This is the mail archive of the
gdb-patches@sourceware.org
mailing list for the GDB project.
Re: [RFC] [PATCH] Provide the ability to write the frame unwinder in Python
- From: Andy Wingo <wingo at igalia dot com>
- To: Alexander Smundak <asmundak at google dot com>
- Cc: Doug Evans <dje at google dot com>, gdb-patches <gdb-patches at sourceware dot org>
- Date: Mon, 16 Mar 2015 13:01:38 +0100
- Subject: Re: [RFC] [PATCH] Provide the ability to write the frame unwinder in Python
- Authentication-results: sourceware.org; auth=none
- References: <CAHQ51u7NUoQ8w9c5mc-Eiz05b1Nub6zqj_Ne7vfgWb5EP9_X8w at mail dot gmail dot com> <21714 dot 40641 dot 510825 dot 30998 at ruffy2 dot mtv dot corp dot google dot com> <CAHQ51u5_ViLaEmv9e43R-wzuWw8dwNkb-2XgCRy5ELQq5FUAWg at mail dot gmail dot com> <54E71694 dot 1080304 at redhat dot com> <CAHQ51u75+9HYAVJXYNQa0gTnQtYKEgmSkyAhAPYp-y4HGtXssg at mail dot gmail dot com> <CAHQ51u6UZ7A47rpGgX0QGeYSTCz1eo_3jWHc=q2ZX3YhqcJ6iQ at mail dot gmail dot com> <87ioei31uj dot fsf at igalia dot com> <CAHQ51u4f+Vx7qXPm-KAAENOceaVogMbDMw6==N_nY+GrLr4Pgg at mail dot gmail dot com> <87d24p19tt dot fsf at igalia dot com> <54FD7DAA dot 7010603 at redhat dot com> <CAHQ51u7sUkGhkmvTaaO_Jo6Jn+kojfiMWHmc2=7OWHThAq6EKw at mail dot gmail dot com> <87twxrncld dot fsf at igalia dot com> <CAHQ51u60nHp1a2DXZ4srvRefyTtge1BUw7-=JuYqChHN_wUGyQ at mail dot gmail dot com> <87ioe1dvu2 dot fsf at igalia dot com>
Responding with a thinko:
On Mon 16 Mar 2015 12:29, Andy Wingo <wingo@igalia.com> writes:
> * After accepting an UnwindInfo as an unwinder return result,
> py-unwinders.c / scm-frame-unwinders.c marks the UnwindInfo as
> frozen so that add_saved_register() etc can't alter the state
No need -- marking the associated EphemeralFrame as invalid will prevent
add_saved_register() from working.
Andy