From: Eric Botcazou <ebotcazou@adacore.com>
To: Richard Biener <rguenther@suse.de>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: [PATCH][GCC 7] Fix PR70171
Date: Fri, 11 Mar 2016 20:59:00 -0000 [thread overview]
Message-ID: <5786847.OenCvMFoMo@polaris> (raw)
In-Reply-To: <alpine.LSU.2.11.1603111457460.31547@t29.fhfr.qr>
> The following teaches phiprop to handle the case of aggregate copies
> where the aggregate has non-BLKmode which means it is very likely
> expanded as reg-reg moves (any better test for that apart from
> checking for non-BLKmode?).
!aggregate_value_p comes to mind, but non-BLKmode is the definitive test to
distinguish the register from the non-register case at the RTL level.
--
Eric Botcazou
next prev parent reply other threads:[~2016-03-11 20:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-11 14:01 Richard Biener
2016-03-11 20:59 ` Eric Botcazou [this message]
2016-03-14 8:56 ` Richard Biener
2016-03-15 10:37 ` Eric Botcazou
2016-04-19 14:05 ` Richard Biener
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