date: Tue, 03 Jun 2003 21:12:00 -0000	[thread overview]
Message-ID: <3EDD0F35.1040508@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.53.0306031332410.17269@knuth.amplepower.com>

> Hi,
> 
> In trying to remove deprecated gdbarch methods from the avr port, I've
> got a problem with 'g' packets.
> 
> In remote_fetch_registers(), the for loop that converts the target hex
> reply to gdb native int uses rs->sizeof_g_packet as the loop stop
> condition.
> 
> Digging further, I see in init_remote_state() that the sizeof_g_packet
> field is set to DEPRECATED_REGISTER_BYTES, but since I've removed it,
> sizeof_g_packet is set to zero.
> 
> Thus, my problem is that the target reply is never converted to an
> integer and gdb reports that the PC is 0x30303030 instead of 0x0. Fun,
> no?
> 
> So, should I still set the DEPRECATED_REGISTER_BYTES method or is this
> a bug in init_remote_state()?

It's a bug in init_remote_state().  If !DEPRECATED_REGISTER_BYTES_P() 
it can be computed by accumulating the size of all registers.

Andrew



      reply	other threads:[~2003-06-03 21:12 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-06-03 20:39 Theodore A. Roth
2003-06-03 21:12 ` Andrew Cagney [this message]

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