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SubjectRe: KGDB 2.0.3 with fixes and development in ethernet interface
Daniel Jacobowitz wrote:
> On Wed, Jan 21, 2004 at 07:16:48PM +0530, Amit S. Kale wrote:
>
>>Now back to gdb problem of not being able to locate registers.
>>schedule results in code of this form:
>>
>>schedule:
>>framesetup
>>registers save
>>...
>>...
>>save registers
>>change esp
>>call switchto
>>restore registers
>>...
>>...
>>
>>GDB can't analyze code other than frame setup and registers save. It may not
>>show values of variables that are present in registers correctly. This used
>>to be a problem some time ago (gdb 5.X). Perhaps gdb 6.x does a better job.
>>hmm...
>>May be its time I should look at gdb's x86 register info code again.
>
>
> You should try GDB 6.0, which will use the dwarf2 unwind information to
> accurately locate registers in any GCC-compiled code with -gdwarf-2 (-g
> on Linux targets).
>
> As George is now painfully familiar with :)

Well, some of that may be in asm code which may need help. Need to check this.
>

--
George Anzinger george@mvista.com
High-res-timers: http://sourceforge.net/projects/high-res-timers/
Preemption patch: http://www.kernel.org/pub/linux/kernel/people/rml

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