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Re: c/7344: performance regression on huge case statements
- From: Richard Henderson <rth at redhat dot com>
- To: Jan Hubicka <jh at suse dot cz>
- Cc: Nathanael Nerode <neroden at twcny dot rr dot com>, gcc-gnats at gcc dot gnu dot org, rschiele at uni-mannheim dot de, gcc-bugs at gcc dot gnu dot org, nobody at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
- Date: Fri, 11 Oct 2002 10:23:46 -0700
- Subject: Re: c/7344: performance regression on huge case statements
- References: <3DA631C4.1050900@twcny.rr.com> <20021011142148.GH11713@kam.mff.cuni.cz> <20021011150148.GM11713@kam.mff.cuni.cz>
On Fri, Oct 11, 2002 at 05:01:48PM +0200, Jan Hubicka wrote:
> * cfgbuild.c (make_edges): Create edge cache when we do have
> large jumptable.
> (do_tablejump): Note size of maximal jumptable.
typo, should include "* expr.c".
> * function.c (prepare_function_start): Zero out size.
> * function.h (function): Add max_jumptable_ents.
Ok.
r~