From: Mark Salter <msalter@cygnus.com>
To: kevinb@cygnus.com
Cc: davidwilliams@ozemail.com.au, gdb@sourceware.cygnus.com
Subject: Re: Breakpoints
Date: Wed, 22 Dec 1999 07:09:00 -0000 [thread overview]
Message-ID: <199912221509.KAA07326@msalter2.cygnus.com> (raw)
In-Reply-To: <991222035342.ZM17881@ocotillo.lan>
>>>>> Kevin Buettner writes:
> On Dec 22, 2:29pm, David Williams wrote:
>> Does GDB ever need to set more than one breakpoint when stepping through
>> source code? I have not (as yet) seen this type of behaviour.
> Can the target do a singlestep in hardware or do you have to do
> software emulation? If the latter, when you're stepping by machine
> instruction, you'd need two breakpoints on a conditional branch;
> one for the branch target, the other for the instruction after the
> branch.
Even in the latter case, the stub can evaluate the condition of the
branch to see which way its going to go.
--Mark
next parent reply other threads:[~1999-12-22 7:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <01BF4C88.F6D54B20.davidwilliams@ozemail.com.au>
[not found] ` <991222035342.ZM17881@ocotillo.lan>
1999-12-22 7:09 ` Mark Salter [this message]
1999-12-22 15:49 ` Breakpoints J.T. Conklin
2003-01-27 3:10 gdb_indent vs. dwarf2read Daniel Jacobowitz
2003-01-27 17:30 ` Andrew Cagney
2003-01-27 17:43 ` Daniel Jacobowitz
2003-01-27 20:02 ` breakpoints jacques
-- strict thread matches above, loose matches on Subject: below --
2002-12-16 19:57 Breakpoints Satyavathi Malladi
1999-12-22 13:06 Breakpoints David Williams
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