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Re: Shrink some cse.c structures
- To: Dan Nicolaescu <dann at godzilla dot ICS dot UCI dot EDU>
- Subject: Re: Shrink some cse.c structures
- From: law at redhat dot com
- Date: Mon, 27 Aug 2001 09:44:11 -0600
- cc: gcc-patches at gcc dot gnu dot org
- Reply-To: law at redhat dot com
In message <200108241416.aa25625@gremlin-relay.ics.uci.edu>you write:
>
> This makes the enum members in structures in cse.c bitfields.
> Both structures are 4 bytes smaller now on sparc-solaris.
>
>
> 2001-08-24 Dan Nicolaescu <dann@ics.uci.edu>
>
> * cse.c (struct qty_table_elem): Make mode and comparison_code 16
> bits.
> (struct set): Make mode 16 bits.
You might as well make them match the size found for rtx_def. (16bit code,
8 bit mode). I would also recommend putting in comments directing folks
to make sure both are changed in lock-stop.
jeff