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Re: Kill last use of ggc_push_context/ggc_pop_context


On Tue, 2004-10-05 at 03:35, Jan Hubicka wrote:
> Hi,
> after four days of testing, the attached patch has bootstrapped with
> gcac.  I believe the ggc_push_context is no longer necesary as it was
> probably supposed to keep alias information working.  This has been
> fixed long time ago when varrays has been moved to varrays.  Except 
> for aliasing information (that survive ggc on other places too afaik)
> cse don't preserve much of datastructures:
> 
>   /* Clean up.  */
>   end_alias_analysis ();
>   free (uid_cuid);
>   free (reg_eqv_table);
>   free (val.path);
>   rtl_hooks = general_rtl_hooks;
> 
> None of the other datastructures points to RTL...
> 
> Bootstrapped/regtested i686-linux with gcac checking.
> 
> Honza
> 
> 2004-10-05  Jan Hubicka  <jh@suse.cz>
> 	* cse.c (cse_main): Kill push/pop context.
Not until someone confirms that cse no longer generates tons of
test RTL with the testcases from Plum Hall.  See:

http://gcc.gnu.org/ml/gcc-patches/1999-09n/msg00482.html

Jeff



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