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From: Jeff Law <law@redhat.com>
To: Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
Cc: Easwaran Raman <eraman@google.com>,
	gcc-patches@gcc.gnu.org,
	       Richard Guenther <richard.guenther@gmail.com>
Subject: Re: Improve DSE in the presence of calls
Date: Mon, 20 Jun 2011 15:34:00 -0000	[thread overview]
Message-ID: <4DFF65D1.9070805@redhat.com> (raw)
In-Reply-To: <BANLkTi=+=wSc+yPfDZwnAWQAWFW8fuL2RQ@mail.gmail.com>

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On 06/18/11 03:10, Ramana Radhakrishnan wrote:
> This seems to have triggered
> 
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49452
> 
> on arm-linux-gnueabi
> 
> Might well be a DUP of PR49429 but I haven't looked at it yet.
It is effectively a duplicate; with the notable difference that instead
of an explicit memcpy call, the memcpy appears in the RTL


> > (insn 38 37 39 2 (set (mem:BLK (scratch) [0 A8])
>         (unspec:BLK [
>                 (reg/f:SI 13 sp)
>                 (reg/f:SI 11 fp)
>             ] UNSPEC_PRLG_STK))
> /home/ramrad01/sources/fsf/trunk/gcc/testsuite/gcc.c-torture/execute/comp-goto-2.c:11
> -1
>      (nil))


Jeff
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      reply	other threads:[~2011-06-20 15:23 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-22 21:44 Easwaran Raman
2011-04-22 21:49 ` Jakub Jelinek
2011-04-22 22:16   ` Easwaran Raman
2011-04-25 17:21 ` Jeff Law
2011-04-26 22:31   ` Easwaran Raman
2011-05-03  3:38     ` Jeff Law
2011-05-03 10:10       ` Richard Guenther
2011-05-03 16:41       ` Easwaran Raman
2011-05-10 20:49         ` Easwaran Raman
2011-06-14 17:09           ` Jeff Law
2011-06-17 22:44             ` Easwaran Raman
2011-06-18 19:34               ` Easwaran Raman
2011-06-20 11:14                 ` Richard Guenther
2011-06-15  3:53           ` H.J. Lu
2011-06-15 16:37             ` Easwaran Raman
2011-06-18 10:32           ` Ramana Radhakrishnan
2011-06-20 15:34             ` Jeff Law [this message]

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