[PATCH, RFC] Add support for choosing disassembler cpu in GDB for POWER.
Peter Bergner
bergner@vnet.ibm.com
Fri Oct 28 13:47:00 GMT 2016
On 10/27/16 4:40 AM, Pedro Alves wrote:
> I couldn't quite get why you need so much power specific parsing
> code in ppc-tdep.c, though. What would be necessary to be able to
> move most of that set/show handling to the common code?
Working on that now.
> I also wonder if you really want to stick with
> "set powerpc disassembler <cpu>" instead of
> "set powerpc disassembler-options <options>".
>
> I.e., I wonder about making the power one defined exactly like:
>
> "like 'set disassembler-options', but sets power disassembler
> options even if the current arch is not power."
Once we move all of this code to generic code, do we really
even need the arch specific command?
> The idea was to define the new command as exposing objdump's -M option:
>
> -M, --disassembler-options=OPT Pass text OPT on to the disassembler
>
> It happens that on power that allows only changing the cpu. Whereas
> for ARM that tweaks other things. x86 has options for both cpu and
> syntax. See what an --enable-targets=all build of
> objdump says in its --help:
Ok, got it.
Peter
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