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[RFC][PING^2] Do not consider volatile asms as optimization barriers #1


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From: Yury Gribov <y.gribov@samsung.com>
Sent:  Tuesday, March 25, 2014 11:57AM
To: Jakub Jelinek <jakub@redhat.com>, Eric Botcazou <ebotcazou@adacore.com>, gcc-patches@gcc.gnu.org, Hans-Peter Nilsson <hp@bitrange.com>, rdsandiford@googlemail.com
Subject: Re: [RFC] Do not consider volatile asms as optimization barriers #1

On 03/25/2014 11:57 AM, Yury Gribov wrote:
Jakub Jelinek wrote:
Richard Sandiford wrote:
OK, how about this?  It looks like the builtins.c and stmt.c stuff
wasn't
merged until 4.9, and at this stage it seemed safer to just add the same
use/clobber sequence to both places.

Please wait a little bit, the patch has been committed to the trunk only
very recently, we want to see if it has any fallout.

It has been two weeks since Richard commited this to trunk. Perhaps it's
ok to backport to 4.8 branch now?

-Y

Link to original email: http://gcc.gnu.org/ml/gcc-patches/2014-03/msg01306.html


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