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Re: [PING] : [RFC] Tighten memory type assumption in RTL combiner pass.
- From: Segher Boessenkool <segher at kernel dot crashing dot org>
- To: Venkataramanan Kumar <venkataramanan dot kumar at linaro dot org>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, Maxim Kuvyrkov <maxim dot kuvyrkov at linaro dot org>, Richard Earnshaw <rearnsha at arm dot com>, bernds at codesourcery dot com
- Date: Thu, 22 Jan 2015 10:16:19 -0600
- Subject: Re: [PING] : [RFC] Tighten memory type assumption in RTL combiner pass.
- Authentication-results: sourceware.org; auth=none
- References: <CAJK_mQ0sKYDZ_Uh7dJ-EWrWodx_iFY5Ff0dC7vDQfppF2yOD0g at mail dot gmail dot com>
On Thu, Jan 22, 2015 at 07:29:28PM +0530, Venkataramanan Kumar wrote:
> ping. Segher do you any comments from your side.
I agree combine should not transform shifts into multiplication (except
in addresses, where it is canonical). I haven't looked at the actual
patch in detail though, it will have to wait until stage1, it is not
fixing a regression and it affects all targets.
Segher