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Re: [PowerPC 64]r12 is not updated to GEP when control transferred from virtual thunk function .
- From: Eric Botcazou <ebotcazou at adacore dot com>
- To: Umesh Kalappa <umesh dot kalappa0 at gmail dot com>
- Cc: gcc at gcc dot gnu dot org
- Date: Wed, 15 May 2019 20:31:27 +0200
- Subject: Re: [PowerPC 64]r12 is not updated to GEP when control transferred from virtual thunk function .
- References: <CAGfacvQc=X8vcxoVqbjbimTPLctQzKbzex1odEggRsjrphnurw@mail.gmail.com> <3290120.NdSNzDBL4k@polaris> <CAGfacvTwafpM7vzdv0x-rvx4KZh_uwhZ==MVjYP4qEfiQM9HJQ@mail.gmail.com>
> Thank you Eric for the suggestion and say that we support in the loader
> part ,can you please point on elfv2 reference that says implementation for
> this specific case.
I don't think there is a reference to this specific case in the ABI, only the
general stuff about local and global entry points. We have had this patch in
our tree for some time and it works well, so let me submit it for inclusion in
the official tree.
--
Eric Botcazou