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Re: bzero optimization rarely does
- From: Hans-Peter Nilsson <hp at bitrange dot com>
- To: Richard Henderson <rth at redhat dot com>
- Cc: Paul Koning <pkoning at equallogic dot com>, <gcc at gcc dot gnu dot org>
- Date: Fri, 12 Jul 2002 00:25:13 -0400 (EDT)
- Subject: Re: bzero optimization rarely does
On Thu, 11 Jul 2002, Richard Henderson wrote:
> On Thu, Jul 11, 2002 at 02:10:52PM -0400, Paul Koning wrote:
> > the problem is that MOVE_MAX specifies what a single instruction
> > can do...
>
> That is false. MOVE_MAX specifies the number of instructions to use.
Ok, I'll bite: No, *that* is false. See docs and (at least some
of) the source. It's MOVE_RATIO.
brgds, H-P