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Re: Reload patch for PA call rewrite.
- From: "John David Anglin" <dave at hiauly1 dot hia dot nrc dot ca>
- To: rth at redhat dot com (Richard Henderson)
- Cc: gcc-patches at gcc dot gnu dot org, law at redhat dot com
- Date: Fri, 25 Oct 2002 21:07:01 -0400 (EDT)
- Subject: Re: Reload patch for PA call rewrite.
> In any case, no matter how frames are allocated on PA, on most
> other targets the register spill area is allocated and adjusted
> during the something_changed loop. IMO it's wrong for us to be
> modifying register life data after that loop.
My question in that case is how do I determine whether or not the arg
pointer will actually be needed at an earlier point?
>From what you have said, it is quite likely that we are allocating the
register spill area twice (something_change_loop and PA prologue).
Dave
--
J. David Anglin dave.anglin@nrc.ca
National Research Council of Canada (613) 990-0752 (FAX: 952-6605)