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Re: [PATCH 1/4] regcprop: Avoid REG_CFA_REGISTER notes (PR85645)
- From: Segher Boessenkool <segher at kernel dot crashing dot org>
- To: Eric Botcazou <ebotcazou at adacore dot com>
- Cc: gcc-patches at gcc dot gnu dot org, dje dot gcc at gmail dot com
- Date: Mon, 25 Jun 2018 06:53:43 -0500
- Subject: Re: [PATCH 1/4] regcprop: Avoid REG_CFA_REGISTER notes (PR85645)
- References: <cover.1525775371.git.segher@kernel.crashing.org> <c55875d4084b4a532fae5fd540af7afb7b205cec.1525775371.git.segher@kernel.crashing.org> <4094039.Pa7Ju2vBSx@polaris>
Hi Eric,
On Wed, May 09, 2018 at 09:22:47AM +0200, Eric Botcazou wrote:
> > 2018-05-08 Segher Boessenkool <segher@kernel.crashing.org>
> >
> > PR rtl-optimization/85645
> > * regcprop.c (copyprop_hardreg_forward_1): Don't propagate into an
> > insn that has a REG_CFA_REGISTER note.
>
> OK, thanks.
Are these patches okay for backport to 8? At least the first two.
Segher