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Re: [PATCH, PR66444] Handle -fipa-ra in reload_combine

From: Tom de Vries <Tom_deVries at mentor dot com>
To: Jakub Jelinek <jakub at redhat dot com>
Cc: <gcc-patches at gnu dot org>
Date: Mon, 8 Jun 2015 19:46:55 +0200
Subject: Re: [PATCH, PR66444] Handle -fipa-ra in reload_combine
Authentication-results: sourceware.org; auth=none
References: <557584BC dot 2040603 at mentor dot com> <20150608153151 dot GW10247 at tucnak dot redhat dot com>

On 08/06/15 17:31, Jakub Jelinek wrote:

On Mon, Jun 08, 2015 at 02:04:12PM +0200, Tom de Vries wrote:

>this patch fixes PR66444, a problem with -fipa-ra in reload_combine.
>
>The problem is that for the test-case, reload_combine combines these two
>insns:

Please work out with Vlad whether reload_cse_move2add doesn't need similar
fix (and check other spots too).


Filed PR66463 - review uses of call_used_regs and regs_invalidated_by_call.

Thanks,
- Tom

References:
- [PATCH, PR66444] Handle -fipa-ra in reload_combine
  - From: Tom de Vries
- Re: [PATCH, PR66444] Handle -fipa-ra in reload_combine
  - From: Jakub Jelinek

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