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Re: limit code expansion on ifcvt - bbro too?
- From: Richard Henderson <rth at redhat dot com>
- To: tm <tm at mail dot kloo dot net>
- Cc: jh at suse dot cz, gcc-patches at gcc dot gnu dot org
- Date: Tue, 19 Nov 2002 15:35:21 -0800
- Subject: Re: limit code expansion on ifcvt - bbro too?
- References: <Pine.LNX.4.21.0211181530330.14263-100000@mail.kloo.net>
On Mon, Nov 18, 2002 at 03:36:20PM -0800, tm wrote:
> Is maybe_hot_bb_p usable for limiting code expansion on BBRO as well?
> If so, I'll try to submit a patch for it.
Instead of spending so much effort trying to selectively disable
parts of BBRO, why don't you come up with a placement algorithm
that minimizes (1) branches or (2) sum of branch insn sizes.
It shouldn't be _that_ hard.
r~