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Re: [PATCH v2 4/5] Make gdb.PendingFrame.read_register handle "user" registers
On Wed, 2 Nov 2016 15:23:32 -0700
Kevin Buettner <kevin@buettner.to> wrote:
> [ FYI, Pedro has already OK'd this one. It's unchanged from the version
> in the earlier series, but is included here for completeness. ]
>
> The C function, pending_framepy_read_register(), which implements
> the python interface gdb.PendingFrame.read_register does not handle
> the so called "user" registers like "pc". An assertion error is
> triggered due to the user registers having numbers larger than or
> equal to gdbarch_num_regs(gdbarch).
>
> With the VALUE_FRAME_ID tweak in place, the call to
> get_frame_register_value() can simply be replaced by a call to
> value_of_register(), which handles both real registers as well as the
> user registers.
>
> gdb/ChangeLog:
>
> * python/py-unwind.c (pending_framepy_read_register): Use
> value_of_register() instead of get_frame_register_value().
I've pushed this change.
Kevin