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Re: set_src_cost lying comment

From: Jeff Law <law at redhat dot com>
To: gcc at gcc dot gnu dot org
Date: Wed, 24 Jun 2015 10:47:00 -0600
Subject: Re: set_src_cost lying comment
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References: <20150622055710 dot GQ1723 at bubble dot grove dot modra dot org> <558A3AA9 dot 6090406 at redhat dot com> <20150624091846 dot GC1723 at bubble dot grove dot modra dot org>

On 06/24/2015 03:18 AM, Alan Modra wrote:


So in these examples we'd really like register moves to cost one
insn.  Hmm, at least, moves from hard regs ought to cost something.

The more I think about it, the more I think that's a reasonable step.Nothing should have cost 0.


Jeff

Follow-Ups:
- Re: set_src_cost lying comment
  - From: Richard Earnshaw

References:
- set_src_cost lying comment
  - From: Alan Modra
- Re: set_src_cost lying comment
  - From: Jeff Law
- Re: set_src_cost lying comment
  - From: Alan Modra

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