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Re: [PATCH] Tweak cost of lea on Pentium4
- From: Richard Henderson <rth at redhat dot com>
- To: Roger Sayle <roger at eyesopen dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Sun, 20 Jun 2004 02:24:03 -0700
- Subject: Re: [PATCH] Tweak cost of lea on Pentium4
- References: <Pine.LNX.4.44.0406191407470.4887-100000@www.eyesopen.com>
On Sat, Jun 19, 2004 at 02:52:38PM -0600, Roger Sayle wrote:
> * config/i386/i386.c (pentium4_cost): Increase "lea" cost from 1 to 3.
> (ix86_rtx_costs) <ASHIFT, PLUS>: Consider ix86_cost->lea even when
> TARGET_DECOMPOSE_LEA.
Ok.
r~