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Re: BBRO on non-pipelined processors - bad?
- From: Richard Henderson <rth at redhat dot com>
- To: tm <tm at mail dot kloo dot net>
- Cc: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 22 Oct 2002 00:10:13 -0700
- Subject: Re: BBRO on non-pipelined processors - bad?
- References: <Pine.LNX.4.21.0210181606310.9687-100000@mail.kloo.net>
On Fri, Oct 18, 2002 at 04:26:04PM -0700, tm wrote:
> I'd like to create a target macro defined something like:
>
> #define CONSTANT_CYCLE_BRANCH 1
>
> ...and then we can do in toplev.c:
>
> #ifdef CACHE_LOG
> if (!CONSTANT_CYCLE_BRANCH || CACHE_LOG)) {
> (call bbro here)
> }
> #endif
>
> Is this acceptable?
No. Use OPTIMIZATION_OPTIONS.
r~