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Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes

From: Uros Bizjak <ubizjak at gmail dot com>
To: Eric Botcazou <ebotcazou at adacore dot com>
Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
Date: Fri, 29 Apr 2016 12:51:33 +0200
Subject: Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes
Authentication-results: sourceware.org; auth=none
References: <CAFULd4bqYNLd0P4Vb7Oi3F0Y2ieDNG0peGqeD9kww7s6jkSCMw at mail dot gmail dot com> <3466465 dot kPQ0hp1mLX at polaris> <CAFULd4bTG7k32mP2R-Fp4jPAzatUUexq8LFLrz4UhkSigr41Vw at mail dot gmail dot com> <3799415 dot uPfXC5v7Nr at polaris>

On Fri, Apr 29, 2016 at 12:17 PM, Eric Botcazou <ebotcazou@adacore.com> wrote:
>> I'm testing the attached patch. Does it fix your ada failures?
>
> No, it totally breaks stack checking. :-(

Eh, I was trying to be too clever.

Attached patch was actually tested on a couple of cases. It generates
the same assembly as before.

Uros.

Attachment: r.diff.txt
Description: Text document

Follow-Ups:
- Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes
  - From: Eric Botcazou

References:
- [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes
  - From: Uros Bizjak
- Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes
  - From: Eric Botcazou
- Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes
  - From: Uros Bizjak
- Re: [PATCH, i386]: Extend TARGET_READ_MODIFY{,_WRITE} peepholes to all integer modes
  - From: Eric Botcazou

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