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Re: PATCH: [gcc3.5 improvement branch] Very Simple constantpropagation
- From: Roger Sayle <roger at eyesopen dot com>
- To: David Edelsohn <dje at watson dot ibm dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Thu, 24 Mar 2005 16:58:07 -0700 (MST)
- Subject: Re: PATCH: [gcc3.5 improvement branch] Very Simple constantpropagation
On Thu, 24 Mar 2005, David Edelsohn wrote:
> I would appreciate if we can reconsider removing this behavior
> from expand_expr_real_1() and implement the optimization in the SSA
> loop optimizer where it belongs.
Agreed. We're just waiting for a "tree-ssa loop strength reduction"
volunteer to step forward.
Roger
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