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Re: [PATCH,rs6000] fix interrupt safety issue on E500 targets

From: Alan Modra <amodra at bigpond dot net dot au>
To: gcc-patches at gcc dot gnu dot org
Date: Tue, 16 Oct 2007 11:36:16 +0930
Subject: Re: [PATCH,rs6000] fix interrupt safety issue on E500 targets
References: <20071003141842.GA20076@codesourcery.com> <de8d50360710030841o37ee90fckf3f3e1f77558e888@mail.gmail.com> <20071004014253.GE24774@bubble.grove.modra.org> <20071005083044.GB4478@bubble.grove.modra.org>

On Fri, Oct 05, 2007 at 06:00:44PM +0930, Alan Modra wrote:
> 	* config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
> 	altivec sp_offset.  Rearrange sp_offset assignments to
> 	correspond to stack adjustments.  Use frame_reg_rtx for
> 	SPE register restores.  Correct SPE stack adjustment.

Ping?  http://gcc.gnu.org/ml/gcc-patches/2007-10/msg00283.html

Besides the SPE issue, the patch also fixes restore of altivec regs in
large stack frames for !WORLD_SAVE_P ABIs.  Bootstrap and regression
testing has of course completed on powerpc-linux.

-- 
Alan Modra
Australia Development Lab, IBM

References:
- [PATCH,rs6000] fix interrupt safety issue on E500 targets
  - From: Nathan Froyd
- Re: [PATCH,rs6000] fix interrupt safety issue on E500 targets
  - From: Andrew Pinski
- Re: [PATCH,rs6000] fix interrupt safety issue on E500 targets
  - From: Alan Modra
- Re: [PATCH,rs6000] fix interrupt safety issue on E500 targets
  - From: Alan Modra

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