[haiku-commits] Re: BRANCH xyzzy-github.x86_64 - in src/system/kernel/arch/x86: . 64
- From: Alex Smith <alex@xxxxxxxxxxxxxxxx>
- To: haiku-commits@xxxxxxxxxxxxx
- Date: Sat, 14 Jul 2012 09:48:08 +0100
On 13 July 2012 16:49, Alex Smith <alex@xxxxxxxxxxxxxxxx> wrote:
> On 13 July 2012 16:30, Ingo Weinhold <ingo_weinhold@xxxxxx> wrote:
>
>> Alex Smith wrote:
>> > Plus even with DWARF, it still may not be possible to get all the
>> arguments
>> > as their values may be lost due to optimization. If I fix up the GDB
>> stub
>> > for x86_64 that should be sufficient. Not sure what the problem is with
>> it,
>> > it's faulting when I connect GDB to it. Probably the stub code is not
>> > correct for 64-bit, I'll look into it later.
>>
>> The gdb support isn't high priority ATM. Last time I tried it wasn't even
>> possible to load a gcc 2 kernel in gdb (any gdb version I tried crashed or
>> hung). So unless you want to use it yourself feel free to add a TODO and
>> postpone.
>>
>
> It's working alright on x86 GCC 4, I tried it yesterday. If I can't find
> the problem quickly I'll leave it for now.
>
Turns out it is actually working. Just have to tell GDB it's an x86_64
target (set architecture i386:x86-64:intel) before you connect.
Thanks,
Alex
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