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Re: RFC: Plan for cleaning up the "Addressing Modes" macros
- From: Zack Weinberg <zack at codesourcery dot com>
- To: Bernd Schmidt <bernds_cb1 at t-online dot de>
- Cc: gcc at gcc dot gnu dot org
- Date: Mon, 28 Feb 2005 12:33:12 -0800
- Subject: Re: RFC: Plan for cleaning up the "Addressing Modes" macros
- References: <878y59qtmk.fsf@codesourcery.com> <422308A8.6000606@t-online.de>
Bernd Schmidt <bernds_cb1@t-online.de> writes:
> Zack Weinberg wrote:
>> I have worked out a tentative plan for replacing most of these
>> macros with ordinary target hooks, and eliminating REG_OK_STRICT.
>
> Are you planning to keep the observed behaviour, or do you want to
> make any enhancements that would allow us to describe addressing modes
> better? One of my plans for the medium term is to add a context
> argument to BASE_REG_CLASS etc. so that we could e.g. allow different
> register classes in a PLUS than in a POST_INC.
I would prefer to leave the observed behavior unchanged until after
the conversion to target hooks is complete. The conversion is going
to be hard enough without changing behavior at the same time.
zw